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YAMAHA AEROX YQ50 Owner's Manual

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Read this manual carefully before operating this vehicle.


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  • Page 1 Read this manual carefully before operating this vehicle. OWNER’S MANUAL YQ50 YQ50L 3C6-F8199-E1...
  • Page 3 EAU10113 Welcome to the Yamaha world of motorcycling! As the owner of the YQ50/YQ50L, you are benefiting from Yamaha’s vast experience and newest technology regarding the design and manufacture of high-quality products, which have earned Yamaha a reputation for dependability.
  • Page 4 IMPORTANT MANUAL INFORMATION EAU10132 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.
  • Page 5 IMPORTANT MANUAL INFORMATION EAUM1010 YQ50/YQ50L OWNER’S MANUAL ©2008 by MBK INDUSTRIE 1st edition, July 2008 All rights reserved Any reprinting or unauthorized use without the written permission of MBK INDUSTRIE is expressly prohibited. Printed in France.
  • Page 6: Table Of Contents

    TABLE OF CONTENTS SAFETY INFORMATION ....1-1 FOR YOUR SAFETY – Checking the front and rear Further safe-riding points ....1-5 PRE-OPERATION CHECKS ..... 4-1 brake pads ........ 6-14 Checking the brake fluid level ..6-15 DESCRIPTION ........2-1 OPERATION AND IMPORTANT Changing the brake fluid ....6-16 Left view ..........2-1 RIDING POINTS.........
  • Page 7: Safety Information

    SAFETY INFORMATION EAUT1012 Safe Riding • Use extra caution when you are Perform the pre-operation checks each approaching passing time you use the vehicle to make sure it through intersections, since in- Be a Responsible Owner is in safe operating condition. Failure to tersections are the most likely As the vehicle’s owner, you are respon- inspect or maintain the vehicle properly...
  • Page 8 SAFETY INFORMATION Many accidents have been caused Never ride under the influence of Always wear protective clothing by error of the scooter operator. A alcohol or other drugs. that covers your legs, ankles, and typical error made by the operator This scooter is designed for on- feet.
  • Page 9 Yamaha accessories, which are avail- den imbalance. Make sure that ac- ries to your scooter. Use extra care able only from a Yamaha dealer, have cessories and cargo are securely when riding a scooter that has added been designed, tested, and approved cargo or accessories.
  • Page 10: Specifications

    Yamaha, even if sold and any way reduce ground clearance tor and may limit control ability, installed by a Yamaha dealer.
  • Page 11: Further Safe-riding Points

    SAFETY INFORMATION EAU10372 Always wear a helmet, gloves, Further safe-riding points trousers (tapered around the cuff Be sure to signal clearly when and ankle so they do not flap), and making turns. a bright colored jacket. Braking can be extremely difficult Do not carry too much luggage on on a wet road.
  • Page 12: Description

    DESCRIPTION EAU10410 Left view 1 2 3 1. Rear brake lever (page 3-5) 9. Coolant level check window (page 6-9) 2. Left handlebar switches (page 3-4) 3. Speedometer unit (page 3-3) 4. Main switch/steering lock (page 3-1) 5. Final transmission oil filler cap (page 6-8) 6.
  • Page 13: Right View

    DESCRIPTION EAU10420 Right view 1. Fuel tank cap (page 3-5) 2. Throttle grip (page 6-11) 3. Front brake lever (page 3-5) 4. Coolant reservoir cap (page 6-9) 5. Battery/fuse (page 6-19/6-20) 6. Oil tank cap (page 3-8)
  • Page 14: Instrument And Control Functions

    INSTRUMENT AND CONTROL FUNCTIONS EAU10460 EAU10661 To unlock the steering Main switch/steering lock OFF “ ” Push the key in, and then turn it to “ ” All electrical systems are off. The key while still pushing it. can be removed. EWA10061 WARNING PUSH...
  • Page 15: Indicator And Warning Lights

    This indicator light flashes when the gine to cool. gine oil tank has been refilled, have a turn signal switch is pushed to the left or ECA10021 Yamaha dealer check the electrical cir- NOTICE right. cuit. Do not continue to operate the en- EAU11080 gine if it is overheating.
  • Page 16: Speedometer Unit

    INSTRUMENT AND CONTROL FUNCTIONS If the engine overheats, see page EAUT1821 EAU11851 Speedometer unit Tachometer (if equipped) 6-24 for further instructions. ZAUM0801 ZAUM0292 1. Speedometer 1. Tachometer 2. Odometer 2. Tachometer red zone The speedometer unit is equipped with The electric tachometer allows the rider a speedometer and an odometer.
  • Page 17: Fuel Gauge

