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Read this manual carefully before operating this vehicle. OWNER’S MANUAL YZF155 B1P-F8199-20...
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EAU46094 Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold.
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Welcome to the Yamaha world of motorcycling! As the owner of the YZF155, you are benefiting from Yamaha’s vast experience and newest technology regarding the de- sign and manufacture of high-quality products, which have earned Yamaha a reputation for dependability.
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Important manual information EAU10134 Particularly important information is distinguished in this manual by the following notations: This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.
Table of contents Location of important labels... 1-1 For your safety – pre-operation Tires ..........7-18 checks ..........5-1 Cast wheels ........7-19 Safety information......2-1 Adjusting the clutch lever Further safe-riding points ....2-5 Operation and important riding free play........7-20 points ..........6-1 Checking the brake lever Description ........
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Table of contents Vehicle lights .........7-33 Replacing a turn signal light bulb ..........7-33 Supporting the motorcycle....7-34 Front wheel........7-34 Rear wheel........7-36 Troubleshooting ......7-38 Troubleshooting charts ....7-39 Motorcycle care and storage ..8-1 Matte color caution ......8-1 Care ..........8-1 Storage ..........8-4 Specifications........9-1 Consumer information ....10-1 Identification numbers....10-1 Motorcycle noise regulation (for Australia) ........10-2...
Read and understand all of the labels on your vehicle. They contain important information for safe and proper operation of your vehicle. Never remove any labels from your vehicle. If a label becomes difficult to read or comes off, a replacement label is available from your Yamaha dealer. ZAUE3504...
Safety information Never operate a motorcycle with- pears to be very effective in reduc- EAU1028C out proper training or instruction. ing the chance of this type of Take a training course. Beginners accident. Be a Responsible Owner should receive training from a cer- Therefore: As the vehicle’s owner, you are re- tified instructor.
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Safety information Many accidents involve inexperi- • Always signal before turning or Protective Apparel enced operators. In fact, many op- changing lanes. Make sure that The majority of fatalities from motorcy- erators who have been involved in other motorists can see you. cle accidents are the result of head in- ...
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Safety information Do not run engine outdoors where Avoid Carbon Monoxide Poisoning When loading within this weight limit, All engine exhaust contains carbon engine exhaust can be drawn into keep the following in mind: Cargo and accessory weight monoxide, a deadly gas.
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Yamaha accessories, which are avail- performed to your vehicle that change lightweight as possible and able only from a Yamaha dealer, have any of the vehicle’s design or operation should be kept to a minimum. been designed, tested, and approved characteristics can put you and others •...
Safety information Remove all loose items from the operator and may limit control EAU60590 Further safe-riding points ability, therefore, such accesso- motorcycle. Be sure to signal clearly when Check that the fuel cock (if ries are not recommended. making turns.
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Safety information Always wear a helmet, gloves, trousers (tapered around the cuff and ankle so they do not flap), and a brightly colored jacket. Do not carry too much luggage on the vehicle. An overloaded vehicle is unstable. Use a strong cord to secure any luggage to the carrier (if equipped).
Instrument and control functions To lock the steering EAU10462 Main switch/steering lock The headlight comes on automatically when the engine is started and stays on even if engine stop switch turn to “ ”. The headlight will turn off when the key is turned to “...
” initially when the key is turned to “ ”, or if the warning light remains on, have EAU11022 a Yamaha dealer check the electrical Turn signal indicator light “ ” circuit. This indicator light flashes when a turn ECA10022 signal light is flashing.
If the indicator light does not come on circuit monitoring the engine. If this oc- initially when the key is turned to “ ”, curs, have a Yamaha dealer check the or if the indicator light remains on, have self-diagnosis system. ZAUE3342 a Yamaha dealer check the electrical 1.
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Instrument and control functions 4. Push the “RESET” button to select Speedometer The fuel meter indicates the amount of the desired brightness level. fuel in the fuel tank. The display seg- EWA12423 ments of the fuel meter disappear to- WARNING wards “E”...
