Page 1 Pictorial index Search by illustration For safety Make sure to read through them and security How to read the gauges and meters, the variety of warning Instrument cluster lights and indicators, etc. Operation of Opening and closing the doors and windows, adjustment each component before driving, etc.
Page 2: Table Of Contents
TABLE OF CONTENTS For your information ........8 Instrument cluster Reading this manual........12 How to search ..........13 Instrument cluster Pictorial index ..........14 Warning lights and indicators ......98 For safety and security Gauges and meters ....104 Multi-information display.... 111 1-1.
Page 3 4-4. Refueling windows and moon roof Opening the fuel tank cap..257 Power windows......193 4-5. Using the driving support Moon roof ........196 systems Lexus Safety System+ ....261 Driving PCS (Pre-Crash Safety system).........270 4-1. Before driving LKA (Lane-Keeping Assist)...........282 Driving the vehicle....
Page 4 TABLE OF CONTENTS 5-5. Using the other interior Interior features features Other interior features .... 377 • Sun visors ........ 377 5-1. Remote Touch screen • Vanity mirrors ......377 Remote Touch/12.3-inch • Clock.........378 display ......... 340 • Ashtrays........378 5-2. Using the air conditioning •...
Page 5 6-3. Do-it-yourself maintenance 7-2. Steps to take in an emergency Do-it-yourself service precautions........399 If your vehicle needs to be towed........454 Hood ..........401 If you think something Positioning a floor jack.....402 is wrong........459 Engine compartment....403 If a warning light turns on 12-volt battery.......
Page 6 For information regarding the equipment listed below, refer to the “NAVIGA- TION AND MULTIMEDIA SYSTEM OWNER’S MANUAL” • Audio system • Navigation system • Lexus parking assist-sensor • Lexus parking assist monitor Toyota Motor Europe NV/SA, Avenue du Bourget 60 - 1140 Brussels, Belgium www.toyota-europe.com GS450h_300h_OM_OM30F92E_(EE)
Page 7 GS450h_300h_OM_OM30F92E_(EE)
Page 8: For Your Information
Accessories, spare parts and modification of your Lexus Both genuine Lexus and a wide variety of other spare parts and accessories for Lexus vehicles are currently available on the market. Should it be determined that any of the genuine Lexus parts or accessories supplied with the vehicle need to be replaced, Lexus recommends that genuine Lexus parts or accessories, be used to replace them.
Page 9 ● Seat belt pretensioner system ● Be sure to check with any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer for precautionary measures or special instructions regarding installation of an RF-transmitter system. Further information regarding frequency bands, power levels, antenna positions and installation provisions for the installation of RF-transmitters, is available on request at any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 10 Noise levels inside the vehicle (GS450h only) For Russia and Kazakhstan: TECHNICAL REGULATION OF THE CUSTOMS UNION “ON THE SAFETY OF WHEELED VEHICLES” TR CU 018/2011 Attachment No.3, Section 2 (Requirements for vehicles concerning their interior noise), Table 2.1, Remarks 3 This vehicle may not be used for public purposes (as taxis, for example).
Page 11 GS450h_300h_OM_OM30F92E_(EE)
Page 12: Reading This Manual
Reading this manual WARNING: Explains something that, if not obeyed, could cause death or serious injury to people. NOTICE: Explains something that, if not obeyed, could cause damage to or a mal- function in the vehicle or its equipment. Indicates operating or working procedures. Follow the steps in numerical order.
Page 13: How To Search
How to search Searching by name ■ • Alphabetical index....P. 582 Searching by installation position ■ • Pictorial index ......P. 14 Searching by symptom or sound ■ • What to do if... (Troubleshooting) ....P. 578 Searching by title ■ •...
Page 14: Pictorial Index
Pictorial index Pictorial index ■ Exterior Doors ..............P. 139 Locking/unlocking .
Page 15 Pictorial index Windshield wipers........... P. 251 Precautions against winter season .
Page 16 Pictorial index ■ Instrument panel (Left-hand drive vehicles) Power switch ............P. 217 Starting the hybrid system/changing the modes .
Page 17 Pictorial index Multi-information display ..........P. 111 Display .
Page 18 Pictorial index ■ Switches (Left-hand drive vehicles) VSC OFF switch........... . .P. 326 Heated steering wheel switch .
Page 19 Pictorial index Driving position memory switches ........P. 178 Outside rear view mirror switches.
Page 20 Pictorial index Audio remote control switches Paddle shift switches ..........P. 226 Talk switch Meter control switches .
Page 21 Remote Touch ............P. 340 1, 2 Lexus parking assist-sensor switch Rear sunshade switch .
Page 22 Pictorial index ■ Interior (Left-hand drive vehicles) SRS airbags............P. 43 Floor mats .
Page 23 Pictorial index Inside rear view mirror ..........P. 188 Sun visors .
Page 24 Pictorial index ■ Instrument panel (Right-hand drive vehicles) Power switch ............P. 217 Starting the hybrid system/changing the modes .
Page 25 Pictorial index Multi-information display ..........P. 111 Display .
Page 26 Pictorial index ■ Switches (Right-hand drive vehicles) Brake hold switch........... .P. 235 Odometer/trip meter and trip meter reset button.
Page 27 Pictorial index Outside rear view mirror switches........P. 190 Driving position memory switches .
Page 28 Pictorial index Audio remote control switches Paddle shift switches ..........P. 226 Talk switch Meter control switches .
Page 29 1, 2 Lexus parking assist-sensor switch Remote Touch ............P. 340 Seat heater switches .
Page 30 Pictorial index ■ Interior (Right-hand drive vehicles) SRS airbags............P. 43 Floor mats .
Page 31 Pictorial index Inside rear view mirror ..........P. 188 Sun visors .
Page 32 Pictorial index GS450h_300h_OM_OM30F92E_(EE)
Page 33: For Safety And Security
For safety and security 1-1. For safe use Before driving......... 34 For safety drive ......36 Seat belts ..........38 SRS airbags ........43 Airbag manual on-off system..........54 Safety information for children ........56 Child restraint systems ....57 Installing child restraints..... 66 Exhaust gas precautions....
Page 34: 1-1. For Safe Use
1-1. For safe use Before driving Floor mat Use only floor mats designed specifically for vehicles of the same model and model year as your vehicle. Fix them securely in place onto the carpet. Insert the retaining hooks (clips) into the floor mat eyelets.
Page 35 ■ Do not use floor mats designed for other models or different model year vehicles, ● even if they are Lexus Genuine floor mats. Only use floor mats designed for the driver’s seat. ● Always install the floor mat securely using the retaining hooks (clips) provided.
Page 36: For Safety Drive
1-1. For safe use For safety drive For safe driving, adjust the seat and mirror to an appropriate position before driving. Correct driving posture Adjust the angle of the seatback so that you are sitting straight up and so that you do not have to lean forward to steer.
Page 37 1-1. For safe use WARNING Observe the following precautions. Failure to do so may result in death or serious injury. Do not adjust the position of the driver’s seat while driving. ● Doing so could cause the driver to lose control of the vehicle. Do not place a cushion between the driver or passenger and the seatback.
Page 38: Seat Belts
1-1. For safe use Seat belts Make sure that all occupants are wearing their seat belts before driving the vehicle. Correct use of the seat belts Extend the shoulder belt so that it ● comes fully over the shoulder, but does not come into contact with the neck or slide off the shoulder.
Page 39 1-1. For safe use Adjusting the seat belt shoulder anchor height (front seats) Push the seat belt shoulder anchor down while pressing the release but- ton. Push the seat belt shoulder anchor Move the height adjuster up and down as needed until you hear a click. Seat belt comfort guide (outboard rear seats) For children or smaller-than-average people, slide the seat belt comfort...
Page 40 Seat belt regulations ■ If seat belt regulations exist in the country where you reside, please contact any autho- rized Lexus retailer or Lexus authorized repairer, or any reliable repairer for seat belt replacement or installation. GS450h_300h_OM_OM30F92E_(EE)
Page 41 Each seat belt should be used by one person only. Do not use a seat belt for more ● than one person at once, including children. Lexus recommends that children be seated in the rear seat and always use a seat belt ● and/or an appropriate child restraint system.
Page 42 ■ If the pretensioner has activated, the SRS warning light will come on. In that case, the seat belt cannot be used again and must be replaced at any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 43: Srs Airbags
1-1. For safe use SRS airbags The SRS airbags inflate when the vehicle is subjected to certain types of severe impacts that may cause significant injury to the occupants. They work together with the seat belts to help reduce the risk of death or serious injury. ◆...
Page 44 1-1. For safe use SRS airbag system components Knee airbags SRS warning light Airbag manual on-off switch Driver airbag Front passenger airbag Rear side airbags Curtain shield airbags Side impact sensors (rear) “PASSENGER AIR BAG” indica- Driver’s seat position sensor tor lights Driver’s seat belt buckle switch Seat belt pretensioners and force...
Page 45 1-1. For safe use WARNING SRS airbag precautions ■ Observe the following precautions regarding the SRS airbags. Failure to do so may cause death or serious injury. The driver and all passengers in the vehicle must wear their seat belts properly. ●...
Page 46 An infant or child who is too small to use a seat belt should be properly secured using a child restraint system. Lexus strongly recom- mends that all infants and children be placed in the rear seats of the vehicle and prop- erly restrained.
Page 47 1-1. For safe use WARNING SRS airbag precautions ■ Do not allow anyone to kneel on the passen- ● ger seat toward the door or put their head or hands outside the vehicle. Do not attach anything to or lean anything ●...
Page 48 If the areas where the SRS airbags are stored, such as the steering wheel pad, door of ● the glove box and front and rear pillar garnishes are damaged or cracked, have them replaced by any authorized Lexus retailer or Lexus authorized repairer, or any reli- able repairer. Modification and disposal of SRS airbag system components ■...
Page 49 1-1. For safe use If the SRS airbags deploy (inflate) ■ Slight abrasions, burns, bruising etc., may be sustained from SRS airbags, due to the ● extremely high speed deployment (inflation) by hot gases. A loud noise and white powder will be emitted. ●...
Page 50 1-1. For safe use Conditions under which the SRS airbags may deploy (inflate), other than a collision ■ The SRS front airbags, SRS side and curtain shield airbags may also deploy if a serious impact occurs to the underside of your vehicle. Some examples are shown in the illustra- tion.
Page 51 1-1. For safe use Types of collisions that may not deploy the SRS airbags (SRS side and curtain shield air- ■ bags) The SRS side and curtain shield airbags may not activate if the vehicle is subjected to a collision from the side at certain angles, or a collision to the side of the vehicle body other than the passenger compartment.
Page 52 ■ reliable repairer In the following cases, the vehicle will require inspection and/or repair. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer as soon as possible. Any of the SRS airbags have been inflated. ●...
Page 53 1-1. For safe use The surface of the seats with the side airbag is ● scratched, cracked, or otherwise damaged. The portion of the front pillars, rear pillars or ● roof side rail garnishes (padding) containing the curtain shield airbags inside is scratched, cracked, or otherwise damaged.
Page 54: Airbag Manual On-Off System
1-1. For safe use Airbag manual on-off system This system deactivates the front passenger airbag, front passenger knee air- bag and front passenger side airbag. Only deactivate the airbags when using a child restraint system on the front passenger seat. “PASSENGER AIR BAG”...
Page 55 ■ If any of the following problems occur, it is possible that there is a malfunction in the sys- tem. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Neither “ON” nor “OFF” comes on.
Page 56: Safety Information For Children
1-1. For safe use Safety information for children Observe the following precautions when children are in the vehicle. Use a child restraint system appropriate for the child, until the child becomes large enough to properly wear the vehicle’s seat belt. It is recommended that children sit in the rear seats to avoid accidental con- ●...
Page 57: Child Restraint Systems
If child restraint system regulations exist in the country where you reside, ● please contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer for the child restraint system installation. Lexus recommends that you use a child restraint system which conforms to ● the regulation ECE No.44. GS450h_300h_OM_OM30F92E_(EE)
Page 58 1-1. For safe use Types of child restraints Child restraint systems are classified into the following 5 groups according to the regulation ECE No.44: Group 0: Up to 10 kg (22 lb.) (0 - 9 months) Group 0+: Up to 13 kg (28 lb.) (0 - 2 years) Group I: 9 to 18 kg (20 to 39 lb.) (9 months - 4 years) Group II:...
Page 59 1-1. For safe use Child restraint system suitability for various seating positions Information provided in the table shows your child restraint system suitability for various seating positions. Seating Front passenger seat position Rear seat Airbag manual on-off switch Mass groups Outboard Center Up to 10 kg (22 lb.)
Page 60 1-1. For safe use Key of letters inserted in the above table: Suitable for “universal” category child restraint systems approved for use in this mass group. UF: Suitable for forward-facing “universal” category child restraint systems approved for use in this mass group. Suitable for child restraint systems shown in the child restraint system list.
Page 61 Child restraint system list Mass groups Child restraint systems Category LEXUS G 0+, BABYSAFE PLUS with Up to 10 kg (22 lb.) SEAT BELT FIXATION, BASE PLAT- Semi-universal (0 - 9 months) FORM LEXUS G 0+, BABYSAFE PLUS with Up to 13 kg (28 lb.)
Page 62 1-1. For safe use Child restraint system suitability for various seating positions (with ISOFIX rigid anchors) Information provided in the table shows your child restraint system suitability for various seating positions. Vehicle ISOFIX positions Mass groups Size class Fixture Outboard rear seat ISO/L1 Carrycot ISO/L2...
Page 63 Suitable for child restraint systems shown in the ISOFIX child restraint sys- tem list. When using a “LEXUS MINI” or “LEXUS MIDI”, adjust the support leg and ISO- FIX connectors as follows: Lock the ISOFIX connectors where numbers 3, 4 and 5 can be seen.
Page 64 LEXUS MIDI Semi-universal ISO/R1 LEXUS MINI Semi-universal ISO/R1 LEXUS MIDI Semi-universal Up to 13 kg (28 lb.) (0 - 2 years) ISO/R2 LEXUS MINI Semi-universal ISO/R2 LEXUS MIDI Semi-universal ISO/F2 LEXUS MIDI Semi-universal 9 to 18 kg ISO/F2X LEXUS MIDI Semi-universal (20 to 39 lb.)
Page 65 In an accident, the child can be crushed against the windshield, or between you and the vehicle’s interior. Lexus strongly urges the use of a proper child restraint system that conforms to the ● size of the child, installed on the rear seat. According to accident statistics, the child is safer when properly restrained in the rear seat than in the front seat.
Page 66: Installing Child Restraints
1-1. For safe use Installing child restraints Follow the child restraint system manufacturer’s instructions. Firmly secure child restraints to the seats using a seat belt or ISOFIX rigid anchors. Attach the top strap when installing a child restraint. Seat belts (An ELR belt requires a lock- ing clip) ISOFIX rigid anchors Lower anchors are provided for the out-...
Page 67 1-1. For safe use Installing child restraints using a seat belt Rear-facing  Baby seat/child seat ■ Place the child restraint system on the rear seat facing the rear of the vehicle. Run the seat belt through the child restraint system and insert the plate into the buckle.
Page 68 1-1. For safe use Forward-facing Child seat ■ Remove the head restraint if it interferes with your child restraint system. Place the child restraint system on the seat facing the front of the vehicle. Run the seat belt through the child restraint system and insert the plate into the buckle.
Page 69 1-1. For safe use Junior seat ■ Remove the head restraint if it interferes with your child restraint system. Place the child restraint system on the seat facing the front of the vehicle. Sit the child in the child restraint system.
Page 70 1-1. For safe use Removing a child restraint installed with a seat belt Push the buckle release button and fully retract the seat belt. Installation with ISOFIX rigid anchor Remove the head restraint if it inter- feres with your child restraint system. Widen the gap between the seat cushion and seatback slightly.
Page 71 You need a locking clip to install the child restraint system. Follow the instructions pro- vided by the manufacturer of the system. If your child restraint system does not provide a locking clip, you can purchase the following item from any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer: Locking clip for child restraint system (Part No.
Page 72 1-1. For safe use WARNING When installing a child restraint system ■ Follow the directions given in the child restraint system installation manual and fix the child restraint system securely in place. If the child restraint system is not correctly fixed in place, the child or other passengers may be seriously injured or even killed in the event of sudden braking, sudden swerving or an accident.
Page 73 1-1. For safe use WARNING When installing a child restraint system ■ Never use a rear-facing child restraint system ● on the front passenger seat when the airbag manual on-off switch is on. (P. 54) The force of the rapid inflation of the front passenger airbag can cause death or serious injury to children in the event of an accident.
Page 74 If child restraint system regulations exist in the country where you reside, please con- ● tact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer for the child restraint system installation. When a junior seat is installed, always ensure that the shoulder belt is positioned ●...
Page 75: Exhaust Gas Precautions
If you smell exhaust gases in the vehicle even when the trunk lid is closed, open the ● windows and have the vehicle inspected at any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer as soon as possible.
Page 76: Hybrid System Features
1-2. Hybrid system Hybrid system features Your vehicle is a hybrid vehicle. It has characteristics different from conven- tional vehicles. Be sure you are closely familiar with the characteristics of your vehicle, and operate it with care. The hybrid system combines the use of a gasoline engine and an electric motor (traction motor) according to driving conditions, improving fuel effi- ciency and reducing exhaust emissions.
Page 77 1-2. Hybrid system ◆ When stopped/during start off The gasoline engine stops when the vehicle is stopped. During start off, the electric motor (traction motor) drives the vehicle. At slow speeds or when traveling down a gentle slope, the engine is stopped and the electric motor (traction motor) is used.
Page 78 The gasoline engine may not stop even if the vehicle is being driven by the hybrid battery (traction battery). If this continues for a few days, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 79 Cooling fan sounds may be heard from the air intake vents on the both sides of the rear ● seatback. Maintenance, repair, recycling, and disposal ■ Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer regarding maintenance, repair, recycling and disposal. Do not dispose of the vehicle yourself. Customization ■...
Page 80: Hybrid System Precautions
1-2. Hybrid system Hybrid system precautions Take care when handling the hybrid system, as it is a high voltage system (about 650 V at maximum) as well as contains parts that become extremely hot when the hybrid system is operating. Obey the warning labels attached to the vehicle.
Page 81 If the emergency shut off system activates, your vehicle will not restart. To restart the hybrid system, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Hybrid warning message A message is automatically displayed when a malfunction occurs in the hybrid system or an improper operation is attempted.
Page 82 The hybrid system may not start. In this case, try to start the system again. If the “READY” indicator does not come on, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Running out of fuel ■...