    INSTRUMENT AND CONTROL FUNCTIONS EAU12140 EAU12347 EAU12400 Fuel gauge Handlebar switches Dimmer switch “ ” Set this switch to “ ” for the high Left beam and to “ ” for the low beam. EAU12460 Turn signal switch “ ” To signal a right-hand turn, push this switch to “...
  • Page 18: Front Brake Lever

    INSTRUMENT AND CONTROL FUNCTIONS EAU12900 EAU12950 EAUM2081 Front brake lever Rear brake lever Fuel tank cap ZAUM0084 ZAUM0085 ZAUM0262 1. Front brake lever 1. Rear brake lever 1. Fuel tank cap The front brake lever is located on the The rear brake lever is located on the To remove the fuel tank cap right handlebar grip.
  • Page 19: Fuel

    INSTRUMENT AND CONTROL FUNCTIONS EAU13212 Fuel The fuel tank cap cannot be installed Make sure there is sufficient gasoline in unless the key is in the lock. In addition, the tank. the key cannot be removed if the cap is EWA10881 WARNING not properly installed and locked.
  • Page 20: Catalytic Converters

    EAU41272 The exhaust system is hot after op- containing methanol is not recom- eration. To prevent a fire hazard or mended by Yamaha because it can burns: Recommended fuel: cause damage to the fuel system or ve- Premium unleaded gasoline only Do not park the vehicle near hicle performance problems.
  • Page 21: 2-stroke Engine Oil

    INSTRUMENT AND CONTROL FUNCTIONS ECA10701 EAUM2500 2-stroke engine oil NOTICE Use only unleaded gasoline. The use of leaded gasoline will cause unre- pairable damage to the catalytic converter. ZAUM0204 Recommended oil: ZAUM0263 See page 8-1. 1. Storage compartment B Oil quantity: 2.
  • Page 22: Kickstarter

    INSTRUMENT AND CONTROL FUNCTIONS EAUS1050 EAU14160 2. Remove the key from the main Kickstarter Rider seat switch if the scooter will be left un- attended. To open the rider seat 1. Place the scooter on the center- Make sure that the seat is properly se- stand.
  • Page 23: Storage Compartments

    INSTRUMENT AND CONTROL FUNCTIONS EAUM2530 ECA10080 Storage compartments NOTICE Some helmets cannot be stored in This vehicle is equipped with two stor- Keep the following points in mind the storage compartment because age compartments. when using the storage compart- of their size or shape. ment.
  • Page 24: Adjusting The Shock Absorber Assembly (if Equipped)

    INSTRUMENT AND CONTROL FUNCTIONS To close the storage compartment EAU14832 crease the spring preload and thereby Adjusting the shock absorber 1. Fold the storage compartment soften the suspension, turn the adjust- assembly (if equipped) cover down. ing ring in direction (b). 2.
  • Page 25 Do not deform or damage the cylinder in any way. Cylinder damage will result in poor damping performance. Do not dispose of a damaged or worn-out shock absorber as- sembly yourself. Take the shock absorber assembly to a Yamaha dealer for any service. 3-12...
  • Page 26: For Your Safety - Pre-operation Checks

    • If necessary, add recommended coolant to specified level. • 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.
  • Page 27 • Make sure that operation is smooth. • Check cable free play. Throttle grip 6-11, 6-16 • If necessary, have Yamaha dealer adjust cable free play and lubricate cable and grip housing. • Check for damage. • Check tire condition and tread depth.
  • Page 28: Operation And Important Riding Points

    Do not If the oil level warning light does not crank the engine more than 5 sec- come on, have a Yamaha dealer onds on any one attempt. If the en- check the electrical circuit.
  • Page 29: Starting Off

    OPERATION AND IMPORTANT RIDING POINTS EAU16761 EAU16780 EAU16793 Starting off Acceleration and deceleration Braking EWA10300 WARNING Before starting off, allow the engine to Avoid braking hard or suddenly warm up. (especially when leaning over to 1. While pulling the rear brake lever one side), otherwise the scooter with your left hand and holding the may skid or overturn.
  • Page 30: Tips For Reducing Fuel Consumption

    OPERATION AND IMPORTANT RIDING POINTS EAU16820 EAU16830 Tips for reducing fuel con- Engine break-in sumption There is never a more important period in the life of your engine than the period Fuel consumption depends largely on between 0 and 1000 km (600 mi). For your riding style.
  • Page 31: Parking

    Yamaha dealer touch them and be burned. check the vehicle. Do not park on a slope or on soft...
  • Page 32: Periodic Maintenance And Adjustment