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Instrument and control functions The VVA indicator comes on when the Transmission gear display The multi-function display is equipped variable valve actuation system has with the following: an odometer switched to the high-speed range. two tripmeters a fuel reserve tripmeter Tachometer ...
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Instrument and control functions If you do not reset the fuel reserve trip- Tripmeters mode Push the “RESET” button to switch meter manually, it resets itself auto- display backward. matically and the display returns to the If the last segment of the fuel meter prior mode after refueling and traveling starts flashing, the display automati- 5 km.
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Instrument and control functions “L/100 km”: The amount of fuel Clock mode 6. Push the “SELECT” button to start the clock. necessary to travel 100 km under the current riding conditions is Instantaneous fuel consumption shown. mode If traveling at speeds under 10 km/h, “_ _._”...
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Instrument and control functions There are two display mode: “AVE_ _._ Average speed mode Shift timing indicator light km/L” and “AVE_ _._ L/100 km”. To switch the average fuel consump- tion display between “AVE_ _._ km/L” and “AVE_ _._ L/100 km”, push the “SELECT”...
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Instrument and control functions Brightness: this function allows Off: the indicator light is deac- 2. Push the “SELECT” button to con- you to adjust the brightness of the tivated; in other words, it firm the selected engine speed. indicator light.
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Instrument and control functions To adjust the brightness 4. When the first character starts If a problem is detected in any of those 1. Push the “RESET” button to select flashing, push the “SELECT” but- circuits, the engine trouble warning the desired shift indicator light ton to change the character in the light will come on and the display will...
Instrument and control functions EAU1234M EAUE3630 EAU12663 Handlebar switches Dimmer/Pass switch “ /PASS” Engine stop switch “ ” Set this switch to “ ” for the high Set this switch to “ ” (run) before Left beam and to “ ”...
Instrument and control functions EAU31642 EAU12875 EAU12892 Clutch lever Shift pedal Brake lever ZAUE3358 ZAUE3359 ZAUE3360 1. Clutch lever 1. Shift pedal 1. Brake lever The clutch lever is located on the left The shift pedal is located on the left The brake lever is located on the right side of the handlebar.
Instrument and control functions EAU12944 EAUE1481 Brake pedal Fuel tank cap The fuel tank cap cannot be installed unless the key is in the lock. In addi- tion, the key cannot be removed if the cap is not properly installed and locked.
EWA15152 filling when the fuel reaches the WARNING Your Yamaha engine has been de- bottom of the filler tube. Because Gasoline is poisonous and can signed to use regular unleaded gaso- fuel expands when it heats up, cause injury or death.
The exhaust system is hot after op- ohol containing methanol is not eration. To prevent a fire hazard or recommended by Yamaha because it burns: can cause damage to the fuel system Do not park the vehicle near or vehicle performance problems.
Instrument and control functions 2. Install the passenger seat by in- EAUE3430 Seats stalling the nut. 3. Install the plastic cover. Passenger seat Rider seat To remove the passenger seat 1. Remove the plastic cover. To remove the rider seat 1.
Instrument and control functions To install the rider seat EAU14326 Helmet holder 1. Insert the projection on the front of the rider seat into the seat holder as shown, place the seat in the original position. ZAUE3508 1. Rider seat ZAUE3368 2.
EAU15306 EAU44895 Sidestand Ignition circuit cut-off system Yamaha dealer repair it if it does not The sidestand is located on the left This system prevents in-gear engine function properly. side of the frame. Raise the sidestand...
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The neutral switch may not be working. 6. Move the sidestand up. The motorcycle should not be ridden until 7. Pull the clutch lever. checked by a Yamaha dealer. 8. Shift transmission into gear. 9. Move the sidestand down. Does the engine stall? The sidestand switch may not be working.
• If necessary, add recommended coolant to specified level. 7-13 • Check cooling system for leakage. • Check operation. • If soft or spongy, have Yamaha dealer bleed hydraulic system. • Check brake pads for wear. Front brake • Replace if necessary.
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• Make sure that operation is smooth. • Check throttle grip free play. Throttle grip 7-17, 7-27 • If necessary, have Yamaha dealer adjust throttle grip free play and lubricate ca- ble end and grip housing. • Make sure that operation is smooth. Control cables 7-27 •...