Page 83 1-2. Hybrid system WARNING Road accident cautions ■ Observe the following precautions to reduce the risk of death or serious injury: Pull your vehicle off the road, apply the parking brake, shift the shift lever to P, and ● turn the hybrid system off. Do not touch the high voltage parts, cables and connectors.
Page 84 In the event that your vehicle must be disposed of, the hybrid battery must be disposed of by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. If the hybrid battery is not disposed of properly, it may cause electric shock that can result in death or serious injury.
Page 85: Theft Deterrent System
1-3. Theft deterrent system Immobilizer system The vehicle’s keys have built-in transponder chips that prevent the hybrid sys- tem from starting if a key has not been previously registered in the vehicle’s on-board computer. Never leave the keys inside the vehicle when you leave the vehicle. This system is designed to help prevent vehicle theft but does not guarantee absolute security against all vehicle thefts.
Page 86 1-3. Theft deterrent system Certifications for the immobilizer system ■ GS450h_300h_OM_OM30F92E_(EE)
Page 87 1-3. Theft deterrent system GS450h_300h_OM_OM30F92E_(EE)
Page 88 1-3. Theft deterrent system GS450h_300h_OM_OM30F92E_(EE)
Page 89 1-3. Theft deterrent system NOTICE To ensure the system operates correctly ■ Do not modify or remove the system. If modified or removed, the proper operation of the system cannot be guaranteed. GS450h_300h_OM_OM30F92E_(EE)
Page 90: Double Locking System
1-3. Theft deterrent system Double locking system Unauthorized access to the vehicle is prevented by disabling the door unlock- ing function from both the interior and exterior of the vehicle. Vehicles employing this system have labels on the window glass of both front doors.
Page 91: Alarm
1-3. Theft deterrent system  Alarm The alarm The alarm uses light and sound to give an alert when an intrusion is detected. The alarm is triggered in the following situations when the alarm is set: A locked door is unlocked or opened in any way other than using the entry ●...
Page 92 1-3. Theft deterrent system Deactivating or stopping the alarm Do one of the following to deactivate or stop the alarm: Unlock the doors or open the trunk using the entry function or wireless ● remote control. Turn the power switch to ACCESSORY or ON mode, or start the hybrid sys- ●...
Page 93 1-3. Theft deterrent system Triggering of the alarm ■ The alarm may be triggered in the following situations: (Stopping the alarm deactivates the alarm system.) The doors are unlocked using the mechanical ● key, or the trunk is opened using the mechani- cal key.
Page 94: Instrument Cluster
1-3. Theft deterrent system Intrusion sensor (if equipped) and tilt sensor (if equipped) The intrusion sensor detects intruders or movement in the vehicle. ● The tilt sensor detects changes in vehicle inclination, such as when the vehicle ● is towed away. This system is designed to deter and prevent vehicle theft but does not guarantee absolute security against all intrusions.
Page 95 1-3. Theft deterrent system Canceling and automatic re-enabling of the intrusion sensor and tilt sensor ■ The alarm will still be set even when the intrusion sensor and tilt sensor are canceled. ● After the intrusion sensor and tilt sensor are canceled, pressing the power switch or ●...
Page 96 Do not spray air fresheners or other products ● directly into the sensor holes. Installing accessories other than genuine Lexus parts or leaving objects between the ● driver’s seat and front passenger’s seat may reduce the detection performance. GS450h_300h_OM_OM30F92E_(EE)
Page 97 Instrument cluster Instrument cluster Warning lights and indicators......98 Gauges and meters....104 Multi-information display ... 111 Head-up display......119 Energy monitor/ consumption screen ....126 GS450h_300h_OM_OM30F92E_(EE)
Page 98: Warning Lights And Indicators
2. Instrument cluster Warning lights and indicators The warning lights and indicators on the instrument cluster, center panel and outside rear view mirrors inform the driver of the status of the vehicle’s vari- ous systems. For the purpose of explanation, the following illustration displays all warning lights and indicators illuminated.
Page 99 2. Instrument cluster Warning lights Warning lights inform the driver of malfunctions in the indicated vehicle’s sys- tems. 2, 3 Brake system warning light “AFS OFF” indicator (P. 460) (P. 462) (If equipped) 2, 4 1, 3 Charging system warning Brake hold operated light (P.
Page 100 They will turn off after the hybrid system is on, or after a few seconds. There may be a malfunction in a system if a light does not come on, or turn off. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 101 (P. 296, 308) System indicator (If equipped) (P. 242) Front fog light indicator LKA indicator (P. 286) (P. 250) (If equipped) Lexus parking assist-sensor Brake hold operated indicator indicator (P. 235) (If equipped) 3, 4 “PASSENGER AIR “AFS OFF” indicator BAG”...
Page 102 2. Instrument cluster 8, 9 BSM (Blind Spot Monitor) Parking brake indicator outside rear view mirror (P. 232) indicators (P. 314) (If equipped) “BSM” (Blind Spot Brake hold standby Monitor) indicator indicator (P. 235) (P. 314) (If equipped) Drive mode indicators ●...
Page 103 They will turn off after the hybrid system is on, or after a few seconds. There may be a malfunction in a system if the lights do not come on, or turn off. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 104: Gauges And Meters
2. Instrument cluster Gauges and meters Except F SPORT models  F SPORT models  The units used on the speedometer may differ depending on the target region. GS450h_300h_OM_OM30F92E_(EE)
Page 105 2. Instrument cluster Engine coolant temperature gauge Displays the engine coolant temperature Tachometer/Hybrid System Indicator Tachometer: Displays the engine speed in revolutions per minute. Hybrid System Indicator: Displays hybrid system output or regeneration level (P. 108) Outside temperature Displays the outside temperature within the range of -40C (-40F) to 50C (122F).
Page 106 2. Instrument cluster Rev indicator (F SPORT models) ■ When the engine reaches a set speed while the tachometer is dis- played, a ring-shaped indicator is displayed on the tachometer. Rev peak (F SPORT models) ■ When the engine speed reaches or exceeds 5000 r/min while the tachometer is displayed, an afterim- age of the tachometer needle is dis-...
Page 107 2. Instrument cluster Changing the display Switches between odometer, trip meter and maintenance required information displays. When the trip meter is dis- played, pressing and holding the button will reset the trip meter. Instrument panel light control The brightness of the instrument panel lights can be adjusted. Darker Brighter GS450h_300h_OM_OM30F92E_(EE)
Page 108 2. Instrument cluster The meters and display illuminate when ■ The power switch is in ON mode. Instrument panel brightness adjustment ■ The instrument panel brightness levels when the tail lights are on and off can be adjusted individually. However, when the surroundings are bright (daytime, etc.), turning on the tail lights will not change the instrument panel brightness.
Page 109 • When the vehicle is parked in direct sunlight When “--” or “E” is displayed, the system may be malfunctioning. ● Take your vehicle to any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Pop-up display ■...
Page 110 2. Instrument cluster WARNING The information display at low temperatures ■ Allow the interior of the vehicle to warm up before using the liquid crystal information display. At extremely low temperatures, the information display monitor may respond slowly, and display changes may be delayed. For example, there is a lag between the driver’s shifting and the new gear number appearing on the display.
Page 111: Multi-Information Display
2. Instrument cluster Multi-information display Display contents The multi-information display presents the driver with a variety of vehicle data. Menu icons ● Except F SPORT models F SPORT models   Displays the following information when an icon is selected. (P. 113) Some of the information may be displayed automatically depending on the situa- tion.
Page 112 2. Instrument cluster Warning message display Select to display warning messages and measures to be taken if a malfunction is detected. (P. 466) Settings display Select to change the meter display settings. (P. 562) Operating the meter control switches The multi-information display is oper- ated using the meter control switches.
Page 113 2. Instrument cluster Drive information Items displayed can be switched by pressing of the meter control switches to select and pressing Current fuel consumption ■ Displays the current rate of fuel consumption Average fuel economy (after reset /after start/after refuel) ■...
Page 114 2. Instrument cluster Energy monitor ■ P. 126 G-forces ■ Displays lateral G-forces on the vehicle Also displays, around the periphery of the G-force display, the left and right steering amount, accelerator pedal input, and brake fluid pressure Acceleration G-force on the vehicle Current G-force value (analyzed value of front/rear and left/right...
Page 115 2. Instrument cluster Display off ■ A blank screen is displayed : Displayed when the item is set in “Drive Info 1”, “Drive Info 2” or “Drive Info 3”. (P. 562) : The function can be reset by pressing the of the meter control switches for longer than 1 second when the item to reset is displayed.
Page 116 2. Instrument cluster ■ Language ● Select to change the language on the display. Units ● Select to change the unit of measure. EV indicator ● Select to activate/deactivate the EV indicator. switch ● Displays a procedure to register a desired screen to You can register 1 screen as a shortcut, which can be displayed by pressing Drive information 1/2/3 ●...
Page 117 2. Instrument cluster G-force display ■ The G-force values may not be zero even when the vehicle is parked, such as when it is ● parked on an incline. Depending on the vehicle usage conditions, the brake fluid pressure display may not ●...
Page 118 2. Instrument cluster WARNING Caution for use while driving ■ When operating the multi-information display while driving, pay extra attention to the ● safety of the area around the vehicle. Do not look continuously at the multi-information display while driving as you may fail ●...
Page 119: Head-Up Display
2. Instrument cluster  Head-up display Summary of functions The head-up display can be used to project vehicle speed and other information onto the windshield. Head-up display Display brightness will change automat- ically according to the brightness of the surrounding area. “HUD”...
Page 120 2. Instrument cluster Head-up display contents Vehicle speed ● Hybrid System Indicator (P. 123) ● Tachometer ● Shift position and shift range ● Displays the selected shift position or selected shift range (P. 224) Road signs recognized by the RSA (Road Sign Assist) (if equipped) ●...
Page 121 2. Instrument cluster Switching the head-up display “HUD” button ■ Pressing the switch turns the head- up display on/off and changes the vehicle speed display units as fol- lows: Type A  OFF  ON (km/h)  OFF Type B ...
Page 122 2. Instrument cluster Making the display easier to see Adjusting the display position ■ Higher Lower Setting the brightness ■ The brightness of the display is automatically adjusted in accordance with the brightness of the surrounding environment. However, the brightness can also be manually adjusted in 9 stages.
Page 123 2. Instrument cluster Hybrid System Indicator Charge area Shows regenerative charging. Hybrid Eco area Shows that gasoline engine power is not being used very often. The gasoline engine will automatically stop and restart under various condi- tions. Eco area Shows that the vehicle is being driven in an Eco-friendly manner. Power area Shows that an Eco-friendly driving range is being exceeded (during full power driving etc.)
Page 124 2. Instrument cluster Display customization Display of the following screens can be switched on or off. Audio display ● Route guidance display (vehicles with navigation system) ● Changing the settings ■ Continue holding the “DISP” but- ton until the screen changes, and repeat the process until the set- ting you want to change is dis- played.
Page 125 2. Instrument cluster WARNING Before using the head-up display ■ Check that the position and brightness of the head-up display image does not interfere with safe driving. Incorrect adjustment of the image’s position or brightness may obstruct the driver’s view and lead to an accident, resulting in death or serious injury. NOTICE To prevent damage to components ■...
Page 126: Energy Monitor/Consumption Screen
2. Instrument cluster Energy monitor/consumption screen You can view the status of your hybrid system on the multi-information display and the Remote Touch screen. Vehicles with 12.3-inch display: The energy monitor or consumption screen can be displayed on the side display. Multi-information display Remote Touch screen Meter control switches...
Page 127 2. Instrument cluster Multi-information display ■ Press of the meter control switches and select , and then press to select the energy monitor display. Remote Touch screen Multi-information display When the vehicle is powered by the electric motor (traction motor) When the vehicle is powered by both the gasoline engine and the electric motor (trac- tion motor) When the vehicle is powered by the gasoline engine...
Page 128 2. Instrument cluster Remote Touch screen Multi-information display When the vehicle is charging the hybrid battery (traction battery) When there is no energy flow Hybrid battery (traction battery) status Full Full These images are examples only, and may vary slightly from actual conditions. GS450h_300h_OM_OM30F92E_(EE)
Page 129 2. Instrument cluster Consumption Press the “MENU” button on the Remote Touch, then select on the “Menu” screen. Trip information ■ If the “Energy monitor” or “Past record” screen is displayed, select “Trip infor- mation”. Resetting the consumption data Fuel consumption in the past 15 minutes Current fuel consumption Regenerated energy in the past...
Page 130 2. Instrument cluster Past record ■ If the “Energy monitor” or “Trip information” screen is displayed, select “Past record”. Resetting the past record data Best recorded fuel consumption Average fuel consumption Previous fuel consumption record Updating the average fuel con- sumption data The average fuel consumption his- tory is divided by color into past...
Page 131 2. Instrument cluster Using the side display (vehicles with 12.3-inch display) Vehicle information can be displayed on the side display (P. 345), then select to select the desired screen. Fuel consumption  Displays the average fuel consumption and regenerated energy for the past 10 minutes in 1 minute intervals, as well as the cruising range.
Page 132 2. Instrument cluster Energy monitor  Displays the hybrid system operation and energy recovery states. The image is an example only, and may vary slightly from actual conditions. GS450h_300h_OM_OM30F92E_(EE)
Page 133: Operation Of Each Component
Operation of each component 3-1. Key information Keys ..........134 3-2. Opening, closing and locking the doors and trunk Doors ..........139 Trunk ..........146 Smart entry & start system..153 3-3. Adjusting the seats Front seats........175 Driving position memory..178 Head restraints ......
Page 134: 3-1. Key Information
Unlocks all the doors (P. 139) Opens the windows and moon roof (if equipped) (P. 139) Opens the trunk (P. 147) : These settings must be customized at any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer. GS450h_300h_OM_OM30F92E_(EE)
Page 135 If the battery cover is not installed and the bat- ● tery falls out or if the battery was removed because the key got wet, reinstall the battery with the positive terminal facing the Lexus emblem. GS450h_300h_OM_OM30F92E_(EE)
Page 136 If you lose your mechanical keys ■ New genuine mechanical keys can be made by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer using the other mechanical key and the key number stamped on your key number plate. Keep the plate in a safe place such as your wallet, not in the vehicle.
Page 137 In case of a smart entry & start system malfunction or other key-related problems ■ Take your vehicle with all the electronic keys provided with your vehicle, including the card key, to any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. When an electronic key is lost ■...
Page 138 (To remove the battery cover, lightly grasp and pull it.) If the battery is corroded, have any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer replace the bat- tery.
Page 139: Opening, Closing And Locking The Doors And Trunk
(if equipped) Unlocks all the doors Press and hold to open the windows and moon roof. (if equipped) : These settings must be customized at any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. GS450h_300h_OM_OM30F92E_(EE)
Page 140 3-2. Opening, closing and locking the doors and trunk Operation signals ■ The emergency flashers flash to indicate that the doors have been locked/unlocked. (Locked: once; Unlocked: twice) Security feature ■ If a door is not opened within approximately 30 seconds after the vehicle is unlocked, the security feature automatically locks the vehicle again.
Page 141 3-2. Opening, closing and locking the doors and trunk WARNING Observe the following precautions. Failing to do so may result in death or serious injury. When using the wireless remote control and operating the power windows or moon ■ roof (if equipped) Operate the power window or moon roof after checking to make sure that there is no possibility of any passenger having any of their body parts caught in the window or moon roof.
Page 142 3-2. Opening, closing and locking the doors and trunk Unlocking and locking the doors from the inside ◆ Door lock switches Locks all the doors Unlocks all the doors ◆ Inside lock buttons Locks the door Unlocks the door The front doors can be opened by pulling the inside handle even if the lock buttons are in the lock position.
Page 143 3-2. Opening, closing and locking the doors and trunk Rear door child-protector lock The door cannot be opened from inside the vehicle when the lock is set. Unlock Lock These locks can be set to prevent chil- dren from opening the rear doors. Push down on each rear door switch to lock both rear doors.
Page 144 3-2. Opening, closing and locking the doors and trunk Switching the door unlock function (vehicles with entry function) ■ It is possible to set which doors the entry function unlocks using the wireless remote con- trol. Turn the power switch off. Cancel the intrusion sensor and tilt sensor of the alarm system to prevent unintended triggering of the alarm during the setting change.
Page 145 3-2. Opening, closing and locking the doors and trunk Impact detection door lock release system ■ In the event that the vehicle is subject to a strong impact, all the doors are unlocked. Depending on the force of the impact or the type of accident, however, the system may not operate.
Page 146: Trunk
3-2. Opening, closing and locking the doors and trunk Trunk The trunk can be opened using the trunk opener, entry function or wireless remote control. If the vehicle is equipped with a power trunk lid, the trunk can be closed using the trunk closer.
Page 147 3-2. Opening, closing and locking the doors and trunk ◆ Wireless remote control Press and hold the switch. If the vehicle is equipped with a power trunk lid, the trunk lid auto- matically opens fully. Trunk closer switch (vehicles with power trunk lid) Pressing the switch closes the trunk lid automatically.
Page 148 3-2. Opening, closing and locking the doors and trunk Luggage security system The trunk opener switch can be temporarily disabled to protect luggage stored in the trunk against theft. Turn the main switch in the glove box off to disable the trunk opener. The trunk lid cannot be opened even with the wireless remote control or the trunk release button.
Page 149 3-2. Opening, closing and locking the doors and trunk Jam protection function (vehicles with power trunk lid) ■ While the trunk lid is closing automatically, the trunk lid will stop closing and open if something gets caught. If the smart entry & start system or wireless remote control does not operate properly ■...
Page 150 Do not attach any accessories other than genuine Lexus parts to the trunk lid. Such ● additional weight on the trunk lid may cause the lid to suddenly shut again after it is opened.
Page 151 • When the 12-volt battery voltage suddenly drops, such as when the power switch is turned to ON mode or the hybrid system is started during automatic operation Do not attach any accessories other than genuine Lexus parts to the trunk lid. The ●...
Page 152 3-2. Opening, closing and locking the doors and trunk NOTICE To prevent trunk easy closer malfunctions ■ Do not apply force to the trunk lid while the trunk easy closer is operating. To prevent damage to the power trunk lid (vehicles with power trunk lid) ■...
Page 153: Smart Entry & Start System
3-2. Opening, closing and locking the doors and trunk Smart entry & start system The following operations can be performed simply by carrying the electronic key (including the card key) on your person, for example in your pocket. The driver should always carry the electronic key. Locks and unlocks the doors (vehicles with entry function) (P.