    If replaced more frequently, otherwise you are not familiar with vehicle ser- rapid engine wear may result. Con- vice, have a Yamaha dealer perform sult a Yamaha dealer for proper service. maintenance intervals.
  • Page 33: Periodic Maintenance And Lubrication Chart

    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 technical skills.
  • Page 34 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 for cracks or damage. 7 * Brake hoses •...
  • Page 35 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) √ √ √ √ √ √ 18 * Carburetor •...
  • Page 36 PERIODIC MAINTENANCE AND ADJUSTMENT Hydraulic brake service • Regularly check and, if necessary, correct the brake fluid level. • Every two years change the brake fluid. • Replace the brake hoses every four years and if cracked or damaged.
  • Page 37: Removing And Installing The Cowling And Panel

    PERIODIC MAINTENANCE AND ADJUSTMENT EAU18740 Removing and installing the cowling and panel ZAUM0271 ZAUM0272 1. Screw 1. Panel A 2. Screw To install the cowling ZAUM0270 To install the panel 1. Cowling A Place the cowling in the original posi- 2.
  • Page 38: Checking The Spark Plug

    Clean the surface of the spark plug such problems yourself. Instead, have gasket and its mating surface, and then a Yamaha dealer check the vehicle. wipe off any grime from the spark plug If the spark plug shows signs of elec- threads.
  • Page 39: Final Transmission Oil

    Oil quantity: ride. If any leakage is found, have a 0.11 L (0.12 US qt, 0.10 Imp.qt) Yamaha dealer check and repair the 7. Check the final transmission case scooter. In addition, the final transmis- for oil leakage. If oil is leaking, sion oil must be changed as follows at check for the cause.
  • Page 40: Coolant

    If water has been before each ride. In addition, the cool- added to the coolant, have a ant must be changed at the intervals Yamaha dealer check the anti- specified in the periodic maintenance freeze content of the coolant as and lubrication chart.
  • Page 41: Cleaning The Air Filter Element

    [ECA10511] nance and lubrication chart. Have a maintenance and lubrication chart. Yamaha dealer change the coolant. Clean the air filter element more fre- WARNING! Never attempt to remove quently if you are riding in unusually the radiator cap when the engine is wet or dusty areas.
  • Page 42: Adjusting The Carburetor

    1.5–3.0 mm (0.06–0.12 in) at the become excessively worn. throttle grip. Periodically check the throttle cable free play and, if neces- [ECA10481] 5. Install the air filter case cover by in- sary, have a Yamaha dealer adjust it. stalling the screws. 6-11...
  • Page 43: Tires

    Maximum load*: Operation of this vehicle with im- 180 kg (397 lb) cracked, have a Yamaha dealer re- proper tire pressure may cause se- * Total weight of rider, passenger, car- place the tire immediately.
  • Page 44: Cast Wheels

    This model is equipped with tubeless fore each ride. If any damage is The replacement of all wheel tires. found, have a Yamaha dealer re- After extensive tests, only the tires list- and brake related parts, includ- place the wheel. Do not attempt...
  • Page 45: Checking The Front And Rear Brake Lever Free Play

    EAU22390 Checking the front and rear Checking the front and rear Yamaha dealer check the brake sys- brake lever free play brake pads tem. The front and rear brake pads must be...
  • Page 46: Checking The Brake Fluid Level

    2 mm (0.08 in), Before riding, check that the brake fluid lower the boiling point of the fluid have a Yamaha dealer replace the is above the minimum level mark and and may result in vapor lock.
  • Page 47: Changing The Brake Fluid

    EAU23172 Changing the brake fluid Checking and lubricating the Lubricating the front and rear Have a Yamaha dealer change the throttle grip and cable brake levers brake fluid at the intervals specified in The operation of the throttle grip should the periodic maintenance and lubrica- be checked before each ride.
  • Page 48: Checking And Lubricating The Centerstand

    WARNING several times to check if the front If the centerstand does not move up fork compresses and rebounds and down smoothly, have a Yamaha smoothly. dealer check or repair it. Otherwise, the centerstand could contact the ground and distract the operator, re- sulting in a possible loss of control.
  • Page 49: Checking The Steering

    2. Hold the lower ends of the front fork does not operate smoothly, fork legs and try to move them for- have a Yamaha dealer check or re- ward and backward. If any free pair it. play can be felt, have a Yamaha dealer check or repair the steering.
  • Page 50: Battery

    PERIODIC MAINTENANCE AND ADJUSTMENT EAUM1403 distilled water, as tap water con- Battery tains minerals that are harmful Make sure that the scooter is posi- to the battery. [ECA10611] tioned straight up when checking the EWA10760 electrolyte level. WARNING 2. Remove panel A. (See page 6-6.) Electrolyte is poisonous and dangerous since it contains sul- 3.
  • Page 51: Replacing The Fuse