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• Tighten if necessary. Instruments, lights, signals • Check operation. — • Correct if necessary. and switches • Check operation of ignition circuit cut-off system. Sidestand switch 4-18 • If system is not working correctly, have Yamaha dealer check vehicle.
Yamaha dealer. cator light should come on. If not, EWA10272 position. WARNING ask a Yamaha dealer to check the The transmission is in gear with electrical circuit. the clutch lever pulled and the Failure to familiarize yourself with 3.
Operation and important riding points EAU16674 ECA10261 EAU16811 Shifting Tips for reducing fuel con- NOTICE sumption Even with the transmission in Fuel consumption depends largely on the neutral position, do not your riding style. Consider the follow- coast for long periods of time ing tips to reduce fuel consumption: with the engine off, and do not ...
0–500 km (0–300 mi) period, immediately have a Avoid prolonged operation above 5000 Yamaha dealer check the vehi- r/min. cle. After every hour of operation, stop the engine, and then let it cool for five to ten minutes.
If If you do not have the tools or experi- you are not familiar with vehicle ser- ence required for a particular job, have vice, have a Yamaha dealer perform a Yamaha dealer perform it for you. service.
From 30000 km (17500 mi), repeat the maintenance intervals starting from 6000 km (3500 mi). Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and tech- nical skills.
(10500 mi) (14000 mi) • Perform dynamic inspection us- Diagnostic system √ √ √ √ √ √ ing Yamaha diagnostic tool. check • Check the error codes. √ √ • Clean. 2 * Air filter element √ √ • Replace.
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Periodic maintenance and adjustment ODOMETER READING ANNUAL ITEM CHECK OR MAINTENANCE JOB 1000 km 6000 km 12000 km 18000 km 24000 km CHECK (600 mi) (3500 mi) (7000 mi) (10500 mi) (14000 mi) • Check bearing for looseness or √ √...
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Periodic maintenance and adjustment ODOMETER READING ANNUAL ITEM CHECK OR MAINTENANCE JOB 1000 km 6000 km 12000 km 18000 km 24000 km CHECK (600 mi) (3500 mi) (7000 mi) (10500 mi) (14000 mi) • Check operation. √ √ √ √ √...
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Periodic maintenance and adjustment ODOMETER READING ANNUAL ITEM CHECK OR MAINTENANCE JOB 1000 km 6000 km 12000 km 18000 km 24000 km CHECK (600 mi) (3500 mi) (7000 mi) (10500 mi) (14000 mi) • Check operation and free play. • Adjust the throttle cable free play Throttle grip hous- √...
Periodic maintenance and adjustment 2. Remove the bolts, quick fasteners To install the cowling EAU18724 Removing and installing the and screw, and then pull the cowl- 1. Connect and place the turn signal cowling and panels ing outward and take it off. light leads on it's original position.
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Periodic maintenance and adjustment Panel B EAUE3520 To remove the panel Panel A 1. Remove the rider seat. (See page 4-16.) To remove the panel Remove the four quick fasteners and one bolt for the panel, and then remove the panel. ZAUE3376 1.
Do not attempt to diagnose such problems yourself. In- ZAUE3382 stead, have a Yamaha dealer check 1. Spark plug cap the vehicle. 2. Remove the spark plug as shown, with the spark plug wrench includ-...
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Periodic maintenance and adjustment 2. Check the spark plug for electrode To install the spark plug EAUE3451 Engine oil and oil filter ele- erosion and excessive carbon or 1. Clean the surface of the spark ment other deposits, and replace it if plug gasket and its mating sur- The engine oil level should be checked necessary.
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Periodic maintenance and adjustment 4. If the engine oil is below the mini- 4. Remove the engine oil filler cap, mum level mark, add sufficient oil then the drain bolt along with the of the recommended type to raise O-ring, compression spring, and it to the correct level.
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Periodic maintenance and adjustment 8. Install the oil filter element cover 10. Refill with the specified amount of by installing the bolts, then tight- the recommended engine oil, and ening them to the specified then install and tighten the oil filler torque.