Page 154 3-2. Opening, closing and locking the doors and trunk Alarms and warning indicators ■ An alarm sounds and warning message displays shown on the multi-information display are used to protect against unexpected accidents or theft of the vehicle resulting from erroneous operation.
Page 155 3-2. Opening, closing and locking the doors and trunk Electronic Key Battery-Saving Function ■ When battery-saving mode is set, battery depletion is minimized by stopping the elec- tronic key from receiving radio waves. Press twice while pressing and holding . Confirm that the electronic key indica- tor flashes 4 times.
Page 156 3-2. Opening, closing and locking the doors and trunk Note for the entry function (if equipped) ■ Even when the electronic key is within the effective range (detection areas), the system ● may not operate properly in the following cases: •...
Page 157 3-2. Opening, closing and locking the doors and trunk Note for the push-start function ■ Even when the electronic key is within the effective range (detection areas), the system ● may not operate properly when the electronic key is on the instrument panel, rear package tray or floor, or in the door pockets or glove box when the hybrid system is started or power switch modes are changed.
Page 158 3-2. Opening, closing and locking the doors and trunk Certification for the smart entry & start system ■ GS450h_300h_OM_OM30F92E_(EE)
Page 159 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 160 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 161 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 162 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 163 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 164 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 165 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 166 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 167 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 168 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 169 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 170 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 171 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 172 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 173 3-2. Opening, closing and locking the doors and trunk GS450h_300h_OM_OM30F92E_(EE)
Page 174 Radio waves could have unexpected effects on the operation of such medical devices. Ask any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer for details on disabling the entry function. GS450h_300h_OM_OM30F92E_(EE)
Page 175: Adjusting The Seats
3-3. Adjusting the seats Front seats Adjustment procedure Seat position adjustment switch Pelvic support adjustment switch (if equipped) Seatback angle adjustment switch Seat cushion length adjustment Seat cushion (front) angle adjust- switch (if equipped) / ottoman ment switch angle adjustment switch Vertical height adjustment switch equipped for front passenger’s...
Page 176 3-3. Adjusting the seats Seat operation switches on the side of the front passenger’s seat (if equipped) Tilts the seatback forward Tilts the seatback backward Moves the seat forward Moves the seat backward When adjusting the seat ■ Take care when adjusting the seat so that the head restraint does not touch the ceiling. Power easy access system ■...
Page 177 3-3. Adjusting the seats WARNING Operating the front passenger’s seat from the driver’s seat (if equipped) ■ Do not operate the front passenger’s seat when a passenger is seated in it. In addition, do not let anyone sit down in the front passenger’s seat while the seat is being operated. The front passenger may catch their legs between the instrument panel and seat, resulting in injury.
Page 178: Driving Position Memory
3-3. Adjusting the seats Driving position memory This feature automatically adjusts the front seats, steering wheel and outside rear view mirrors to make entering and exiting the vehicle easier or to suit your preferences. Power easy access system The seat and steering wheel are automatically adjusted to allow the driver or front passenger to enter and exit the vehicle easily.
Page 179 3-3. Adjusting the seats Operation of the power easy access system ■ When exiting the vehicle, the power easy access system may not operate if the seat is already close to the rearmost position, etc. Customization ■ The seat movement amount settings of the power easy access system can be custom- ized.
Page 180 3-3. Adjusting the seats Recall procedure ■ Check that the shift lever is in P. Turn the power switch to ON mode. Press one of the buttons for the driving position you want to recall until the buzzer sounds. Vehicles with front passenger’s seat ottoman: The recorded position will only be recalled if the ottoman is in a position...
Page 181 3-3. Adjusting the seats Operating the driving position memory after turning the power switch off ■ Driver’s seat: Recorded seat positions can be activated up to 180 seconds after the driver’s door is opened and another 60 seconds after it is closed again. Front passenger’s seat: Recorded seat positions can be activated up to 180 seconds after the front passenger’s door is opened.
Page 182 3-3. Adjusting the seats Recall procedure ■ Carry the electronic key that has been registered to the driving position, and then unlock and open the driver’s door using the smart entry & start system or wireless remote control. The driving position will move to the recorded position (not including the steering wheel and HUD [head-up display] [if equipped]).
Page 183: Head Restraints
3-3. Adjusting the seats Head restraints Head restraints are provided for all seats. Front seats Vertical adjustment  Pull the head restraints up. Down Push the head restraint down while pressing the lock release button. Lock release button Horizontal adjustment (if equipped) Side support adjustment ...
Page 184 3-3. Adjusting the seats Rear seats Pull the head restraints up. Down Push the head restraint down while pressing the lock release button. Lock release button Removing the head restraints ■ Pull the head restraint up while pressing the lock release button.
Page 185 3-3. Adjusting the seats Adjusting the height of the head restraints ■ Make sure that the head restraints are adjusted so that the center of the head restraint is closest to the top of your ears. Adjusting the rear seat head restraints ■...
Page 186: 3-4. Adjusting The Steering Wheel And Mirrors
3-4. Adjusting the steering wheel and mirrors Steering wheel Adjustment procedure Operating the switch moves the steering wheel in the following directions: Down Toward the driver Away from the driver Horn To sound the horn, press on or close to mark.
Page 187 3-4. Adjusting the steering wheel and mirrors WARNING Do not adjust the steering wheel while driving. Doing so may cause the driver to mishandle the vehicle and cause an accident, result- ing in death or serious injury. GS450h_300h_OM_OM30F92E_(EE)
Page 188: Inside Rear View Mirror
3-4. Adjusting the steering wheel and mirrors Inside rear view mirror The rear view mirror’s position can be adjusted to enable sufficient confirma- tion of the rear view. Adjusting the height of rear view mirror The height of the rear view mirror can be adjusted to suit your driving posture. Adjust the height of the rear view mir- ror by moving it up and down.
Page 189 3-4. Adjusting the steering wheel and mirrors To prevent sensor error ■ To ensure that the sensors operate properly, do not touch or cover them. WARNING Do not adjust the position of the mirror while driving. Doing so may lead to mishandling of the vehicle and cause an accident, resulting in death or serious injury.
Page 190: Outside Rear View Mirrors
3-4. Adjusting the steering wheel and mirrors Outside rear view mirrors Adjustment procedure To select a mirror to adjust, press the switch. Left Right Pressing the same switch again will put the switch in neutral. To adjust the mirror, press the switch. Right Down Left...
Page 191 3-4. Adjusting the steering wheel and mirrors Setting automatic mode ■ Automatic mode allows the folding or extending of the mirrors to be linked to locking/unlocking of the doors. Press the “AUTO” switch to set auto- matic mode. The indicator will come on. Pressing the switch once more will return to manual mode.
Page 192 3-4. Adjusting the steering wheel and mirrors Mirror angle can be adjusted when ■ The power switch is in ACCESSORY or ON mode. When the mirrors are fogged up ■ The outside rear view mirrors can be cleared using the mirror defoggers. Turn on the rear window defogger to turn on the outside rear view mirror defoggers.
Page 193: Opening, Closing The Windows And Moon Roof
3-5. Opening, closing the windows and moon roof Power windows Opening and closing procedures The power windows can be opened and closed using the switches. Operating the switch moves the windows as follows: Closing One-touch closing Opening One-touch opening : To stop the window partway, operate the switch in the opposite direction.
Page 194 The power windows can be opened and closed using the wireless remote control. ● (P. 139) : These settings must be customized at any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer. When the 12-volt battery is disconnected ■...
Page 195 3-5. Opening, closing the windows and moon roof WARNING Observe the following precautions. Failure to do so may result in death or serious injury. Closing the windows ■ The driver is responsible for all the power window operations, including the operation ●...
Page 196: Moon Roof
3-5. Opening, closing the windows and moon roof  Moon roof Use the overhead switches to open and close the moon roof and tilt it up and down. Opening and closing Opens the moon roof The moon roof stops slightly before the fully open position to reduce wind noise.
Page 197 The moon roof can be opened and closed using the wireless remote control. ● (P. 139) : These settings must be customized at any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer. When the moon roof does not close normally ■...
Page 198 3-5. Opening, closing the windows and moon roof Moon roof open warning buzzer ■ The buzzer sounds and a message is shown on the multi-information display in the instru- ment cluster when the power switch is turned off and the driver’s door is opened with the moon roof open.
Page 199: Driving
Opening the fuel tank cap ..257 Cargo and luggage....208 4-5. Using the driving support systems Trailer towing (vehicles without towing package) ..209 Lexus Safety System+ ....261 Trailer towing (vehicles with PCS (Pre-Crash Safety towing package)....... 210 system) ........270 4-2. Driving procedures LKA (Lane-Keeping Assist) ..........282...
Page 200: 4-1. Before Driving
4-1. Before driving Driving the vehicle The following procedures should be observed to ensure safe driving: Starting the hybrid system P. 217 Driving With the brake pedal depressed, shift the shift lever to D. (P. 224) If the parking brake is in manual mode, release the parking brake. (P. 232) Gradually release the brake pedal and gently depress the accelerator pedal to accelerate the vehicle.
Page 201 4-1. Before driving When starting off on a uphill ■ The hill-start assist control is available. (P. 325) For fuel-efficient driving ■ Keep in mind that hybrid vehicles are similar to conventional vehicles, and it is necessary to refrain from activities such as sudden acceleration, etc. Refer to “Hybrid vehicle driv- ing tips”.
Page 202 Your vehicle has a drum-in-disc type parking brake system. This type of brake system needs bedding-down of the brake shoes periodically or whenever the parking brake shoes and/or drum are replaced. Have any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer perform the bedding down operation.
Page 203 4-1. Before driving WARNING Observe the following precautions. Failure to do so may result in death or serious injury. When starting the vehicle ■ Always keep your foot on the brake pedal while stopped with the “READY” indicator is illuminated. This prevents the vehicle from creeping. When driving the vehicle ■...
Page 204 If you hear a squealing or scraping noise (brake pad wear indicators) ■ Have the brake pads checked and replaced by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer as soon as possible. Rotor damage may result if the pads are not replaced when needed.
Page 205 4-1. Before driving WARNING Observe the following precautions. Failure to do so may result in death or serious injury. When the vehicle is stopped ■ Do not depress the accelerator pedal unnecessarily. ● If the shift lever is any position other than P or N, the vehicle may accelerate suddenly and unexpectedly, causing an accident.
Page 206 4-1. Before driving WARNING Observe the following precautions. Failure to do so may result in death or serious injury. When taking a nap in the vehicle ■ Always turn the hybrid system off. Otherwise, if you accidentally move the shift lever or depress the accelerator pedal, this could cause an accident or fire due to hybrid system overheating.
Page 207 Engine damage caused by water immersion ● In the event that you drive on a flooded road and the vehicle is flooded, be sure to have any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer check the following: Brake function ●...
Page 208: Cargo And Luggage
4-1. Before driving Cargo and luggage Take notice of the following information about storage precautions, cargo capacity and load: WARNING Things that must not be carried in the trunk ■ The following things may cause a fire if loaded in the trunk: Receptacles containing gasoline ●...
Page 209: Trailer Towing (Vehicles Without Towing Package)
4-1. Before driving Trailer towing (vehicles without towing package) Lexus does not recommend towing a trailer with your vehicle. Lexus also does not recommend the installation of a tow hitch or the use of a tow hitch carrier for a wheelchair, scooter, bicycle, etc. Your vehicle is not designed for trailer towing or for the use of tow hitch mounted carriers.
Page 210: Trailer Towing (Vehicles With Towing Package)
To tow a trailer safely, use extreme care and drive the vehicle in accordance with the trailer’s characteristics and operating conditions. Lexus warranties do not apply to damage or malfunction caused by towing a trailer for commercial purposes. Ask your local authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer for further details before towing, as there are additional legal requirements in some countries.
Page 211 4-1. Before driving Important points regarding trailer loads Total trailer weight and permissible drawbar load ■ Total trailer weight Weight of the trailer itself plus the trailer load should be within the max- imum towing capacity. Exceeding this weight is dangerous. (P. 546) When towing a trailer, use a friction coupler or friction stabilizer (sway control device).
Page 212 4-1. Before driving Installation positions for the towing hitch/bracket and hitch ball 436 mm (17.2 in.) 500 mm (19.7 in.) 455 mm (17.9 in.) 520 mm (20.5 in.) 454 mm (17.9 in.) 543 mm (21.4 in.) 475 mm (18.7 in.) 560 mm (22.0 in.) 476 mm (18.7 in.) 289 mm (11.4 in.)
Page 213 Trailer lights ■ Please consult any authorized Lexus retailer or Lexus authorized repairer, or any reli- ● able repairer when installing trailer lights, as incorrect installation may cause damage to the vehicle’s lights.
Page 214 4-1. Before driving Guidance Your vehicle will handle differently when towing a trailer. In order to avoid acci- dent, death or serious injury, keep the following in mind when towing: Checking connections between trailer and lights ■ Stop the vehicle and check the operation of the connection between the trailer and lights after driving for a brief period as well as before starting off.
Page 215 4-1. Before driving Passing other vehicles ■ Consider the total combined length of your vehicle and trailer and ensure that the vehicle-to-vehicle distance is sufficient before executing lane changes. Transmission information ■ To maintain engine braking efficiency, when using engine braking, when driv- ing on a long steep downgrade, do not use the transmission in D.
Page 216 4-1. Before driving NOTICE For vehicles with emergency tire puncture repair kit (if equipped) ■ Do not tow anything if a tire that has been repaired using the emergency tire puncture repair kit is installed. The load on the tire may cause unexpected damage to the tire. GS450h_300h_OM_OM30F92E_(EE)
Page 217: Driving Procedures
4-2. Driving procedures Power (ignition) switch Performing the following operations when carrying the electronic key on your person starts the hybrid system or changes power switch modes. Starting the hybrid system Press the parking brake switch to check that the parking brake is set. (P.
Page 218 4-2. Driving procedures Stopping the hybrid system Stop the vehicle completely. Set the parking brake (P. 232), and shift the shift lever to P. Press the power switch. Release the brake pedal and check that “POWER ON” on the multi-informa- tion display is off.
Page 219 The immobilizer system may not have been deactivated. (P. 85) ● Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Check that the shift lever is securely set in P. The hybrid system may not start if the shift ●...
Page 220 When “Check Entry & Start System” will be displayed on the multi-information display ■ The system may be malfunctioning. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately. If the “READY” indicator does not come on ■...
Page 221 When starting the hybrid system ■ If the hybrid system becomes difficult to start, have your vehicle checked by any autho- rized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately. Symptoms indicating a malfunction with the power switch ■...
Page 222: Ev Drive Mode
4-2. Driving procedures EV drive mode In EV drive mode, electric power is supplied by the hybrid battery (traction battery), and only the electric motor (traction motor) is used to drive the vehi- cle. This mode allows you to drive in residential areas early in the morning and late at night, or in indoor parking lots etc.
Page 223 4-2. Driving procedures Switching to EV drive mode when the gasoline engine is cold ■ If the hybrid system is started while the gasoline engine is cold, the gasoline engine will start automatically in order to warm up. In this case, you will become unable to switch to EV drive mode.
Page 224: Hybrid Transmission
4-2. Driving procedures Hybrid transmission Shifting the shift lever While the power switch is in ON mode, move the shift lever with the brake pedal depressed. When shifting the shift lever between P and D, make sure that the vehicle is com- pletely stopped.
Page 225 4-2. Driving procedures Selecting the driving mode Sport mode/Eco drive mode ■ P. 311 Snow mode ■ Snow mode can be selected to suit the conditions when driving on slippery road surfaces, such as on snow. Press the switch. Press the switch again to return to normal mode.
Page 226 Changing the shift range allows restriction of the highest shift range, preventing unnecessary upshifting and enabling the level of engine braking force to be selected. Upshifting Downshifting GS450h: The selected shift range, from D1 to D8, will be displayed in the meter. GS300h: The selected shift range, from D1 to D6, will be displayed in the meter.
Page 227 ● braking force than a higher shift range, and the engine revolutions will also increase. GS450h: If you accelerate while in ranges 1 to 7, the shift range may auto- ● matically range up in accordance with the vehicle’s speed.
Page 228 GS450h: While driving in the D position or S mode, downshifting to 7, 6, 5 or 4. ● (P. 296, 308) GS300h: While driving in the D position, downshifting to 5 or 4.
Page 229 If the shift lever cannot be shifted with your foot on the brake pedal, there may be a prob- lem with the shift lock system. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately.
Page 230 4-2. Driving procedures NOTICE Hybrid battery (traction battery) charge ■ If the shift lever is in N, the hybrid battery (traction battery) will not be charged even when the engine is running. Therefore, if the vehicle is left with the shift lever in N for a long period of time, the hybrid battery (traction battery) will discharge, and this may result in the vehicle not being able to start.
Page 231: Turn Signal Lever
4-2. Driving procedures Turn signal lever Operating instructions The lever will return to its original position immediately after operation. Right turn Lane change to the right (move the lever partway and release it) The right hand signals will flash 3 times. Lane change to the left (move the lever partway and release it) The left hand signals will flash 3 times.
Page 232: Parking Brake
4-2. Driving procedures Parking brake A selections can be made as desired from the following modes. Manual mode Sets the parking brake The parking brake indicator light will come on. (P. 233) Press and hold the parking brake switch if an emergency occurs and it is neces- sary to operate the parking brake while driving.
Page 233 4-2. Driving procedures Parking brake operation ■ When the power switch is not in ON mode, the parking brake cannot be released using ● the parking brake switch. When the power switch is not in ON mode, automatic mode (automatic brake setting ●...
Page 234 4-2. Driving procedures NOTICE When parking the vehicle ■ Before you leave the vehicle, set the parking brake, shift the shift lever to P and make sure that the vehicle does not move. When the system malfunctions ■ Stop the vehicle in a safe place and check the warning messages. When the parking brake cannot be released due to a malfunction ■...
Page 235: Brake Hold
4-2. Driving procedures Brake Hold The brake hold system keeps the brake applied when the shift lever is in D, S or N with the system on and the brake pedal has been depressed to stop the vehi- cle. The system releases the brake when the accelerator pedal is depressed with the shift lever in D or S to allow smooth start off.
Page 236 4-2. Driving procedures When the parking brake is set automatically while the system is holding the brakes ■ The parking brake will not be released automatically. Perform one of the following proce- dures to release the parking brake and confirm that the parking brake indicator light turns off.
Page 237: Operating The Lights And Wipers
4-3. Operating the lights and wipers Headlight switch The headlights can be operated manually or automatically. Operating instructions Turning the end of the lever turns on the lights as follows: The front position, tail, license plate and instrument panel lights turn on. The headlights and all lights listed above turn on.