    PERIODIC MAINTENANCE AND ADJUSTMENT KEEP THIS AND ALL BATTER- routed, in good condition, and not EAU23503 Replacing the fuse IES OUT OF THE REACH OF obstructed. NOTICE: CHILDREN. breather hose is positioned in such a way that the frame is ex- 5.
  • Page 52: Replacing The Headlight Bulb

    PERIODIC MAINTENANCE AND ADJUSTMENT EAUM2111 6. Install the cowling. Specified fuse: Replacing the headlight bulb 7. Have a Yamaha dealer adjust the 7.5 A If the headlight bulb burns out, replace headlight beam if necessary. it as follows. 3. Turn the key to “...
  • Page 53: Replacing The Tail/brake Light Bulb

    PERIODIC MAINTENANCE AND ADJUSTMENT EAU24133 EAU24204 3. Insert a new bulb into the socket, Replacing the tail/brake light Replacing a turn signal light push it in, and then turn it clock- bulb bulb wise until it stops. 1. Remove the tail/brake light lens by 1.
  • Page 54: Troubleshooting

    However, should your scooter re- quire any repair, take it to a Yamaha dealer, whose skilled technicians have the necessary tools, experience, and know-how to service the scooter prop- erly.
  • Page 55: Troubleshooting Charts

    Remove the spark plug and check the electrodes. The engine does not start. Have a Yamaha dealer check the vehicle. Check the battery. 4. Battery The engine turns over The battery is good.
  • Page 56 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 coolant as soon as possible.
  • Page 57: Scooter Care And Storage

    SCOOTER CARE AND STORAGE EAU26093 ucts onto seals, gaskets and wheel off any detergent residue using Care axles. Always rinse the dirt and de- plenty of water, as it is harmful While the open design of a scooter re- greaser off with water. to plastic parts.
  • Page 58 SCOOTER CARE AND STORAGE Test the product on a small hid- 3. To prevent corrosion, it is recom- den part of the windshield to mended to apply a corrosion pro- Salt sprayed on roads in the winter may make sure that it does not leave tection spray metal,...
  • Page 59: Storage

    Remove the spark plug cap seep in and cause rust. and spark plug. To prevent corrosion, avoid Consult a Yamaha dealer for ad- b. Pour a teaspoonful of engine oil damp cellars, stables (because vice on what products to use.
  • Page 60 SCOOTER CARE AND STORAGE spark plug electrodes while °C (90 °F)]. For more information turning the engine over. on storing the battery, see page 6-19. [EWA10951] e. Remove the spark plug cap from the spark plug, and then Make any necessary repairs before install the spark plug and the storing the scooter.
  • Page 61: Specifications

    Size: GURTNER Starting system: 130/60-13 53L (MICHELIN), 53P (PIRELLI) Type × quantity: Electric starter and kickstarter Manufacturer/model: PY 12 x 1 Lubrication system: MICHELIN / PILOT SPORT Spark plug (s): Separate lubrication (Yamaha autolube) Manufacturer/model: Manufacturer/model: PIRELLI / EVO21 NGK/BR8HS...
  • Page 62 SPECIFICATIONS Rear tire: Rear wheel: Electrical system: Type: Wheel type: Ignition system: Tubeless Cast wheel DC. CDI Size: Rim size: Charging system: 140/60-13 57L (MICHELIN), 53P (PIRELLI) 13xMT3.50 AC magneto Manufacturer/model: Front brake: Battery: MICHELIN / PILOT SPORT Type: Model: Manufacturer/model: Single disc brake CB4-LB(GS), YB4L-B(YUASA)
  • Page 63 SPECIFICATIONS Fuses: Main fuse: 7.5 A...
  • Page 64: Consumer Information

    Record the key identification number, vehicle identification number and mod- el label information in the spaces pro- vided below for assistance when ordering spare parts from a Yamaha dealer or for reference in case the vehi- cle is stolen. KEY IDENTIFICATION NUMBER:...
  • Page 65 1. Model label The model label is affixed to the bottom of the rider seat. (See page 3-9.) Record the information on this label in the space provided. This information will be needed when ordering spare parts from a Yamaha dealer.
  • Page 66 INDEX Fuel gauge..........3-4 Starting a cold engine ......5-1 Fuel tank cap .......... 3-5 Starting off..........5-2 Acceleration and deceleration....5-2 Fuse, replacing ........6-20 Start switch..........3-4 Air filter element, cleaning..... 6-10 Steering, checking.........6-18 Storage............7-3 Handlebar switches ........ 3-4 Battery........... 6-19 Storage compartments......

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Aerox yq50l

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