EAU20071 Why Yamalube Coolant for several minutes while checking YAMALUBE oil is a Genuine YAMAHA The coolant level should be checked it for oil leakage. If oil is leaking, Part born of the engineers’ passion before each ride. In addition, the cool-...
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Periodic maintenance and adjustment coolant, have a Yamaha dealer check the antifreeze content of The coolant should be between the the coolant as soon as possible, minimum and maximum level marks. otherwise the effectiveness of the coolant will be reduced.
Periodic maintenance and adjustment 5. Remove the fuel hose holder from EAUE3640 Cleaning the air filter element air filter case cover by pulling it The air filter element should be cleaned outward. at the intervals specified in the periodic maintenance and lubrication chart. Clean the air filter element more fre- quently if you are riding in unusually wet or dusty areas.
To prevent this from occurring, have your Yamaha dealer check and adjust ZAUE3389 the valve clearance at regular intervals. 1. Throttle grip free play The throttle grip free play should mea- ZAUE3390 This service must be performed when sure 3.0–5.0 mm (0.12–0.20 in) at the...
* Total weight of rider, passenger, or glass fragments in it, or if the side- cargo and accessories Operation of this vehicle with im- wall is cracked, have a Yamaha dealer proper tire pressure may cause se- replace the tire immediately. EWA10512...
EAU21963 Cast wheels WARNING checked by tire specialists to ascertain To maximize the performance, durabil- Have a Yamaha dealer replace their suitability for further use. ity, and safe operation of your vehicle, excessively worn tires. Besides EWA10462 note the following points regarding the...
Periodic maintenance and adjustment 3. To increase the clutch lever free 6. To increase the clutch lever free EAU22047 Adjusting the clutch lever free play, turn the clutch lever free play play, turn the clutch lever free play play adjusting bolt in direction (a). To adjusting nut in direction (a).
ZAUE3425 1. No brake lever free play There should be no free play at the brake lever end. If there is free play, have a Yamaha dealer inspect the ZAUE3426 brake system. 1. Brake light switch EWA14212 2.
Periodic maintenance and adjustment indicator grooves have almost disap- EAU22393 Checking the front and rear peared, have a Yamaha dealer replace The front brake light switch should be brake pads the brake pads as a set. serviced by a Yamaha dealer.
Periodic maintenance and adjustment Use only the specified brake flu- Rear brake EAUV0530 Checking the brake fluid level id; otherwise, the rubber seals Before riding, check that the brake fluid may deteriorate, causing leak- is above the minimum level mark. age.
EAUM1362 EAU22762 Changing the brake fluid Drive chain slack Yamaha dealer check the cause before Have a Yamaha dealer change the The drive chain slack should be further riding. brake fluid at the intervals specified in...
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EAU3431A To adjust the drive chain slack ZAUE3518 rection (a). To loosen the drive Consult a Yamaha dealer before ad- 1. Locknut chain, turn the adjusting bolt on justing the drive chain slack. 2. Drive chain slack adjusting bolt each side of the swingarm in di- 3.
Periodic maintenance and adjustment 4. Make sure that the drive chain 3. Thoroughly lubricate the drive EAUE0141 Cleaning and lubricating the pullers are in the same position, chain with a special O-ring chain drive chain the drive chain slack is correct, lubricant.
Periodic maintenance and adjustment EAU23144 Recommended lubricant: Recommended lubricants: Checking and lubricating the Lithium-soap-based grease Brake lever: brake and clutch levers Silicone grease The operation of the brake and clutch Clutch lever: Lithium-soap-based grease levers should be checked before each ride, and the lever pivots should be lu- bricated if necessary.
The swingarm pivots must be lubricat- face and hold it in an upright posi- be checked before each ride, and the ed by a Yamaha dealer at the intervals tion. WARNING! To avoid injury, sidestand pivot and metal-to-metal specified in the periodic maintenance...
[EWA10752] the periodic maintenance and lubrica- 2. Hold the lower ends of the front have a Yamaha dealer check or re- tion chart. If there is play in the wheel fork legs and try to move them for- pair it.