Page 238 4-3. Operating the lights and wipers Turning on the high beam headlights With the headlights on, push the lever away from you to turn on the high beams. Pull the lever toward you to the center position to turn the high beams off. Pull the lever toward you and release it to flash the high beams once.
Page 239 4-3. Operating the lights and wipers AFS (Adaptive Front-lighting System) (if equipped) AFS (Adaptive Front-lighting System) secures excellent visibility at intersections and on curves by automatically adjusting the direction of the light axis of the headlights according to vehicle speed and the degree of the tire’s angle as con- trolled by steering input.
Page 240 If the “AFS OFF” indicator flashes ■ It may indicate a malfunction in the system. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Customization ■...
Page 241: Ahs (Adaptive High-Beam System)
4-3. Operating the lights and wipers  AHS (Adaptive High-beam System) The Adaptive High-beam System uses a camera sensor located behind the upper portion of the windshield to assess the brightness of the lights of vehi- cles ahead, streetlights, etc., and automatically controls the headlight light distribution as necessary.
Page 242 4-3. Operating the lights and wipers Activating the Adaptive High-beam System Push the lever away from you with the headlight switch in the position. Press the Adaptive High-beam Sys- tem switch. The Adaptive High-beam System indi- cator will come on when the headlights are turned on automatically to indicate that the system is active.
Page 243 4-3. Operating the lights and wipers Turning the high beam on/off manually Switching to low beam ■ Pull the lever to the original position. The Adaptive High-beam System indicator will turn off. Push the lever away from you to acti- vate the Adaptive High-beam Sys- tem again.
Page 244 4-3. Operating the lights and wipers Conditions in which the light distribution control of the headlights changes automati- ■ cally When all of the following conditions are met, the high beams will be turned on automat- ● ically and the system will operate: •...
Page 245 4-3. Operating the lights and wipers In the situations shown below, the system may not be able to accurately detect sur- ● rounding brightness levels. This may cause the low beams to remain on or the high beams to cause problems for pedestrians, vehicles ahead or other parties. In these cases, manually switch between the high and low beams.
Page 246: Automatic High Beam
4-3. Operating the lights and wipers  Automatic High Beam The Automatic High Beam uses an in-vehicle camera sensor to assess the brightness of streetlights, the lights of vehicles ahead, etc., and automatically turns the high beam on or off as necessary. WARNING Limitations of the Automatic High Beam ■...
Page 247 4-3. Operating the lights and wipers Turning the high beam on/off manually Switching to low beam ■ Pull the lever to the original position. The Automatic High Beam indicator will turn off. Push the lever away from you to acti- vate the Automatic High Beam sys- tem again.
Page 248 4-3. Operating the lights and wipers High beam automatic turning on or off conditions ■ When all of the following conditions are fulfilled, the high beam will be automatically ● turned on (after approximately 1 second): • Vehicle speed is above approximately 40 km/h (25 mph). •...
Page 249 4-3. Operating the lights and wipers In the situations shown below, the system may not be able to accurately detect sur- ● rounding brightness levels. This may cause the low beams to remain on or the high beams to cause problems for pedestrians, vehicles ahead or other parties. In these cases, manually switch between the high and low beams.
Page 250: Fog Light Switch
4-3. Operating the lights and wipers Fog light switch The fog lights secure excellent visibility in difficult driving conditions, such as in rain and fog. Turns the front and rear fog lights off Turns the front fog lights on Turns both front and rear fog lights on Releasing the switch ring returns it to Operating the switch ring again turns...
Page 251: Windshield Wipers And Washer
4-3. Operating the lights and wipers Windshield wipers and washer Operating the wiper lever Operate the lever as follows to operate the wipers. The lever will return to its original position immediately after operation. Intermittent windshield wipers with interval adjuster ...
Page 252 4-3. Operating the lights and wipers Wiper intervals can be adjusted when intermittent operation is selected. Increases the intermittent windshield wiper frequency Decreases the intermittent wind- shield wiper frequency Washer/wiper dual operation Wipers will automatically operate a cou- ple of times after the washer squirts. When the headlights are on and the lever is pulled and held, the headlight cleaners will operate once.
Page 253 4-3. Operating the lights and wipers Rain-sensing windshield wipers  Move the lever up 2 levels Move the lever up 1 level Move the lever down 1 level Move the lever down 2 levels AUTO mode on/off switch AUTO mode With AUTO mode selected, the wipers indicator will operate automatically when the sen-...
Page 254 4-3. Operating the lights and wipers When AUTO mode is selected, the sensor sensitivity can be adjusted by turning the switch ring. Increases the sensitivity Decreases the sensitivity Washer/wiper dual operation Wipers will automatically operate a cou- ple of times after the washer squirts. When the headlights are on and the lever is pulled and held, the headlight cleaners will operate once.
Page 255 4-3. Operating the lights and wipers The windshield wiper and washer can be operated when ■ The power switch is in ON mode. Dripping prevention wiper sweep ■ After washing and wiping operation several times, the wipers operate one more time after a short delay to prevent dripping.
Page 256 When a nozzle becomes blocked ■ In this case, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Do not try to clear it with a pin or other object. The nozzle will be damaged.
Page 257: Refueling
4-4. Refueling Opening the fuel tank cap Perform the following steps to open the fuel tank cap: Before refueling the vehicle Turn the power switch off and ensure that all the doors and windows are ● closed. Confirm the type of fuel. ●...
Page 258 4-4. Refueling NOTICE Refueling ■ Do not spill fuel during refueling. Doing so may damage the vehicle, such as causing the emission control system to operate abnormally or damaging fuel system components or the vehicle’s painted sur- face. GS450h_300h_OM_OM30F92E_(EE)
Page 259 4-4. Refueling Opening the fuel tank cap With the doors unlocked, press the center of the rear edge of the fuel filler door. Push until you hear a click and take your hand away to slightly open the fuel filler door.
Page 260 When replacing the fuel tank cap ■ Do not use anything but a genuine Lexus fuel tank cap designed for your vehicle. Doing so may cause a fire or other incident which may result in death or serious injury. GS450h_300h_OM_OM30F92E_(EE)
Page 261: Using The Driving Support Systems
Lexus Safety System+ ■ The Lexus Safety System+ is designed to operate under the assumption that the driver will drive safely, and is designed to help reduce the impact to the occupants and the vehicle in the case of a collision or assist the driver in normal driving conditions.
Page 262 The pre-crash safety system does not record conversations, sounds or pictures. Data usage ● Lexus may use the data recorded in this computer to diagnose malfunctions, conduct research and development, and improve quality. Lexus will not disclose the recorded data to a third party except: •...
Page 263 4-5. Using the driving support systems Sensors Two types of sensors, located behind the front grille and windshield, detect infor- mation necessary to operate the drive assist systems. Radar sensor Camera sensor GS450h_300h_OM_OM30F92E_(EE)
Page 264 ● If the radar sensor, front grille, or front bumper has been subjected to a strong impact, have the vehicle inspected by your any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Do not disassemble the radar sensor.
Page 265 When cleaning the inside of the windshield, do not allow glass cleaner to contact the lens. Also, do not touch the lens. If the lens is dirty or damaged, contact any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer.
Page 266 Do not attach any accessories that may obstruct the camera sensor to the hood, front ● grille or front bumper. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer for details. If a surfboard or other long object is to be mounted on the roof, make sure that it will ●...
Page 267 4-5. Using the driving support systems Certification ■ GS450h_300h_OM_OM30F92E_(EE)
Page 268 4-5. Using the driving support systems GS450h_300h_OM_OM30F92E_(EE)
Page 269 4-5. Using the driving support systems GS450h_300h_OM_OM30F92E_(EE)
Page 270: Pcs (Pre-Crash Safety System)
(P. 273) : Depending on the region in which the vehicle was sold, the pedestrian detection function may not be available. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer for details. : Depending on the region in which the vehicle was sold, the pre-crash braking func- tion (automatic braking function) may not be available.
Page 271 4-5. Using the driving support systems ◆ Pre-crash braking When the system determines that the possibility of a frontal collision is high, the system warns the driver. If the system determines that the possibility of a frontal collision is extremely high, the brakes are automatically applied to help avoid the collision or reduce the collision speed.
Page 272 4-5. Using the driving support systems WARNING Pre-crash braking ■ When the pre-crash braking function is operating, a large amount of braking force ● will be applied. If the vehicle is stopped by the operation of the pre-crash braking function, the pre- ●...
Page 273 4-5. Using the driving support systems Changing settings of the pre-crash safety system Enabling/disabling the pre-crash safety system ■ The pre-crash safety system can be enabled/disabled on (P. 111) of the multi-information display. The system is automatically enabled each time the power switch is turned to ON mode.
Page 274 4-5. Using the driving support systems Operational conditions ■ Availability of the pedestrian detection function and pre-crash braking function depend on the region in which the vehicle was sold. Regions Function availability The pedestrian detection function and pre-crash braking func- Region A tion are available The pedestrian detection function is not available and the pre-...
Page 275 4-5. Using the driving support systems Region B  (The pedestrian detection function is not available and the pre-crash braking function is available) The pre-crash safety system is enabled and the system determines that the possibility of a frontal collision with a vehicle is high. Each function is operational at the following speeds: Pre-crash warning: ●...
Page 276 4-5. Using the driving support systems Pedestrian detection function ■ The pre-crash safety system detects pedestrians based on the size, profile, and motion of a detected object. However, a pedestrian may not be detected depending on the surrounding brightness and the motion, posture, and angle of the detected object, preventing the system from operating properly.
Page 277 4-5. Using the driving support systems • When driving on a road where relative location to vehicle ahead in an adjacent lane may change, such as on a winding road • When rapidly closing on a vehicle ahead • If the front of the vehicle is raised or lowered, such as when the road surface is uneven or undulating •...
Page 278 4-5. Using the driving support systems • When passing under an object (billboard, etc.) at the top of an uphill road • When rapidly closing on an electric toll gate barrier, parking area barrier, or other barrier that opens and closes •...
Page 279 4-5. Using the driving support systems Situations in which the system may not operate properly ■ In some situations such as the following, a vehicle may not be detected by the radar ● sensor and camera sensor, preventing the system from operating properly: •...
Page 280 4-5. Using the driving support systems • After the hybrid system has started the vehicle has not been driven for a certain amount of time • While making a left/right turn and for a few seconds after making a left/right turn •...
Page 281 If the PCS warning light continues to flash or the warning message does not disappear, ● the system may be malfunctioning. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately. If VSC is disabled ■...
Page 282: Lka (Lane-Keeping Assist)
4-5. Using the driving support systems  LKA (Lane-Keeping Assist) Summary of functions When driving on highways and freeways with white or yellow lines, this function alerts the driver when the vehicle might depart from its lane and provides assis- tance by operating the steering wheel to keep the vehicle in its lane.
Page 283 4-5. Using the driving support systems ◆ Steering assist function When the system determines that the vehicle might depart from its lane, the system provides assistance as necessary by operating the steer- ing wheel in small amounts for a short period of time to keep the vehicle in its lane.
Page 284 4-5. Using the driving support systems ◆ Lane centering function This function is linked with radar cruise control and provides the required assistance by operating the steering wheel to keep the vehicle in its current lane. When radar cruise control is not operating, the lane centering func- tion does not operate.
Page 285 Do not modify the suspension etc. If the suspension etc. needs to be replaced, con- ● tact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Do not install or place anything on the hood or grille. Also, do not install a grille guard ●...
Page 286 4-5. Using the driving support systems Turning LKA system on Press the LKA switch to turn the LKA system on. The LKA indicator illuminates and a message is displayed on the multi-infor- mation display. Press the LKA switch again to turn the LKA system off.
Page 287 4-5. Using the driving support systems Lane departure alert function display Displayed when the multi-information display is switched to the driving assist system information screen. Inside of displayed white lines is Inside of displayed white lines is   white black Indicates that the system is recognizing Indicates that the system is not able to...
Page 288 4-5. Using the driving support systems Vehicle sway warning ● This function operates when all of the following conditions are met. • Setting for “Sway Warning” in of the multi-information display is set to “On”. (P. 111) • Vehicle speed is approximately 50 km/h (32 mph) or more. •...
Page 289 4-5. Using the driving support systems Hands off steering wheel alert ■ For Israel: When the system determines that the driver has removed the hands from the steering wheel while the steering assist function or lane centering function is operating, a warning message is displayed on the multi-information display and the buzzer sounds.
Page 290 4-5. Using the driving support systems The vehicle is driven on a road which tilts left or right, or a winding road. ● The vehicle is driven on an unpaved or rough road. ● The vehicle is driven around a sharp curve. ●...
Page 291: Rsa (Road Sign Assist)
4-5. Using the driving support systems  RSA (Road Sign Assist) Summary of function RSA recognizes specific road signs using the camera sensor and provides information to the driver via the multi- information display. Camera sensor If the system judges that the vehicle is being driven over the speed limit, perform- ing prohibited actions, etc.
Page 292 4-5. Using the driving support systems Indication on the multi-information display After the camera sensor recognizes a sign, it is displayed on the multi-informa- tion display when the vehicle passes the sign. When the driving assist system infor- ● mation is selected, a maximum of 3 signs can be displayed.
Page 293 4-5. Using the driving support systems Types of recognized road signs The following types of road signs, including electronic signs and blinking signs, are recognized. A non-official (not meeting the Vienna Convention) or a recently introduced traffic sign may not be recognized. Type Multi-information display Speed limit begins/ends...
Page 294 4-5. Using the driving support systems : If the turn signal indicator is not operated when changing lanes, the mark does not dis- play. : On some models Warning display In the following situations, the RSA system alerts the driver using a warning dis- play.
Page 295 4-5. Using the driving support systems Side road speed signs may be detected and displayed (if positioned in sight of the cam- ● era sensor) while the vehicle is traveling on the main road. Roundabout exit road speed signs may be detected and displayed (if positioned in sight ●...
Page 296: Dynamic Radar Cruise Control With Full-Speed Range
4-5. Using the driving support systems Dynamic radar cruise controlwith full-speed  range Summary of functions In vehicle-to-vehicle distance control mode, the vehicle automatically acceler- ates, decelerates and stops to match the speed changes of the preceding vehicle even if the accelerator pedal is not depressed. In constant speed control mode, the vehicle runs at a fixed speed.
Page 297 4-5. Using the driving support systems WARNING Before using dynamic radar cruise control with full-speed range ■ Driving safely is the sole responsibility of the driver. Do not rely solely on the system, and drive safely by always paying careful attention to your surroundings. The dynamic radar cruise control with full-speed range provides driving assistance to reduce the driver’s burden.
Page 298 4-5. Using the driving support systems WARNING Situations unsuitable for dynamic radar cruise control with full-speed range ■ Do not use dynamic radar cruise control with full-speed range in any of the following situations. Doing so may result in inappropriate speed control and could cause an accident result- ing in death or serious injury.
Page 299 4-5. Using the driving support systems Driving in vehicle-to-vehicle distance control mode This mode employs a radar sensor to detect the presence of vehicles up to approximately 100 m (328 ft.) ahead, determines the current vehicle-to-vehicle following distance, and operates to maintain a suitable following distance from the vehicle ahead.
Page 300 4-5. Using the driving support systems Setting the vehicle speed (vehicle-to-vehicle distance control mode) Press the “ON/OFF” button to acti- vate the cruise control. Radar cruise control indicator will come on and a message will be displayed on the multi-information display. Press the button again to deactivate the cruise control.
Page 301 4-5. Using the driving support systems Adjusting the set speed To change the set speed, operate the lever until the desired set speed is dis- played. Increases the speed (Except when the vehicle has been stopped by system control in vehicle-to- vehicle distance control mode) Decreases the speed Fine adjustment: Momentarily move...
Page 302 4-5. Using the driving support systems Changing the vehicle-to-vehicle distance (vehicle-to-vehicle distance control mode) Pressing the button changes the vehi- Preceding cle-to-vehicle distance as follows: vehicle mark Long Medium Short The vehicle-to-vehicle distance is set automatically to long mode when the power switch is turned ON mode.
Page 303 4-5. Using the driving support systems Canceling and resuming the speed control Pulling the lever toward you cancels the speed control. The speed control is also canceled when the brake pedal is depressed. (When the vehicle has been stopped by system control, depressing the brake pedal does not cancel the setting.) Pushing the lever up resumes the...
Page 304 4-5. Using the driving support systems Selecting constant speed control mode When constant speed control mode is selected, your vehicle will maintain a set speed without controlling the vehicle-to-vehicle distance. Select this mode only when vehicle-to-vehicle distance control mode does not function correctly due to a dirty radar sensor, etc.
Page 305 • The vehicle has been stopped for about 3 minutes If vehicle-to-vehicle distance control mode is automatically canceled for any other rea- son, there may be a malfunction in the system. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 306 ● If constant speed control mode is automatically canceled for any other reason, there may be a malfunction in the system. Contact any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer. Warning messages and buzzers for dynamic radar cruise control with full-speed range ■...
Page 307 4-5. Using the driving support systems When your vehicle is pointing upwards ● (caused by a heavy load in the luggage com- partment, etc.) Preceding vehicle has an extremely high ● ground clearance Conditions under which the vehicle-to-vehicle distance control mode may not function ■...
Page 308: Cruise Control
4-5. Using the driving support systems  Cruise control Summary of functions Use the cruise control to maintain a set speed without depressing the accelera- tor pedal. Set speed Indicators Cruise control switch Setting the vehicle speed Press the “ON/OFF” button to acti- vate the cruise control.
Page 309 4-5. Using the driving support systems Adjusting the set speed To change the set speed, operate the lever until the desired set speed is obtained. Increases the speed Decreases the speed Fine adjustment: Momentarily move the lever in the desired direction. Large adjustment: Hold the lever in the desired direction.
Page 310 If the cruise control speed cannot be set or if the cruise control cancels immediately after being activated, there may be a malfunction in the cruise control system. Have the vehi- cle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reli- able repairer.
Page 311: Driving Mode Select Switch
4-5. Using the driving support systems Driving mode select switch The driving modes can be selected to suit driving condition. Vehicles without Adaptive Variable Suspension system  Except F SPORT models F SPORT models Normal mode For normal driving. Press the switch to change the driving mode to normal mode when Eco drive mode or sport mode is selected.
Page 312 4-5. Using the driving support systems Vehicles with Adaptive Variable Suspension system  Except F SPORT models F SPORT models Normal mode/Customized mode Normal mode and customized mode are selected by pressing the driving mode select switch. Each time the switch is pressed, the driving mode changes between normal mode and customized mode.
Page 313 4-5. Using the driving support systems Sport mode • SPORT S mode Assists acceleration response by controlling the transmission and engine. When not in SPORT S mode and the driving mode select switch is turned to the right, the “SPORT S” indicator comes on in the multi-information display, and the Hybrid System Indicator changes to the tachometer.
Page 314: Bsm (Blind Spot Monitor)
4-5. Using the driving support systems  BSM (Blind Spot Monitor) Summary of the Blind Spot Monitor The Blind Spot Monitor is a system that has 2 functions; The Blind Spot Monitor function ● Assists the driver in making the decision when changing lanes The Rear Crossing Traffic Alert function ●...
Page 315 4-5. Using the driving support systems The outside rear view mirror indicators visibility ■ When under strong sunlight, the outside rear view mirror indicator may be difficult to see. Rear Crossing Traffic Alert buzzer hearing ■ Rear Crossing Traffic Alert function may be difficult to hear over loud noises such as high audio volume.
Page 316 4-5. Using the driving support systems GS450h_300h_OM_OM30F92E_(EE)
Page 317 4-5. Using the driving support systems GS450h_300h_OM_OM30F92E_(EE)
Page 318 If the sensor or surrounding area is subject to a strong impact, always have the area inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 319: The Blind Spot Monitor Function
4-5. Using the driving support systems The Blind Spot Monitor function The Blind Spot Monitor function uses radar sensors to detect vehicles that are traveling in an adjacent lane in the area that is not reflected in the outside rear view mirror (the blind spot), and advises the driver of the vehicle’s existence via the outside rear view mirror indicator.
Page 320 4-5. Using the driving support systems The Blind Spot Monitor function is operational when ■ The BSM function is turned on. ● Vehicle speed is greater than approximately 16 km/h (10 mph). ● The Blind Spot Monitor function will detect a vehicle when ■...
Page 321: The Rear Crossing Traffic Alert Function
4-5. Using the driving support systems The Rear Crossing Traffic Alert function The Rear Crossing Traffic Alert functions when your vehicle is in reverse. It can detect other vehicles approaching from the right or left rear of the vehicle. It uses radar sensors to alert the driver of the other vehicle’s existence through flashing the outside rear view mirror indicators and sounding a buzzer.
Page 322 4-5. Using the driving support systems The Rear Crossing Traffic Alert function detection areas The areas that vehicles can be detected in are outlined below. To give the driver a more consistent time to react, the buzzer can alert for faster vehicles from farther away.
Page 323 4-5. Using the driving support systems Conditions under which the Rear Crossing Traffic Alert function will not detect a vehi- ■ The Rear Crossing Traffic Alert function is not designed to detect the following types of vehicles and/or objects. Small motorcycles, bicycles, pedestrians etc. ●...
Page 324: Driving Assist Systems
4-5. Using the driving support systems Driving assist systems To help enhance driving safety and performance, the following systems oper- ate automatically in response to various driving situations. Be aware, however, that these systems are supplementary and should not be relied upon too heav- ily when operating the vehicle.
Page 325 When SPORT S+ mode is selected by the driving mode select switch, the damping force is suitable for sporty driving (P. 312) ◆ LDH (Lexus Dynamic Handling system) (if equipped) Provides independent control of the VGRS, DRS and EPS. Contributes to turning characteristics at low speeds, responsiveness at medium speeds and...
Page 326 4-5. Using the driving support systems When the TRC/VSC/ABS systems are operating The slip indicator light will flash while the TRC/VSC/ABS systems are oper- ating. Disabling the TRC system If the vehicle gets stuck in mud, dirt or snow, the TRC system may reduce power from the hybrid system to the wheels.
Page 327 When the message is displayed on the multi-information display showing that TRC has ■ been disabled even if has not been pressed TRC and hill-start assist control cannot be operated. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. VGRS is disabled when ■...
Page 328 4-5. Using the driving support systems Sounds and vibrations caused by the ABS, brake assist, VSC, Hill-start assist control, ■ TRC and VGRS systems Any of the following conditions may occur when the above systems are operating. None of these indicates that a malfunction has occurred. Vibrations may be felt through the vehicle body and steering.
Page 329 4-5. Using the driving support systems Automatic system cancelation of hill-start assist control ■ The hill-start assist control will be canceled in any of the following situations; The shift lever is shifted to N or P. ● The accelerator pedal is depressed. ●...
Page 330 The ABS, TRC and VSC systems will not function correctly if different tires are installed on the vehicle. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer for further information when replacing tires or wheels. Handling of tires and the suspension ■...
Page 331: Driving Tips
4-6. Driving tips Hybrid vehicle driving tips For economical and ecological driving, pay attention to the following points: ◆ Using Eco drive mode When using Eco drive mode, the torque corresponding to the accelerator pedal depression amount can be generated more smoothly than it is in normal conditions.
Page 332 4-6. Driving tips ◆ Delays Repeated acceleration and deceleration, as well as long waits at traffic lights, will lead to bad fuel economy. Check traffic reports before leaving and avoid delays as much as possible. When driving in a traffic jam, gently release the brake pedal to allow the vehicle to move forward slightly while avoiding over- use of the accelerator pedal.
Page 333 4-6. Driving tips ◆ Luggage Carrying heavy luggage will lead to poor fuel economy. Avoid carrying unnecessary luggage. Installing a large roof rack will also cause poor fuel economy. ◆ Warming up before driving Since the gasoline engine starts up and cuts out automatically when cold, warming up the engine is unnecessary.
Page 334: Winter Driving Tips
4-6. Driving tips Winter driving tips Carry out the necessary preparations and inspections before driving the vehi- cle in winter. Always drive the vehicle in a manner appropriate to the prevail- ing weather conditions. Preparation for winter Use fluids that are appropriate to the prevailing outside temperatures. ●...
Page 335 If the shift lever can be shifted from P, there may be a problem with the shift lock system. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately. GS450h_300h_OM_OM30F92E_(EE)
Page 336 4-6. Driving tips Selecting tire chains Vehicles with front and rear tires of the same size except for the vehicles with  LDH and 19 inch tires Use the correct tire chain size when mounting the tire chains. Chain size is regulated for each tire size. Side chain (3 mm [0.12 in.] in diameter) Cross chain...
Page 337 4-6. Driving tips Shifting the windshield wiper position If heavy snow or icy condition is expected, shift the rest position manually. Grip the hook section of the wiper arm firmly when shifting the wiper position. To rest position ■ Raise the wiper in line with the wind- shield.
Page 338 NOTICE Repairing or replacing snow tires ■ Request repairs or replacement of snow tires from Lexus dealers or legitimate tire retailers. This is because the removal and attachment of snow tires affects the operation of the tire pressure warning valves and transmitters.
Page 339: Interior Features
Interior features 5-1. Remote Touch screen 5-4. Using the storage features Remote Touch/12.3-inch List of storage features ....369 display ......... 340 • Glove box .......370 • Console box ......370 5-2. Using the air conditioning • Cup holders ......371 system and defogger •...
Page 340: 5-1. Remote Touch Screen
5-1. Remote Touch screen  Remote Touch/12.3-inch display The Remote Touch can be used to operate the Remote Touch screens. Owners of models equipped with a navigation system should refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”. The illustration below is for left-hand drive vehicles. The button positions may differ slightly for right-hand drive vehicles.
Page 341 5-1. Remote Touch screen “•” button Press this button to change map scale and scroll through lists. Back button Press this button to display the previous screen. “MENU” button Press this button to display the “Menu” screen. Remote Touch knob Move in the desired direction to select a function, letter and screen button.
Page 342 5-1. Remote Touch screen Screen display during low temperatures ■ When the ambient temperature is extremely low, screen response may be delayed even if the Remote Touch is operated. WARNING When using the Remote Touch ■ Do not allow fingers, fingernails or hair to become caught in the Remote Touch as this ●...
Page 343 5-1. Remote Touch screen “Menu” screen Press the “MENU” button on the Remote Touch to display the “Menu” screen. The display may differ depending on the type of the system. 12.3-inch display: When an interruption screen is being displayed on the side display, the “Menu”...
Page 344 5-1. Remote Touch screen Switch Function Select to adjust the contrast and brightness of the screens, turn the “Display” screen off, etc. : Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”. : If equipped 12.3-inch display operation Full screen display ■...
Page 345 Interruption screens  Each of the following screens is displayed automatically in accordance with conditions. • Lexus parking assist-sensor (if equipped) • Phone • Driving mode (P. 311) : Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.
Page 346: 5-2. Using The Air Conditioning System And Defogger
5-2. Using the air conditioning system and defogger Front automatic air conditioning system Air outlets and fan speed are automatically adjusted according to the tem- perature setting. Press the “MENU” button on the Remote Touch, then select to display the air conditioning operation screen. Vehicles with 12.3-inch display: The air conditioning system can be displayed and operated on the side display.
Page 347 5-2. Using the air conditioning system and defogger Adjusting the temperature setting ■ Press “”on to increase the temperature and “” to decrease the tem- perature. Without rear air conditioning system  When “DUAL” on the control screen is selected or the passenger’s side tem- perature control button is pressed, the temperature for the driver and passen- ger seats can be adjusted separately.
Page 348 5-2. Using the air conditioning system and defogger Control screen Without rear air conditioning system With rear air conditioning system   Adjust the left-hand side temperature setting Select the air flow to the feet and operate the windshield defogger Adjust the fan speed setting Select the air flow mode (the front seats)
Page 349 5-2. Using the air conditioning system and defogger  Air flows to the upper body  Air flows to the upper body and feet  Air flows to the feet Option control screen ■ Select on the control screen to display the option control screen. The functions can be switched on and off.
Page 350 5-2. Using the air conditioning system and defogger Side display (vehicles with 12.3-inch display) ■ Without rear air conditioning system With rear air conditioning system   Adjust the left-hand side temperature setting Select the air flow mode (the front seats) Adjust the fan speed setting Adjust the right-hand side temperature setting Adjust the temperature for the driver’s and front passenger’s seats separately...
Page 351 5-2. Using the air conditioning system and defogger Air conditioning control Using the automatic mode ■ Press or select “AUTO” on the control screen. Also, when selecting “FAST/ECO” or each time, the fan speed mode will be changed as follows: “NORMAL”...
Page 352 5-2. Using the air conditioning system and defogger Defogging the windshield ■ Defoggers are used to defog the windshield and front side windows. Press Set the outside/recirculated air mode button to outside air mode if the recirculated air mode is used. (It may switch automatically.) To defog the windshield and the side windows early, turn the air flow and tempera- ture up.
Page 353 5-2. Using the air conditioning system and defogger Changing the rear seat settings (with rear air conditioning system) Select on the control screen to display the rear air conditioning control screen. Using the automatic mode ■ Select “REAR AUTO” on the screen. The air conditioning system will operate, and air outlets and speed will be set auto- matically.
Page 354 & start system is used to unlock a passenger door. Settings for the electronic key and the corresponding door can be changed. Contact ● any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Using automatic mode ■...
Page 355 5-2. Using the air conditioning system and defogger Outside/recirculated air mode ■ When driving on dusty roads such as tunnels or in heavy traffic, set the outside/recircu- ● lated air mode button to the recirculated air mode. This is effective in preventing out- side air from entering the vehicle interior.
Page 356 5-2. Using the air conditioning system and defogger nanoe system (if equipped) ■ Your vehicle incorporates a nanoe device, which is considered a biocidal product. The nanoe device generates charged water particles from the ambient air and these purify the air in the cabin by suppressing bacteria. The nanoe...
Page 357 (if equipped) ■ Do not disassemble or repair the generator because it contains high voltage parts. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer if the generator needs repair. NOTICE To prevent 12-volt battery discharge ■...
Page 358: Rear Air Conditioning System
5-2. Using the air conditioning system and defogger  Rear air conditioning system Air outlets and fan speed are automatically adjusted according to the tem- perature setting. Control panel Set automatic mode on/off Change the airflow mode Turn the fan off Adjust the temperature setting Adjusting the temperature setting ■...
Page 359 5-2. Using the air conditioning system and defogger Changing the air outlets ■ Press The air outlets change as follows each time is pressed. : Air flows to the upper body. : Air flows to the upper body and feet. : Air flows to the feet.
Page 360 5-2. Using the air conditioning system and defogger Adjusting the position of and opening and closing the air outlets ■ Direct air flow to the left or right, up or down. Turn the knob to open or close the vent. Button lock function ■...
Page 361: Heated Steering Wheel/ Seat Heaters/ Seat Ventilators
5-2. Using the air conditioning system and defogger    Heated steering wheel /seat heaters /seat ventilators Heated steering wheel and seat heaters heat the side grips of the steering wheel and seats, respectively. Seat ventilators maintain good airflow by blow- ing air from the seats.
Page 362 5-2. Using the air conditioning system and defogger Heated steering wheel (if equipped) Turns the heated steering wheel on/off The indicator light comes on when the heater is operating. The heated steering wheel can be used when the power switch is in ON mode. ●...
Page 363 5-2. Using the air conditioning system and defogger Modes and indicators ● The mode can be changed by pressing the switch. Mode “AUTO” indicator light Level indicator lights Automatic 3 to 1, or off : When automatic mode is selected, the level automatically changes depending on the air conditioning settings.
Page 364 5-2. Using the air conditioning system and defogger Seat ventilators (without seat heaters) (if equipped) ■ Seat ventilator switches Level indicator lights The seat ventilator fan speed level is displayed. Modes and indicators ● The mode changes each time the switch is pressed as follows: Mode Level indicator lights The seat heaters/seat ventilators can be used when...
Page 365 5-2. Using the air conditioning system and defogger Automatic operation during S-FLOW mode ■ The front seat heater and ventilator or the rear seat heater may automatically turn off when S-FLOW mode is turned on during automatic mode. (P. 347) Button lock function (vehicles with rear control panel) ■...
Page 366: 5-3. Using The Interior Lights
5-3. Using the interior lights Interior lights list Outer foot lights Rear personal lights (P. 367) Rear interior light Shift lever light Ornament lights Front interior light (P. 367) Door courtesy lights Front personal lights (P. 367) Power window switch lights Inside door handle lights Footwell lights When the instrument panel light control switch is turned to minimum and the tail lights...
Page 367: Interior Lights
5-3. Using the interior lights Interior lights Turns the lights on/off The rear interior light is also turned on/ off. Turns the door position on/off Personal lights Front ■ Turns the light on/off Rear ■ Turns the light on/off GS450h_300h_OM_OM30F92E_(EE)
Page 368 5-3. Using the interior lights Illuminated entry system: The lights automatically turn on/off according to power switch ● mode, the presence of the electronic key, whether the doors are locked/unlocked, and whether the doors are opened/closed. If the interior lights remain on when the power switch is turned off, the lights will go off ●...
Page 369: Using The Storage Features
5-4. Using the storage features List of storage features Cup holders (P. 371) Auxiliary boxes (P. 373) Glove box (P. 370) Console box (P. 370) Auxiliary boxes (if equipped) (P. 373) Ashtrays (if equipped) (P. 378) WARNING Do not leave glasses, lighters or spray cans in the storage spaces, as this may cause ●...
Page 370: Glove Box
5-4. Using the storage features Glove box Open (press the button) Unlock with the mechanical key Lock with the mechanical key The glove box light turns on when the tail lights are on. ● The trunk opener main switch is located in the glove box. (P. 148) ●...
Page 371: Cup Holders
5-4. Using the storage features The tray slides forward/backward and can be ● removed. The console box light turns on when the tail lights are on. ● WARNING When using the console box with half-open, do not apply too much load on the arm- rest.
Page 372 5-4. Using the storage features Front cup holder: The cup holder insert may ● be removed for cleaning. Rear cup holder: When stowing the cup holder, stow the cup holder with the armrest ● down. The cup holder cannot be stowed if the armrest is not down. WARNING Do not place anything other than cups or beverage cans in the cup holders.
Page 373: Auxiliary Boxes
5-4. Using the storage features Auxiliary boxes Type A Type B   Press in the button. Pull up the lever to release the lock and lift the lid. Type C (if equipped)  Open the lid. WARNING Type C: Do not use the auxiliary box as an ashtray. Doing so may cause a fire.
Page 374: Trunk Features
5-4. Using the storage features Trunk features Cargo hooks Raise the hooks when needed. The cargo hooks are provided for securing loose items. WARNING To avoid injury, always return the cargo hooks to their stowed positions when not in use. Luggage hook Pull the strap when using the hook.
Page 375 5-4. Using the storage features First-aid kit storage net Luggage mat Type A Type B   Pull the strap upwards to lift up the lug- Pull the lever upwards to lift up the gage mat. luggage mat. The lever can be hooked on the lug- gage hook.
Page 376 5-4. Using the storage features Warning reflector storage belt Loosen the belt Tighten the belt To prevent damage to the warning reflector stor- age belt when it is not in use, fold the belt (as shown in ) and secure it with the clip ( GS450h_300h_OM_OM30F92E_(EE)
Page 377: Using The Other Interior Features
5-5. Using the other interior features Other interior features Sun visors To set the visor in the forward posi- tion, flip it down. To set the visor in the side position, flip down, unhook, and swing it to the side. To use the side extender, place the visor in the side position, then slide it backward.
Page 378: Clock
5-5. Using the other interior features Clock The GPS clock’s time is automatically adjusted by utilizing GPS time informa- tion. For details, refer to “NAVIGATION MULTIMEDIA SYSTEM OWNER’S MANUAL”. Ashtrays (if equipped) Open the ashtray lid. To remove the ashtray, pull the ashtray lid upwards.
Page 379: Power Outlets
5-5. Using the other interior features Power outlets Please use as a power supply for electronic goods that use less than 12 V DC / 10 A (power consumption of 120 W). Front Rear   Open the lid. The power outlets can be used when power switch is in ACCESSORY or ON mode. NOTICE To avoid damaging the power outlets, close the power outlet lids when the power out- ●...
Page 380: Armrest
5-5. Using the other interior features Armrest Fold down the armrest for use. NOTICE To prevent damage to the armrest, do not apply too much load on the armrest. Rear sunshade (if equipped)/rear door sunshades (if equipped) Rear sunshade ■ The rear sunshade can be raised and lowered by operating the button shown below.
Page 381 5-5. Using the other interior features Rear door sunshades ■ Pull the tab of the rear door sun- shade and hook the shade on using the anchors. To retract the rear door sunshade, unhook the shade and retract it slowly. The rear sunshade can be used when the power switch is in ON mode.
Page 382: Coat Hooks
5-5. Using the other interior features NOTICE To prevent 12-volt battery discharge, do not operate the rear sunshade when the ● hybrid system is off. Observe the following precautions to ensure normal operation of the rear sunshade ● and rear door sunshades. •...