In case To charge the battery EAU23377 Battery Have a Yamaha dealer charge the bat- of contact, administer the fol- lowing FIRST AID. tery as soon as possible if it seems to • EXTERNAL: Flush with plenty have discharged.
4. After installation, make sure that to check if the device operates. the battery leads are properly con- 4. If the fuse immediately blows nected to the battery terminals. again, have a Yamaha dealer ECA16531 ZAUE3410 check the electrical system. NOTICE 1.
1. Remove the turn signal light lens brake/tail light. If a light does not come by removing the screw. on, check the fuse and then have a Yamaha dealer check the vehicle. ZAUE3328 1. Bulb 3. Insert a new bulb into the socket, push it in, and then turn it clock- wise until it stops.
Periodic maintenance and adjustment a jack either under each side of the EAU24351 EAU24361 Supporting the motorcycle Front wheel frame in front of the rear wheel or under Since this model is not equipped with a each side of the swingarm. centerstand, follow these precautions EAUN0582 when removing the front and rear...
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Periodic maintenance and adjustment 2. Lift the front wheel off the ground brake calipers have been re- Tightening torques: according to the procedure in the moved, otherwise the brake Wheel axle: previous section “Supporting the pads will be forced shut. 38 N·m (3.8 kgf·m, 28 lb·ft) [ECA11052] Brake caliper bolt:...
Periodic maintenance and adjustment EAU25081 Rear wheel EAUE3620 To remove the rear wheel EWA10822 WARNING To avoid injury, securely support the ZAUE3521 ZAUE3524 vehicle so there is no danger of it 1. Axle nut 1. Locknut falling over. 2. Washer 2.
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Periodic maintenance and adjustment If the drive chain is difficult to re- move, remove the wheel axle first, and then lift the wheel upward enough to remove the drive chain from the rear sprocket. The drive chain does not need to be disassembled in order to re- move and install the wheel.
7 N·m (0.7 kgf·m, 5.2 lb·ft) self. However, should your motorcycle require any repair, take it to a Yamaha dealer, whose skilled technicians have the necessary tools, experience, and know-how to service the motorcycle properly.
Remove the spark plug and check the electrodes. The engine does not start. Have a Yamaha dealer check the vehicle. Check the compression. 4. Compression The engine does not start. There is compression.
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Start the engine. If the engine overheats again, have a The coolant level Yamaha dealer check and repair the cooling system. is OK. If coolant is not available, tap water can be temporarily used instead, provided that it is changed to the recommended cool- ant as soon as possible.
Be ble. Rust and corrosion can develop Cleaning even if high-quality components are sure to consult a Yamaha dealer for ECA10773 NOTICE used. A rusty exhaust pipe may go un- advice on what products to use be- noticed on a car, however, it detracts fore cleaning the vehicle.
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For additional hoses and vents. during winter are extremely corrosive For motorcycles equipped with cleaning, use Yamaha Windshield in combination with water, carry out Cleaner or another high-quality wind- a windshield: Do not use strong the following steps after each ride in shield cleaner.
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Motorcycle care and storage windshield which does not affect your EWA11132 WARNING visibility and which cannot be easily Consult a Yamaha dealer for ad- recognized. Contaminants on the brakes or tires vice on what products to use. can cause loss of control.
Motorcycle care and storage 2. Fill up the fuel tank and add fuel e. Remove the spark plug cap EAU43204 Storage stabilizer (if available) to prevent from the spark plug, and then the fuel tank from rusting and the install the spark plug and the Short-term fuel from deteriorating.
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Motorcycle care and storage Make any necessary repairs before storing the motorcycle.
These identification numbers are needed when registering the vehicle with the authorities in your area and when ordering spare parts from a Yamaha dealer. ZAUE3420 ZAUE3421 VEHICLE IDENTIFICATION NUMBER: 1. Vehicle identification number 1.
This information TROL SYSTEM PROHIBITED: will be needed when ordering spare Owners are warned that the law may parts from a Yamaha dealer. prohibit: a. The removal or rendering inopera- tive by any person other than for...