Page 383: Assist Grips
5-5. Using the other interior features Assist grips An assist grip installed on the ceiling can be used to support your body while sitting on the seat. WARNING Do not use the assist grip when getting in or out of the vehicle or rising from your seat. NOTICE To prevent damage to the assist grip, do not hang any heavy object or put a heavy load on the assist grip.
Page 384: Era-Glonass
5-5. Using the other interior features  ERA-GLONASS ERA-GLONASS is a telematics service that uses Global Navigation Satellite System (GLONASS) data and embedded cellular technology to enable the following emergency calls to be made: Automatic emergency calls (Auto- matic Collision Notification) and manual emergency calls (by pressing the “SOS”...
Page 385 ● power switch is turned to ON mode, the system may be malfunctioning or the backup battery may be depleted. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. The service life of the backup battery is 3 years or more.
Page 386 If the 12-volt battery’s voltage decreases or there is a disconnection, the system may ● not be able to access the Public Safety Answering Point (PSAP). When replacing DCM to a new one ■ ERA-GLONASS have to be activated. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. GS450h_300h_OM_OM30F92E_(EE)
Page 387 Call or the Manual Maintenance Check You will not be able to communicate with the Public Safety Answering Point (PSAP) operator. If any of this equipment has been broken, please consult any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. GS450h_300h_OM_OM30F92E_(EE)
Page 388 5-5. Using the other interior features GS450h_300h_OM_OM30F92E_(EE)
Page 389: Maintenance And Care
Maintenance and care 6-1. Maintenance and care Cleaning and protecting the vehicle exterior ....390 Cleaning and protecting the vehicle interior....394 6-2. Maintenance Maintenance requirements ......397 6-3. Do-it-yourself maintenance Do-it-yourself service precautions........399 Hood ..........401 Positioning a floor jack ....402 Engine compartment ....403 12-volt battery .......412 Tires ...........416...
Page 390: Cleaning And Protecting The Vehicle Exterior
6-1. Maintenance and care Cleaning and protecting the vehicle exterior Perform the following to protect the vehicle and maintain it in prime condi- tion: Working from top to bottom, liberally apply water to the vehicle body, wheel ● wells and underside of the vehicle to remove any dirt and dust. Wash the vehicle body using a sponge or soft cloth, such as a chamois.
Page 391 • Do not use wax or glass cleaners that contain abrasives when cleaning the windows. • Do not use any metallic objects to remove condensation build up. When the water-repellent performance has become insufficient, the coating can be ● repaired. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. GS450h_300h_OM_OM30F92E_(EE)
Page 392 Precaution regarding the rear bumper with Blind Spot Monitor (if equipped) ■ If the paint of the rear bumper is chipped or scratched, the system may malfunction. If this occurs, consult any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. GS450h_300h_OM_OM30F92E_(EE)
Page 393 6-1. Maintenance and care NOTICE To prevent paint deterioration and corrosion on the body and components (aluminum ■ wheels etc.) Wash the vehicle immediately in the following cases: ● • After driving near the sea coast • After driving on salted roads •...
Page 394: Cleaning And Protecting The Vehicle Interior
6-1. Maintenance and care Cleaning and protecting the vehicle interior The following procedures will help protect your vehicle’s interior and keep it in top condition: Protecting the vehicle interior Remove dirt and dust using a vacuum cleaner. Wipe dirty surfaces with a cloth ●...
Page 395 6-1. Maintenance and care Caring for leather areas ■ Lexus recommends cleaning the interior of the vehicle at least twice a year to maintain the quality of the vehicle’s interior. Shampooing the carpets ■ There are several commercial foaming-type cleaners available. Use a sponge or brush to apply the foam.
Page 396 Water may also cause the body to rust. When cleaning the inside of the windshield (vehicles with Lexus Safety System+) ■ Do not allow glass cleaner to contact the lens. Also, do not touch the lens. (P. 263) Cleaning the inside of the rear window ■...
Page 397: Maintenance
Lexus parts in repairing any difficulties you may encounter. There can also be advantages in utilizing authorized Lexus retailers or repair- ers for non-warranty repairs and services, as members of the Lexus network will be able to expertly assist you with any difficulties you may encounter.
Page 398 Engine coolant temperature continually higher than normal (P. 105) ● If you notice any of these clues, take your vehicle to any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer as soon as possible. Your vehicle may need adjustment or repair.
Page 399: Do-It-Yourself Service Precautions
6-3. Do-it-yourself maintenance Do-it-yourself service precautions If you perform maintenance by yourself, be sure to follow the correct proce- dure as given in these sections. Items Parts and tools 12-volt battery • Grease condition • Conventional wrench (for terminal clamp bolts) (P.
Page 400 6-3. Do-it-yourself maintenance WARNING The engine compartment contains many mechanisms and fluids that may move suddenly, become hot, or become electrically energized. To avoid death or serious injury, observe the following precautions. When working on the engine compartment ■ Make sure that the “POWER ON” on the multi-information display and the ●...
Page 401: Hood
6-3. Do-it-yourself maintenance Hood Release the lock from the inside of the vehicle to open the hood. Pull the hood lock release lever. The hood will pop up slightly. Pull up the auxiliary catch lever and lift the hood. WARNING Pre-driving check ■...
Page 402: Positioning A Floor Jack
6-3. Do-it-yourself maintenance Positioning a floor jack When using a floor jack, follow the instructions in the manual provided with the jack and perform the operation safely. When raising your vehicle with a floor jack, position the jack correctly. Improper placement may damage your vehicle or cause injury. ◆...
Page 403: Engine Compartment
6-3. Do-it-yourself maintenance Engine compartment GS450h  Engine oil level dipstick Fuse box (P. 437) (P. 406) Washer fluid tank (P. 411) Engine coolant reservoir Electric cooling fans (P. 409) Condenser (P. 411) Engine oil filler cap (P. 407) Radiator (P.
Page 404 6-3. Do-it-yourself maintenance GS300h  Power control unit coolant Fuse box (P. 437) reservoir (P. 409) Washer fluid tank (P. 411) Engine oil level dipstick Electric cooling fans (P. 406) Condenser (P. 411) Engine oil filler cap (P. 407) Radiator (P.
Page 405 6-3. Do-it-yourself maintenance Engine compartment cover Removing the engine compartment cover ■ Right-hand side  Center  Installing the clips ■ Push up center portion Insert Press NOTICE Checking the engine compartment cover after installation ■ Make sure that the cover is securely installed in its original position. GS450h_300h_OM_OM30F92E_(EE)
Page 406 Park the vehicle on level ground. After warming up the engine and turning off the hybrid system, wait more than 5 minutes for the oil to drain back into the bottom of the engine. Holding a rag under the end, pull the dipstick out. GS450h GS300h  ...
Page 407 Adding engine oil ■ If the oil level is below or near the low level mark, add engine oil of the same type as that already in the engine. GS450h GS300h   Make sure to check the oil type and prepare the items needed before adding oil.
Page 408 Dispose of used oil and filters only in a safe and acceptable manner. Do not dispose of ● used oil and filters in household trash, in sewers or onto the ground. Call any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer, service station or auto parts store for information concerning recycling or disposal.
Page 409 Engine coolant reservoir ■ Reservoir cap “FULL” line “LOW” line GS450h GS300h   If the level is on or below the “LOW” line, add coolant up to the “FULL” line. (P. 535) Power control unit coolant reservoir ■...
Page 410 Visually check the radiator, hoses, engine/power control unit coolant reservoir caps, drain cock and water pump. If you cannot find a leak, have any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer, test the cap and check for leaks in the cooling system.
Page 411 Check the radiator and condenser and clear away any foreign objects. If either of the above parts is extremely dirty or you are not sure of their condi- tion, have your vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 412: 12-Volt Battery
6-3. Do-it-yourself maintenance 12-volt battery Location The 12-volt battery is located on the left-hand side of trunk. Removing the 12-volt battery cover Pull the strap upwards to lift up the 12- volt battery cover. Exterior Make sure that the 12-volt battery terminals are not corroded and that there are no loose connections, cracks, or loose clamps.
Page 413 12-volt battery. Take extra care when connecting the 12-volt battery if the power switch mode prior to discharge is unknown. If the system will not start even after multiple attempts at all methods above, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. GS450h_300h_OM_OM30F92E_(EE)
Page 414 Use a 12-volt battery designed for this vehicle. Failure to do so may cause gas (hydro- gen) to enter the passenger compartment, causing a fire or explosion. For replacement of the 12-volt battery, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 415 6-3. Do-it-yourself maintenance NOTICE When recharging the 12-volt battery ■ Never recharge the 12-volt battery while the hybrid system is operating. Also, be sure all accessories are turned off. GS450h_300h_OM_OM30F92E_(EE)
Page 416: Tires
6-3. Do-it-yourself maintenance Tires Replace or rotate tires in accordance with maintenance schedules and tread- wear. Checking tires Check if the treadwear indicators are showing on the tires. Also check the tires for uneven wear, such as excessive wear on one side of the tread. Check the spare tire condition and pressure if not rotated.
Page 417 Front Front To equalize tire wear and help extend tire life, Lexus recommends that tire rota- tion is carried out approximately every 10000 km (6000 miles). Do not fail to initialize the tire pressure warning system after tire rotation. (vehicle...
Page 418 Have tire pressure warning valve and transmitter ID codes registered by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. (P. 419) ◆...
Page 419 A tire goes flat repeatedly or cannot be properly repaired due to the size or location of ● a cut or other damage If you are not sure, consult with any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Replacing tires and wheels (vehicles with the tire pressure warning system) ■...
Page 420 In the following cases, the tire pressure warning system may not operate properly. ● • If non-genuine Lexus wheels are used. • A tire has been replaced with a tire that is not an OE (Original Equipment) tire. • A tire has been replaced with a tire that is not of the specified size.
Page 421 If repeated attempts to record tire inflation pressure settings are unsuccessful, have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 422 6-3. Do-it-yourself maintenance GS450h_300h_OM_OM30F92E_(EE)
Page 423 6-3. Do-it-yourself maintenance GS450h_300h_OM_OM30F92E_(EE)
Page 424 6-3. Do-it-yourself maintenance GS450h_300h_OM_OM30F92E_(EE)
Page 425 6-3. Do-it-yourself maintenance GS450h_300h_OM_OM30F92E_(EE)
Page 426 6-3. Do-it-yourself maintenance GS450h_300h_OM_OM30F92E_(EE)
Page 427 Do not mix tires of different makes, models or tread patterns. ● Also, do not mix tires of remarkably different treadwear. Do not use tire sizes other than those recommended by Lexus. ● Do not mix differently constructed tires (radial, bias-belted or bias-ply tires).
Page 428 If a liquid sealant is used, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer or other qualified service shop as soon as possible. After use of liquid sealant, make sure to replace the tire pressure warning valve and transmitter when repairing or replacing the tire.
Page 429: Tire Inflation Pressure
Reduced safety ● Damage to the drive train ● If a tire needs frequent inflating, have it checked by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Instructions for checking tire inflation pressure ■ When checking tire inflation pressure, observe the following: Check only when the tires are cold.
Page 430 6-3. Do-it-yourself maintenance NOTICE When inspecting and adjusting tire inflation pressure ■ Be sure to put the tire valve caps back on. If a valve cap is not installed, dirt or moisture may get into the valve and cause an air leak, resulting in decreased tire inflation pressure.
Page 431: Wheels
Steel wheels (except for vehicles with steel spare wheel) ● Aluminum wheel precautions Use only Lexus wheel nuts and wrenches designed for use with your alumi- ● num wheels. When rotating, repairing or changing your tires, check that the wheel nuts are ●...
Page 432 Because tire repair or replacement may affect the tire pressure warning valves and ● transmitters, make sure to have tires serviced by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer or other qualified service shop. In addition, make sure to purchase your tire pressure warning valves and transmitters at any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 433: Air Conditioning Filter
6-3. Do-it-yourself maintenance Air conditioning filter The air conditioning filter must be changed regularly to maintain air condi- tioning efficiency. Removal method Turn the power switch off. Open the glove box. Lift up the side with the stay, disconnect the stay tabs and remove the partition by pulling horizontally.
Page 434 Inspect and replace the air conditioning filter according to the maintenance schedule. In dusty areas or areas with heavy traffic flow, early replacement may be required. (For scheduled maintenance information, please refer to the “Lexus Service Booklet” or “Lexus Warranty Booklet”.) If air flow from the vents decreases dramatically ■...
Page 435: Electronic Key Battery
6-3. Do-it-yourself maintenance Electronic key battery Replace the battery with a new one if it is depleted. You will need the following items: Flathead screwdriver ● Small flathead screwdriver ● Lithium battery CR2032 ● Replacing the battery Take out the mechanical key. Remove the cover.
Page 436 When the card key battery needs to be replaced (if equipped) ■ The battery for the card key is available only at Lexus dealers. Your Lexus dealer can replace the battery for you. If the electronic key battery is depleted ■...
Page 437: Checking And Replacing Fuses
6-3. Do-it-yourself maintenance Checking and replacing fuses If any of the electrical components do not operate, a fuse may have blown. If this happens, check and replace the fuses as necessary. Turn the power switch off. Open the fuse box cover. Engine compartment: ...
Page 438 6-3. Do-it-yourself maintenance Left side instrument panel Left side instrument panel   (left-hand drive vehicles) (right-hand drive vehicles) Remove the lid. Remove the lid. Right side instrument panel Right side instrument panel   (left-hand drive vehicles) (right-hand drive vehicles) Remove the lid.
Page 439 6-3. Do-it-yourself maintenance Trunk  Push the tab in and lift the lid off. Remove the lid. The upper part of the 12-volt battery  Pull the strap upwards to lift up the 12- volt battery cover. When one or more of the fuses in this unit are blown, the unit needs to be replaced as a whole.
Page 440 Replace the blown fuse with a new fuse of an appropriate amperage rating. The amperage rating can be found on the fuse box lid. Type C and D: Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Type A Type B ...
Page 441 If the lights do not turn on even after the fuse has been replaced, a bulb may need ● replacement. (P. 442) If the replaced fuse blows again, have the vehicle inspected by any authorized Lexus ● retailer or Lexus authorized repairer, or any reliable repairer.
Page 442: Light Bulbs
As there is a danger that components may be damaged, we recommend that replacement is carried out by any autho- rized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Preparing for light bulb replacement Check the wattage of the light bulb to be replaced.
Page 443 6-3. Do-it-yourself maintenance Replacing light bulbs Front turn signal light (vehicles with single-beam headlights) ■ For the left side only: Remove the bolt and move the washer fluid filler opening. Turn the bulb base counterclock- wise. Remove the light bulb. GS450h_300h_OM_OM30F92E_(EE)
Page 444 6-3. Do-it-yourself maintenance When installing, reverse the steps listed. After installing the bulb base, secure the cord with the clips and if replacing the left side bulb, make sure to install the bolt for the washer fluid filler opening in its origi- nal position.
Page 445 6-3. Do-it-yourself maintenance Outer foot lights ■ Press the upper part of the out- side rear view mirror to tilt the mirror face upward, and apply protective tape to the lower part of the mirror cover. Insert 2 flathead screwdrivers wrapped in protective tape, and disconnect the tabs behind the mirror.
Page 446 6-3. Do-it-yourself maintenance Turn the bulb base counterclock- wise. Remove the light bulb. After installing the new bulb, secure the socket to the light body. When inserting the socket, align the marks printed on the light body and the socket. GS450h_300h_OM_OM30F92E_(EE)
Page 447 6-3. Do-it-yourself maintenance Install the visor cover on the mir- ror frame, secure it with a screw, and install the side turn signal light and outer foot light. Use only the screw position shown in the illustration. Side turn signal light: Align the tabs on the light and the cover and install.
Page 448 6-3. Do-it-yourself maintenance Install the cover of the back end of the mirror, installing the lower side and the upper side in that order. When installing the lower side of the cover, insert the side turn signal light pin into the hole in the cover. Secure the cover with screws and reconnect the connectors back together.
Page 449 The lights other than the front turn signal light (vehicles with single-beam headlights) and outer foot lights each consist of a number of LEDs. If any of the LEDs burn out, take your vehicle to any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer to have the light replaced.
Page 450 6-3. Do-it-yourself maintenance WARNING Replacing light bulbs ■ Turn off the lights. Do not attempt to replace the bulb immediately after turning off the ● lights. The bulbs become very hot and may cause burns. Do not touch the glass portion of the light bulb with bare hands. When it is unavoid- ●...
Page 451: When Trouble Arises
When trouble arises 7-1. Essential information 7-2. Steps to take in an emergency Emergency flashers ....452 If your vehicle needs If your vehicle has to be to be towed........454 stopped in an emergency.........453 If you think something is wrong........459 If a warning light turns on or a warning buzzer sounds..........460 If a warning message...
Page 452: Emergency Flashers
7-1. Essential information Emergency flashers The emergency flashers are used to warn other drivers when the vehicle has to be stopped in the road due to a breakdown, etc. Press the switch. All the turn signal lights will flash. To turn them off, press the switch once again.
Page 453: If Your Vehicle Has To Be Stopped In An Emergency
7-1. Essential information If your vehicle has to be stopped in an emergency Only in an emergency, such as if it becomes impossible to stop the vehicle in the normal way, stop the vehicle using the following procedure: Steadily step on the brake pedal with both feet and firmly depress it. Do not pump the brake pedal repeatedly as this will increase the effort required to slow the vehicle.
Page 454: 7-2. Steps To Take In An Emergency
Situations when it is necessary to contact dealers before towing The following may indicate a problem with your transmission. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer or commercial towing service before towing. The hybrid warning message shows on the multi-information display and the ●...
Page 455 7-2. Steps to take in an emergency Towing with a wheel-lift type truck From the front From the rear   Use a towing dolly under the rear Use a towing dolly under the front wheels. wheels. Using a flatbed truck If your vehicle is transported by a flat- bed truck, it should be tied down at the locations shown in the illustration.
Page 456 7-2. Steps to take in an emergency Emergency towing If a tow truck is not available in an emergency, your vehicle may be temporarily towed using cables or chains secured to the emergency towing eyelets. This should only be attempted on hard surfaced roads for short distances at under 30 km/h (18 mph).
Page 457 7-2. Steps to take in an emergency Tighten down the towing eyelet securely using a wheel nut wrench or hard metal bar. Securely attach cables or chains to the towing eyelet. Take care not to damage the vehicle body. Enter the vehicle being towed and start the hybrid system. If the hybrid system does not start, turn the power switch to ON mode.
Page 458 7-2. Steps to take in an emergency WARNING Observe the following precautions. Failure to do so may result in death or serious injury. When towing the vehicle ■ Be sure to transport the vehicle with all four wheels raised off the ground. If the vehicle is towed with the tires contacting the ground, the drivetrain and related parts may be damaged, an accident may occur due to a change in...
Page 459: If You Think Something Is Wrong
If you think something is wrong If you notice any of the following symptoms, your vehicle probably needs adjustment or repair. Contact any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer as soon as possible. Visible symptoms Fluid leaks under the vehicle.
Page 460: If A Warning Light Turns On Or A Warning Buzzer Sounds
If a light comes on or flashes, but then goes off, this does not necessar- ily indicate a malfunction in the system. However, if this continues to occur, have the vehicle inspected by any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer.
Page 461 Indicates a malfunction in: • The ABS; or • The brake assist system  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately. Electric power steering system warning light (warning buzzer) Indicates a malfunction in the EPS (Electric Power Steering) sys- ...
Page 462 Warning light Warning light/Details/Actions “AFS OFF” indicator Indicates a malfunction in the adaptive front-lighting system  Have the vehicle inspected by any authorized Lexus retailer or (Flashes) Lexus authorized repairer, or any reliable repairer immediately. (If equipped) Brake hold operated indicator Indicates a malfunction in the brake hold system ...
Page 463 If the fuel tank is empty, refuel the vehicle immediately. The malfunction indicator lamp will go off after several trips. If the malfunction indicator lamp does not go off, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer as soon as possible.
Page 464 ■ If the tire pressure warning light frequently comes on after blinking for 1 minute when the power switch is turned to ON mode, have it checked by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 465 Check the tires. If a tire is flat, change it with the spare tire and have the flat tire repaired by the nearest any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 466: If A Warning Message Is Displayed
Multi-information display If any of the warning light comes on again after the following actions have been performed, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Warning message and warning buzzer list...
Page 467 (If equipped) Indicates a malfunction in the brake system A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Continuing to drive the vehicle may be dangerous.
Page 468 Indicates a malfunction in the hybrid system A buzzer also sounds.  Immediately stop the vehicle in a safe place and contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Indicates that hood or one or more of the doors or trunk...
Page 469 Details/Actions Indicates a malfunction in the Lexus parking assist All assist-sensors flash. A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. (If equipped) Indicates that Lexus parking assist-sensor is dirty or cov- ered with ice A buzzer also sounds.
Page 470 7-2. Steps to take in an emergency Warning message Details/Actions Indicates that the driver’s door was opened with the shift position in any position other than P A buzzer also sounds.  Shift the shift position to P. (Flashes) Indicates that the accelerator pedal is depressed while the shift lever is in N A buzzer also sounds.
Page 471 N. (Flashes) Indicates a malfunction in the EPS (Electric Power Steer- ing) system A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. GS450h_300h_OM_OM30F92E_(EE)
Page 472 A buzzer also sounds.  Depress the brake pedal to turn off the brake hold system. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Indicates that the brake hold system is turned on while on a steep slope A buzzer also sounds.
Page 473 7-2. Steps to take in an emergency Warning message Details/Actions Indicates an attempt was made to release the parking brake without depressing the brake pedal A buzzer also sounds.  Release the parking brake while depressing the brake pedal. Indicates that the shift position was changed and Drive- Start Control was operated while depressing the accel- erator pedal A buzzer also sounds.
Page 474  Do not use the parking brake until the message dis- appears. Indicates an engine malfunction A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Indicates an engine malfunction A buzzer also sounds.
Page 475 Indicates a malfunction in: • The SRS airbag system; or • The seat belt pretensioner system A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Indicates a malfunction in: •...
Page 476 Indicates that the grille shutter system cannot operate or the grille shutter is dirty or covered with ice A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 477 Warning message Details/Actions Indicates a malfunction in the smart entry & start system A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. (Flashes) (Vehicles with entry function)
Page 478 Details/Actions Indicates a malfunction in the LKA (Lane-Keeping Assist) system A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. (If equipped) The operation conditions of the camera sensor (tem- perature, etc.) are not met.
Page 479 Warning message Details/Actions Indicates a malfunction in the PCS (Pre-Crash Safety system) A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. (Flashes) (If equipped) Indicates a malfunction in the BSM (Blind Spot Monitor) system A buzzer also sounds.
Page 480 Details/Actions Indicates a malfunction in the DRS (Dynamic Rear Steering) A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. (If equipped) Indicates a malfunction in the electronically controlled brake system A buzzer also sounds.
Page 481  Close all the windows and the moon roof. (Flashes) (If equipped) Indicates a malfunction in the brake hold system A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. (Flashes) GS450h_300h_OM_OM30F92E_(EE)
Page 482 7-2. Steps to take in an emergency Warning message Details/Actions Indicates that the brake hold system cannot be turned off A buzzer also sounds.  Depress the brake pedal. Indicates that the brake hold system is not available The reason the brake hold system is not available may be displayed.
Page 483  Release the parking brake. Indicates a malfunction in the Drive-Start Control system A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Indicates a malfunction in the brake override system A buzzer also sounds.
Page 484 • The AFS (Adaptive Front-lighting System) (if equipped); or • The LED headlight system A buzzer also sounds.  Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Indicates a malfunction in the RSA (Road Sign Assist) A buzzer also sounds ...
Page 485 7-2. Steps to take in an emergency Warning message Details/Actions Indicates that the accelerator and brake pedals are being depressed simultaneously, and the brake override system is operating.  Release the accelerator or brake pedal. (P. 201) (Flashes) Indicates that the tire inflation pressure is low ...
Page 486 If the tire pressure warning indicator flashes for 1 minute then illuminates, there is a malfunction in the system. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. (If equipped)
Page 487 Indicates that the fuel injectors require maintenance soon  Have any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer replenish the injector cleaner to the fuel tank and reset the mes- sage as necessary.
Page 488 A buzzer also sounds.  When conditions improve, the system resumes operation. If this item is displayed continuously, have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable (Flashes) repairer. (If equipped) GS450h_300h_OM_OM30F92E_(EE)
Page 489 Please wait until the power supply returns to nor- mal. If this item is frequently displayed, have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer imme- diately. (Flashes) Indicates that part of the PCS (Pre-Crash Safety system) sensor is dirty, covered with ice, etc.
Page 490 7-2. Steps to take in an emergency Warning message Details/Actions Indicates that the EV drive mode is not available The reason the EV drive mode is not available (the vehicle is idling, battery charge is low, speed is higher than the EV drive mode operating speed range, accel- erator pedal is depressed too much) may be dis- played.
Page 491 7-2. Steps to take in an emergency Warning message Details/Actions Indicates that the EV drive mode has been automatically canceled The reason the EV drive mode is not available (the battery charge is low, speed is higher than the EV drive mode operating speed range, accelerator pedal is depressed too much) may be displayed.
Page 492 7-2. Steps to take in an emergency Warning message in radar cruise mode (if equipped) ■ In the following cases, the warning message may not be displayed even if vehicle-to-vehi- cle distance decreases: When your vehicle and the vehicle ahead are traveling at the same speed or the vehicle ●...
Page 493 7-2. Steps to take in an emergency Interior Exterior Warning message Details/Actions buzzer buzzer The electronic key is not detected when an attempt is made to start the  Once hybrid system.  Start the hybrid system with the electronic key present. (Flashes) The electronic key was carried out- side the vehicle and a door other...
Page 494 7-2. Steps to take in an emergency Interior Exterior Warning message Details/Actions buzzer buzzer An attempt was made to drive when the regular key was not inside the  vehicle. times  Confirm that the electronic key is inside the vehicle. (Flashes) The driver’s door was opened when Con-...
Page 495 7-2. Steps to take in an emergency Interior Exterior Warning message Details/Actions buzzer buzzer An attempt was made to lock the doors using the smart entry & start system while the electronic key was Con-  still inside the vehicle. tinuous ...
Page 496 7-2. Steps to take in an emergency Interior Exterior Warning message Details/Actions buzzer buzzer Power was turned off due to the automatic power off function.  Next time when starting the   hybrid system, operate the hybrid system for approximately 5 minutes to recharge the 12- volt battery.
Page 497 7-2. Steps to take in an emergency Interior Exterior Warning message Details/Actions buzzer buzzer The power switch has been turned off with the shift lever in a position  Once other than P or N.  Shift the shift lever to P. (Flashes) After the power switch has been turned off with the shift lever in a...
Page 498: If You Have A Flat Tire (Vehicles With Spare Tire)
7-2. Steps to take in an emergency If you have a flat tire (vehicles with spare tire) Your vehicle is equipped with a spare tire. The flat tire can be replaced with the spare tire. For details about tires: P. 416 WARNING If you have a flat tire ■...
Page 499 7-2. Steps to take in an emergency Location of the spare tire, jack and tools Jack handle Wheel nut wrench Parking brake release tool Spare tire Screwdriver Jack Towing eyelet GS450h_300h_OM_OM30F92E_(EE)
Page 500 7-2. Steps to take in an emergency WARNING Using the tire jack ■ Observe the following precautions. Improper use of the tire jack may cause the vehicle to suddenly fall off the jack, leading to death or serious injury. Do not use the tire jack for any purpose other than replacing tires or installing and ●...
Page 501 7-2. Steps to take in an emergency Taking out the jack and jack handle Remove the center luggage mat. (P. 375) Remove the spacer and take out the jack handle from the reverse side of the center luggage mat. Take out the jack. For tightening For loosening Taking out the spare tire...
Page 502 7-2. Steps to take in an emergency Replacing a flat tire Chock the tires. Flat tire Wheel chock positions Left-hand side Behind the rear right-hand side tire Front Right-hand side Behind the rear left-hand side tire Left-hand side In front of the front right-hand side tire Rear Right-hand side In front of the front left-hand side tire...
Page 503 • If there are any cracks or deformations in the bolt screws, nut threads or bolt holes of the wheel, have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. GS450h_300h_OM_OM30F92E_(EE)
Page 504 7-2. Steps to take in an emergency Installing the spare tire Remove any dirt or foreign matter from the wheel contact surface. If foreign matter is on the wheel contact surface, the wheel nuts may loosen while the vehicle is in motion, causing the tire to come off.
Page 505 7-2. Steps to take in an emergency Firmly tighten each wheel nut two or three times in the order shown in the illustration. Tightening torque: 103 N•m (10.5 kgf•m, 76 ft•lbf) Stow the flat tire, tire jack and all tools. The compact spare tire ■...
Page 506 7-2. Steps to take in an emergency Certification for the jack ■ GS450h_300h_OM_OM30F92E_(EE)
Page 507 (if equipped) • (Pre-Crash Safety system) • VDIM (if equipped) • VGRS (if equipped) • EPS • Lexus parking assist monitor • AFS (if equipped) (if equipped) • LDH (if equipped) • Lexus parking assist-sensor • DRS (if equipped) (if equipped) •...
Page 508 When removing or fitting the wheels, tires or the tire pressure warning valve and trans- mitter, contact any authorized Lexus retailer or Lexus authorized repairer, or any reli- able repairer as the tire pressure warning valve and transmitter may be damaged if not handled correctly.
Page 509: If You Have A Flat Tire (Vehicles Without Spare Tire)
7-2. Steps to take in an emergency If you have a flat tire (vehicles without spare tire) Your vehicle is not equipped with a spare tire, but instead is equipped with an emergency tire puncture repair kit. A puncture caused by a nail or screw passing through the tire tread can be repaired temporarily with the emergency tire puncture repair kit.
Page 510 ■ In the following cases, the tire cannot be repaired with the emergency tire puncture repair kit. Contact any authorized Lexus retailer or Lexus authorized repairer, or any reli- able repairer. When the tire is damaged due to driving without sufficient air pressure ●...
Page 511 7-2. Steps to take in an emergency Location of the emergency tire puncture repair kit, jack and tools Jack handle Towing eyelet Emergency tire puncture repair kit Wheel nut wrench Parking brake release tool Jack Screwdriver : Use of the jack (P. 502) GS450h_300h_OM_OM30F92E_(EE)
Page 512 7-2. Steps to take in an emergency Emergency tire puncture repair kit components Bottle Compressor Hose Stickers Air pressure gauge Power plug Compressor switch Air release cap GS450h_300h_OM_OM30F92E_(EE)
Page 513 7-2. Steps to take in an emergency Taking out the emergency tire puncture repair kit Remove the center luggage mat. (P. 375) Take out the emergency tire punc- ture repair kit. Taking out the jack Remove the center luggage mat. (P. 375) Remove the center auxiliary box.
Page 514 7-2. Steps to take in an emergency Emergency repair method Remove the valve cap from the valve of the punctured tire. Remove the air release cap from the hose. You will use the air release cap again. Therefore keep it in a safe place. Connect the hose to the valve.
Page 515 7-2. Steps to take in an emergency Remove the rubber stopper from the compressor. Connect the power plug to the power outlet socket. Inside of console box Backside of console box   Connect the bottle to the compres- sor. Connect by inserting the bottle straight into the compressor, and make sure that the protruding part of the bottle is prop-...
Page 516 Remove any dirt and moisture from the wheel before attaching the sticker. If you are unable to apply the stickers, inform the nearest any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer that sealant has been applied to the puncture when hav- ing the tire repaired or replaced.
Page 517 10 minutes (35 minutes at low temperature) with the switch on, the tire is too damaged to be repaired. Turn the compressor switch off and contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. • If the tire inflation pressure exceeds the recommended level, let out some air to adjust the tire inflation pressure.
Page 518 If the tire inflation pressure is under 130 kPa (1.3 kgf/cm bar, 19 psi): The puncture cannot be repaired. Contact any autho- rized Lexus retailer or Lexus authorized repairer, or any reli- able repairer. If the tire inflation pressure is 130 kPa (1.3 kgf/cm...
Page 519 Store the bottle in the trunk while it is connected to the compressor. Taking precautions to avoid sudden braking, sudden acceleration and sharp turns, drive carefully at under 80 km/h (50 mph) to any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer that is less than 100 km (62 miles) away for tire repair or replacement.
Page 520 7-2. Steps to take in an emergency If the tire is inflated to more than the recommended level ■ Disconnect the hose from the valve. Install the air release cap to the end of the hose and push the protrusion on the air release cap into the tire valve to let some air out.
Page 521 7-2. Steps to take in an emergency WARNING When fixing the flat tire ■ Stop your vehicle in a safe and flat area. ● Do not touch the wheels or the area around the brakes immediately after the vehicle ● has been driven.
Page 522 If a liquid sealant is used, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer or other qualified service shop as soon as possible. After use of liquid sealant, make sure to replace the tire pressure warning valve and transmitter when repairing or replacing the tire.
Page 523: If The Hybrid System Will Not Start
One or both of the 12-volt battery terminals may be disconnected. (P. 412) ● Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer if the problem cannot be repaired, or if repair procedures are unknown. GS450h_300h_OM_OM30F92E_(EE)
Page 524 Press and hold the power switch for about 15 seconds while depressing the brake pedal firmly. Even if the hybrid system can be started using the above steps, the system may be malfunctioning. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. GS450h_300h_OM_OM30F92E_(EE)
Page 525: If The Parking Brake Cannot Be Released
If the switch cannot be operated even when the 12-volt battery is normal, the parking brake system may be malfunctioning. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately. Before releasing the parking brake manually Shift the shift lever to P.
Page 526 7-2. Steps to take in an emergency Remove the plug. Insert the tool and press it down firmly while turning it counterclock- wise until it stops. Manual operation of the parking brake ■ The parking brake cannot be set manually. WARNING When releasing the parking brake manually ■...
Page 527: If The Electronic Key Does Not Operate Properly
(turn and hold) Unlocks all the doors Opens the windows and moon roof (turn and hold) : This setting must be customized at any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer. Trunk ■ Turn the mechanical key clockwise to open.
Page 528 Press the power switch. In the event that the hybrid system still cannot be started, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. Stopping the hybrid system ■ Shift the shift lever to P and press the power switch as you normally do when stopping the hybrid system.
Page 529 7-2. Steps to take in an emergency WARNING When using the mechanical key and operating the power windows or moon roof (if ■ equipped) Operate the power window or moon roof after checking to make sure that there is no possibility of any passenger having any of their body parts caught in the window or moon roof.
Page 530: If The 12-Volt Battery Is Discharged
The following procedures may be used to start the hybrid system if the 12-volt battery is discharged. You can also call any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. If you have a set of jumper (or booster) cables and a second vehicle with a 12-volt battery, you can jump start your vehicle by following the steps below.
Page 531 7-2. Steps to take in an emergency GS450h: Remove the engine cover. Connect the jumper cables according to the following procedure: GS450h  GS300h  GS450h_300h_OM_OM30F92E_(EE)
Page 532 Once the hybrid system has started, remove the jumper cables in the exact reverse order from which they were connected. Once the hybrid system starts, have the vehicle inspected at any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer as soon as possible. GS450h_300h_OM_OM30F92E_(EE)
Page 533 7-2. Steps to take in an emergency Starting the hybrid system when the 12-volt battery is discharged ■ The hybrid system cannot be started by push-starting. To prevent 12-volt battery discharge ■ Turn off the headlights and the audio system while the hybrid system is off. ●...
Page 534 After recharging the 12-volt battery ■ Have the 12-volt battery inspected at any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer as soon as possible. If the 12-volt battery is deteriorating, continued use may cause the 12-volt battery to emit a malodorous gas, which may be detrimental to the health of passengers.
Page 535: If Your Vehicle Overheats
After the hybrid system has cooled down sufficiently, inspect the hoses and cooling system for leaks. Radiator Cooling fans If a large amount of coolant leaks, immediately contact any autho- rized Lexus retailer or Lexus authorized repairer, or any reli- able repairer. GS450h_300h_OM_OM30F92E_(EE)
Page 536 The coolant level is satisfactory if it is between the “FULL” and “LOW” lines on the reservoir. Reservoir “FULL” “LOW” Coolant inlet cap GS450h GS300h   Add coolant if necessary. (P. 539) Water can be used in an emergency if engine coolant is unavailable.
Page 537 Lexus authorized repairer, or any reliable repairer. If the fans are operating: Have the vehicle inspected at the nearest any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. If “Hybrid System Overheated Reduced Output Power” is shown on the ■...
Page 538 Start the hybrid system and check for the multi-information display. If the message does not disappear: Stop the hybrid system and contact any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer. If the message is not displayed: Have the vehicle inspected at the nearest any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 539 Add coolant through the inlet of cap B until it is full, and then install cap B. GS300h only: When installing cap B, apply coolant to the O-ring on the end of cap B. GS450h GS300h Cap A Cap B GS450h: “[GR-HV] B” line (Target fill line) GS300h: “[AR/GR] B” line (Target fill line) GS450h_300h_OM_OM30F92E_(EE)
Page 540 (especially a tie, a scarf or a muffler) getting caught, resulting in serious injury. Do not loosen the coolant inlet cap or the GS450h ● ...
Page 541 7-2. Steps to take in an emergency NOTICE When adding engine/power control unit coolant ■ Add coolant slowly after the hybrid system has cooled down sufficiently. Adding cool coolant to a hot hybrid system too quickly can cause damage to the hybrid system. To prevent damage to the cooling system ■...
Page 542: If The Vehicle Becomes Stuck
7-2. Steps to take in an emergency If the vehicle becomes stuck Carry out the following procedures if the tires spin or the vehicle becomes stuck in mud, dirt or snow: Stop the hybrid system. Set the parking brake and shift the shift lever to P. Remove the mud, snow or sand from around the rear wheels.
Page 543 7-2. Steps to take in an emergency NOTICE To avoid damaging the transmission and other components ■ Avoid spinning the rear wheels and depressing the accelerator pedal more than nec- ● essary. If the vehicle remains stuck even after these procedures are performed, the vehicle ●...
Page 544 7-2. Steps to take in an emergency GS450h_300h_OM_OM30F92E_(EE)
Page 545: Vehicle Specifications
Vehicle specifications 8-1. Specifications Maintenance data (fuel, oil level, etc.) ....546 Fuel information......559 8-2. Customization Customizable features ..... 561 8-3. Initialization Item to initialize......576 GS450h_300h_OM_OM30F92E_(EE)
Page 546: Maintenance Data (Fuel, Oil Level, Etc.)
: AWL10L-BEXEHW and AWL10R-BEXEHW models : AWL10L-BEXQHW and AWL10R-BEXQHW models : GWL10L-BEXEBW and GWL10R-BEXEBW models : GWL10L-BEXQBW and GWL10R-BEXQBW models : Vehicles with towing package : GS300h : GS450h : The model code is indicated on the manufacturer’s label. (P. 547) GS450h_300h_OM_OM30F92E_(EE)
Page 547 ■ The vehicle identification number (VIN) is the legal identifier for your vehicle. This is the primary identification number for your Lexus. It is used in register- ing the ownership of your vehicle. This number is stamped on the top left of the instrument panel and in the engine compartment.
Page 548 8-1. Specifications Engine number ■ The engine number is stamped on the engine block as shown. GS450h GS300h   Engine GS450h  Model 2GR-FXE Type 6-cylinder V type, 4-cycle, gasoline 94.0  83.0 mm (3.70  3.27 in.) Bore and stroke...
Page 549 Research Octane Number 95 or higher Fuel tank capacity (Reference) 66 L (17.4 gal., 14.5 Imp.gal.) Electric motor (traction motor) Type Permanent magnet synchronous motor GS450h 147 kW Maximum output GS300h 105 kW GS450h 275 N•m (28.0 kgf•m, 202.8 ft•lbf)
Page 550 Engine oil selection ■ “Toyota Genuine Motor Oil” is used in your Lexus vehicle. Lexus recom- mends the use of approved “Toyota Genuine Motor Oil”. Another motor oil of matching quality can also be used.
Page 551 8-1. Specifications Oil viscosity (0W-20 is explained here as an example): • The 0W in 0W-20 indicates the characteristic of the oil which allows cold startability. Oils with a lower value before the W allow for easier starting of the engine in cold weather. •...
Page 552 Power control unit Gasoline engine Left-hand drive Right-hand drive vehicles vehicles 9.2 L (9.7qt., 2.1 L (2.2qt., 1.9 L (2.0qt., GS450h 8.1 Imp.qt.) 1.8 Imp.qt.) 1.7 Imp.qt.) Capacity 8.1 L (8.6 qt., 1.6 L (1.7 qt., 1.8 L (1.9 qt., GS300h 7.1 Imp.qt.)
Page 553 3.80 L (4.02 qt., 3.34 Imp.qt.) Fluid type Toyota Genuine ATF WS : The fluid capacity is the quantity of reference. If replacement is necessary, contact any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer. NOTICE Hybrid transmission fluid type ■...
Page 554 Oil type and viscosity 75W-85 GL-5 or equivalent Your Lexus vehicle is filled with “Toyota Genuine Differential Gear Oil” at the factory. Use Lexus approved “Toyota Genuine Differential Gear Oil” or an equivalent of match- ing quality to satisfy the above specification. Please contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer for further details.
Page 555 8-1. Specifications Tires and wheels Type A  Tire size 225/50R17 94W Front tire Rear tire Vehicle speed kPa (kgf/cm kPa (kgf/cm bar, psi) bar, psi) More than 190 km/h Tire inflation 300 (3.0, 44) 300 (3.0, 44) (118 mph) pressure (Recommended Normal pressure:...
Page 556 8-1. Specifications Type B  Tire size 235/45R18 94Y Front tire Rear tire Vehicle speed kPa (kgf/cm kPa (kgf/cm Tire inflation bar, psi) bar, psi) pressure (Recommended More than 220 km/h 300 (3.0, 44) 300 (3.0, 44) cold tire inflation (137 mph) pressure) 220 km/h (137 mph)
Page 557 8-1. Specifications Type D  Tire size 235/40R19 96Y XL (front) and 265/35R19 94Y (rear) Front tire Rear tire Vehicle speed kPa (kgf/cm kPa (kgf/cm Tire inflation bar, psi) bar, psi) pressure (Recommended More than 220 km/h 300 (3.0, 44) 300 (3.0, 44) cold tire inflation (137 mph)
Page 558 8-1. Specifications Light bulbs Light bulbs Type Front turn signal lights Exterior Outer foot lights Vanity lights Interior Trunk light A: Wedge base bulbs (amber) B: Wedge base bulbs (clear) : Vehicles with single-beam headlights GS450h_300h_OM_OM30F92E_(EE)
Page 559: Fuel Information
Use of ethanol blended gasoline in a gasoline engine ■ Lexus allows the use of ethanol blended gasoline where the ethanol content is up to 10%. Make sure that the ethanol blended gasoline to be used has a Research Octane Number that follows the above.
Page 560 ● ing a large amount of ethanol should not be used. The use of these fuels will damage the vehicle’s fuel system. In case of any doubt, ask any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 561: Customization
Your vehicle includes a variety of electronic features that can be personalized to your preferences. These preferences can be changed by using the meter control switches, by using the Remote Touch, or at any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer.
Page 562 Settings that can be changed using the Remote Touch Settings that can be changed using the meter control switches Settings that can be changed by any authorized Lexus retailer or Lexus autho- rized repairer, or any reliable repairer Definition of symbols: O = Available, — = Not available Meters and multi-information display (P.
Page 563 8-2. Customization Default Customized Function setting setting Average fuel economy Drive information screen dis- (after refuel) played on the third screen of — O — (Drive information 3) Elapsed time (after start) Pop-up display — O — Accent color Color 1 Color 2 O O —...
Page 564 8-2. Customization LKA (Lane-Keeping Assist) (P. 282) ■ Customized Function Default setting setting Lane centering function — O — Steering assist — O — Adjust alert type — O — (Steering (Buzzer) vibration) Alert sensitivity Standard High — O — Vehicle sway warning —...
Page 565 8-2. Customization BSM (Blind Spot Monitor) (P. 314) ■ Customized Function Default setting setting BSM (Blind Spot Monitor) — O — : If equipped AFS (Adaptive Front-lighting System) (P. 239) ■ Customized Function Default setting setting AFS (Adaptive Front-lighting — O — System) : If equipped RSA (Road Sign Assist)
Page 566 8-2. Customization Door lock (P. 139, 527) ■ Default Customized Function setting setting Unlocking on second key turn (Driver’s door (Allows all doors to be (All doors unlocked in one unlocked turning — — O unlocked in one step, all doors mechanical key twice in the step) unlocked in two...
Page 567 8-2. Customization Entry function (P. 153) ■ Default Customized Function setting setting Smart entry & start system O — O Unlocking operation All the doors Driver’s door O — O Number of consecutive door As many as 2 times — —...
Page 568 8-2. Customization Outside rear view mirrors (P. 190) ■ Default Customized Function setting setting Linked to the Automatic mirror folding and locking/ Linked to opera- — — O extending operation unlocking of the tion of the power doors switch Linked mirror function when —...
Page 569 8-2. Customization AHS (Adaptive High-beam System) (P. 241) ■ Customized Function Default setting setting Adaptive High-beam Sys- — — Clearance between a vehi- Narrow cle ahead and the shaded Standard — — Wide high beams Approximately 100 km/h Vehicle speed at which the Approximately (63 mph) or more brightness and illuminated...
Page 570 Buzzer volume 1 to 5 O — O Display setting All sensors (when Lexus parking assist- Display off O — O displayed sensor is operating) : If equipped : Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MAN- UAL”.
Page 571 8-2. Customization Automatic air conditioning system (P. 346) ■ Default Customized Function setting setting Switching between outside air and recirculated air mode O — O linked to “AUTO” switch oper- ation A/C Auto switch operation O — O Exhaust gas sensor sensitivity Standard -3 to 3 O —...
Page 572 8-2. Customization Front seat heaters and ventilators /rear seat heaters (P. 362) ■ Default Customized Function setting setting Adjustment of the front seat heater temperature or the ven- Level 3 Level 1 (low) to tilator fan speed during auto- O — O (standard) level 5 (high) matic operation (individual seat...
Page 573 8-2. Customization Illumination (P. 366) ■ Default Customized Function setting setting Interior lights illumination con- — — O trol 7.5 seconds Time elapsed before the inte- 15 seconds O — O rior lights turn off 30 seconds Operation after the power —...
Page 574 8-2. Customization Rear sunshade (P. 380) ■ Default Customized Function setting setting Reverse operation — — O 0 second Time elapsed before reverse operation feature acti- 0.7 seconds 0.9 seconds — — O vates 1.2 seconds : If equipped Vehicle customization ■...
Page 575 8-2. Customization NOTICE During customization ■ To prevent 12-volt battery discharge, ensure that the hybrid system is operating while customizing features. GS450h_300h_OM_OM30F92E_(EE)
Page 576: 8-3. Initialization
8-3. Initialization Item to initialize The following item must be initialized for normal system operation after such cases as the 12-volt battery being reconnected, or maintenance being per- formed on the vehicle: Item When to initialize Reference • After the maintenance is per- Oil maintenance P.
Page 577: Index
What to do if... (Troubleshooting).......578 Alphabetical index.........582 For information regarding the equipment listed below, refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MAN- UAL” • Audio system • Navigation system • Lexus parking assist-sensor • Lexus parking assist monitor GS450h_300h_OM_OM30F92E_(EE)
Page 578 If you lose your mechanical keys, new genuine mechanical keys can be made ● by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. (P. 136) If you lose your electronic keys, the risk of vehicle theft increases significantly.
Page 579 What to do if... (Troubleshooting) The trunk lid is closed with the electronic key left inside The function to prevent the electronic key from being left inside the trunk will ● operate and you can open the trunk as usual. Take the key out from the trunk. (P.
Page 580 What to do if... (Troubleshooting) The windows do not open or close by operating the power window switches Is the window lock switch pressed? ● The power window except for the one at the driver’s seat cannot be operated if the window lock switch is pressed. (P. 193) The power switch is turned off automatically The auto power off function will be operated if the vehicle is left in ACCES- ●...
Page 581 What to do if... (Troubleshooting) A warning light turns on or a warning message is displayed When a warning light turns on or a warning message is displayed, refer to ● P. 460, 466. When a problem has occurred If you have a flat tire Vehicles with spare tire ●...
Page 582: Alphabetical Index
Alphabetical index Alphabetical index Airbags ............43 A/C ............346 Airbag manual on-off system..54 Air conditioning filter......433 Airbag operating conditions ...49 Changing the rear seat Airbag precautions for settings..........353 your child ..........45 Front automatic air Airbag warning light ......460 conditioning system......346 Correct driving posture....
Page 583 Alphabetical index Approach warning Blind Spot Monitor (BSM) ....314 Dynamic radar cruise control Blind Spot Monitor function ..319 with full-speed range....302 Rear Crossing Traffic Armrest............ 380 Alert function........321 ® Ashtrays............378 Bluetooth Assist grips ..........383 Brake Audio input Brake Hold........... 235 Audio system Fluid............554 Automatic headlight leveling...
Page 584 Alphabetical index Cargo hooks........... 374 Cleaning........390, 394 CD player Aluminum wheels........391 Chains ............336 Exterior ...........390 Child restraint system ......57 Interior............. 394 Baby seats, definition ......58 Seat belts ..........395 Baby seats, installation ....... 67 Clock..........105, 378 Child seats, definition......58 Coat hooks..........382 Child seats, installation.......
Page 585 Alphabetical index Doors............139 DAB (Digital Audio Broadcast) Automatic door locking and Daytime running light system ..240 unlocking system ......143 Defogger Door glasses..........193 Front windshield.........352 Door lock ..........142 Outside rear view mirrors.....352 Open door warning buzzer..154 Rear window........352 Outside rear view mirrors ....190 Differential ..........554 Rear door child-protector .....
Page 586 Alphabetical index Dynamic radar cruise control If you think something with full-speed range .......296 is wrong..........459 Function..........296 If your vehicle becomes Warning message......466 stuck ............. 542 Dynamic Rear Steering (DRS)..325 If your vehicle has to be Function..........325 stopped in an emergency ..453 Warning message......466 If your vehicle needs to DVD player...
Page 587 Alphabetical index Engine coolant temperature Fog lights..........250 gauge............105 Replacing light bulbs ....... 449 Engine oil..........406 Switch............250 Capacity..........550 Follow me home system ....238 Checking ..........406 Footwell light.......... 366 Oil level warning message ...466 Front air conditioning system..346 Oil pressure warning Front fog lights........250 message..........466 Replacing light bulbs .......
Page 588 Alphabetical index Fuel ............. 257 Capacity..........549 Hands-free system Fuel gauge..........105 (for cellular phone) Information........... 559 Head restraints........183 Refueling ..........257 Headlight cleaner......252, 254 Type............549 Headlights ..........237 Warning light........462 Adaptive Front-lighting Warning messages......466 System (AFS)........239 Fuel consumption AHS (Adaptive High-beam Average fuel consumption ....
Page 589 Alphabetical index Hooks Cargo hooks........374 Identification........... 547 Coat hooks...........382 Engine .............548 Luggage hook........374 Vehicle............ 547 Retaining hooks (floor mat)..... 34 Ignition switch (power switch) ..217 Horn ............186 Auto power off function....219 Hybrid battery (traction battery) Changing the power switch Location.............80 modes............218 Specification.........549...
Page 590 Alphabetical index Jack Language (multi-information Positioning the jack......402 display) ..........562 Vehicle-equipped jack ..499, 511 LDH (Lexus Dynamic Handling Jack handle........499, 511 system)........... 325 Jam protection function Lever Moon roof ..........197 Auxiliary catch lever......401 Power trunk lid........149 Hood lock release lever ....401 Power window........193...
Page 591 Alphabetical index Light bulbs Replacing..........443 Main display..........344 Wattage..........558 Maintenance Lights Do-it-yourself maintenance..399 AHS (Adaptive High-beam Maintenance data ......546 System)..........241 Maintenance requirements..397 Automatic High Beam Malfunction indicator lamp ....460 system..........246 Master warning light ......462 Fog light switch........250 Meter............
Page 592 Alphabetical index Multi-information display ...... 111 Outside rear view mirrors ....190 Audio system-linked ......111 Adjusting and folding......190 Drive information........113 BSM (Blind Spot Monitor)..... 314 Dynamic radar cruise control Linked mirror function with full-speed range....296 when reversing ........191 G-force............
Page 593 Alphabetical index Power control unit coolant ....409 Capacity..........552 Radar cruise control (dynamic Checking ..........409 radar cruise control with Preparing and checking full-speed range) ....... 296 before winter ........334 Radiator............411 Power easy access system ....178 Radio Power outlets ......... 379 Radio Data System (RDS) Power steering........325 Rear air conditioning system...358...
Page 594 Seat belts.............38 Inside rear view mirror .....189 Adjusting the seat belt......39 Intrusion sensor and tilt sensor..94 Child restraint system Lexus parking assist-sensor installation..........67 LKA (Lane-Keeping Assist) ..282 Cleaning and maintaining Radar sensor ......263, 318 the seat belt........395...
Page 595 Alphabetical index Shift lever..........224 Specifications......... 546 Hybrid transmission ......224 Speech command system If the shift lever cannot be Speedometer .......... 104 shifted from P........229 Sport mode ..........311 Shift lever light........366 Steering lock ..........219 Shift lock system........228 Column lock release .......
Page 596 Window lock switch......193 switch............362 Windshield wipers HUD (Head-up display) and washer switch......251 switches..........119 Ignition switch........217 Lexus parking assist-sensor Tachometer ..........104 switch Tail lights........... 237 Light switch........... 237 Light switch..........237 LKA (Lane-Keeping Assist) Replacing light bulbs ....... 449 switch............286...
Page 597 Alphabetical index Tire inflation pressure ......429 Tools...........499, 511 Maintenance data......555 Top strap ............71 Tire inflation pressure Towing ............454 display function........417 Emergency towing......454 Warning light........463 Towing capacity......... 546 Warning message......466 Towing eyelet........456 Tire pressure warning system ...417 Trailer towing ......
Page 598 Warning buzzers Replacing light bulbs....443, 449 Approach warning ......303 Turn signal lever........231 Brake system........460 Wattage..........558 Downshifting........228 Key reminder........495 Lexus parking assist-sensor USB port Open door ...........468 Open hood ..........468 Open moon roof.........481 Open trunk...........468 Vanity lights..........377 Open window........481 Vanity lights ..........
Page 599 Alphabetical index Warning lights...........99 Washing and waxing......390 ABS.............461 Weight ............546 AFS OFF indicator......462 Welcome light illumination Brake hold operated control............. 140 indicator..........462 Wheels............431 Brake system ......460, 462 Replacing..........431 Charging system ......460 Size ............555 Electric power steering Window glasses........193 system............461 Window lock switch......193...
Page 600 GAS STATION INFORMATION Auxiliary catch lever Trunk opener Fuel filler door P. 401 P. 146 P. 259 Hood lock release lever Tire inflation pressure P. 401 P. 555 Fuel tank capacity 66 L (17.4 gal., 14.5 Imp.gal.) (Reference) EU area: Unleaded gasoline conforming to European standard EN228 only Fuel type Except EU area: Unleaded gasoline only...

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