Yamaha Aerox GDR155 Owner's Manual
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Yamaha Aerox GDR155 Owner's Manual

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OWNER'S MANUAL
MOTORCYCLE
GDR155/GDR155-A
BBR-F8199-E0
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Table of Contents
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Summary of Contents for Yamaha Aerox GDR155

  • Page 1: Table Of Contents

    Read this manual carefully before operating this vehicle. Location of important labels OWNER’S MANUAL Safety information Description Smart key system Stop and Start System Special features (CCU) Instrument and control functions For your safety – pre-operation checks Operation and important riding points MOTORCYCLE Periodic maintenance and adjustment GDR155/GDR155-A...

  • Page 2: Read This Manual Carefully Before Operating This Vehicle

    EAU46094 Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold.
  • Page 3 Welcome to the Yamaha world of motorcycling! As the owner of the GDR155/GDR155-A, you are benefiting from Yamaha’s vast experience and newest technology regard- ing the design and manufacture of high-quality products, which have earned Yamaha a reputation for dependability.
  • Page 4 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.
  • Page 5 Important manual information EAU37432 GDR155/GDR155-A OWNER’S MANUAL ©2021 by Thai Yamaha Motor Co., Ltd. 1st edition, November 2020 All rights reserved. Any reprinting or unauthorized use without the written permission of Thai Yamaha Motor Co., Ltd. is expressly prohibited. Printed in Thailand.
  • Page 6 Table of contents Location of important labels... 1-1 Instrument and control functions ...7-1 Tips for reducing fuel Main switch/steering lock ....7-1 consumption ....... 9-4 Safety information......2-1 Keyhole shutter .......7-2 Parking ........... 9-4 Further safe-riding points ....2-5 Indicator lights and Helmets ..........
  • Page 7 Table of contents Changing the brake fluid .....10-23 Specifications ......... 12-1 Checking the V-belt.....10-23 Checking and lubricating Consumer information....13-1 the cables ........10-24 Identification numbers ....13-1 Checking and lubricating the Vehicle data recording ....13-2 throttle grip and cable....10-24 Lubricating the front and Index ..........

  • Page 8: Location Of Important Labels

    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.
  • Page 9 Location of important labels 100kPa=1bar kPa, psi kPa, psi 200, 29 225, 33 200, 29 225, 33 2BL-F1668-00...

  • Page 10: Safety Information

    Safety information  Never operate a scooter without conspicuous appears to be very EAU1026B proper training or instruction. Take effective in reducing the chance of training course. Beginners this type of accident. Be a Responsible Owner should receive training from a cer- Therefore: As the vehicle’s owner, you are re- tified instructor.
  • Page 11 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 scooter erators who have been involved in other motorists can see you. accidents are the result of head inju- ...
  • Page 12 Safety information  Do not run engine outdoors where  Cargo and accessory weight Avoid Carbon Monoxide Poisoning All engine exhaust contains carbon engine exhaust can be drawn into should be kept as low and close to monoxide, a deadly gas. Breathing a building through openings such the scooter as possible.
  • Page 13 Yamaha accessories, which are avail- characteristics can put you and others effects. Wind may attempt to lift able only from a Yamaha dealer, have at greater risk of serious injury or the scooter, or the scooter may been designed, tested, and approved death.

  • Page 14: Further Safe-Riding Points

    Safety information Aftermarket Tires and Rims cation for the straps carefully so EAU57600 Further safe-riding points The tires and rims that came with your the straps will not rub against  Be sure to signal clearly when scooter were designed to match the painted surfaces during transport.

  • Page 15: Helmets

    Safety information  Always wear a helmet, gloves, EAUU0033 Correct usage Helmets trousers (tapered around the cuff Operating this vehicle without an ap- and ankle so they do not flap), and proved motorcycle helmet increases a brightly colored jacket. your chances of a severe head injury or ...
  • Page 16 Safety information ZAUU0004 ZAUU0006  Full-type: use only for riding at low to mid-range speeds ZAUU0005  Full-face-type: use for riding at mid-range to high speeds...

  • Page 17: Description

    Description EAU10411 Left view 1,2 3 4 1. Front storage compartment (page 7-18) 9. V-belt case air filter element (page 10-15) 2. Auxiliary DC jack (page 7-19) 3. Fuel tank cap (page 7-14) 4. Owner’s tool kit (page 10-1) 5. Rear storage compartment (page 7-18) 6.

  • Page 18: Right View

    Description EAU10421 Right view 1. Rear turn signal light (page 10-31) 9. Spark plug (page 10-8) 2. Tail/brake light 10.Engine oil drain bolt A (page 10-10) 3. Battery (page 10-27) 11.Engine oil drain bolt B (page 10-10) 4. Fuse box (page 10-28) 12.Engine oil filler cap (page 10-10) 5.

  • Page 19: Controls And Instruments

    Description EAU32241 Controls and instruments GDR155 1. Rear brake lever (page 7-13) 8. Main switch/steering lock (page 7-1) 2. Left handlebar switches (page 7-11) 3. Multi-function meter unit (page 7-4) 4. Front brake fluid reservoir (page 10-22) 5. Right handlebar switch (page 7-11) 6.
  • Page 20 Description GDR155-A 1. Rear brake lever (page 7-13) 2. Left handlebar switches (page 7-11) 3. Multi-function meter unit (page 7-4) 4. Front brake fluid reservoir (page 10-22) 5. Right handlebar switches (page 7-11) 6. Front brake lever (page 7-13) 7. Throttle grip (page 10-18) 8.

  • Page 21: Smart Key System

    Smart key system (GDR155-A) EAU76444 Smart key system The smart key system enables you to operate the vehicle without using a mechanical key. In addition, there is an answer-back function to help you lo- cate the vehicle in a parking lot. (See page 4-5.) 1.

  • Page 22: Operating Range Of The Smart Key System

    Smart key system (GDR155-A)  You are carrying or using com- smart key system may not work or its EAU76453 Operating range of the smart operating range may become very munication equipment such as key system radios or mobile phones in short.

  • Page 23: Handling Of The Smart Key And Mechanical Keys

    Smart key system (GDR155-A) write down the identification number in EAUN2460 EWA17952 Handling of the smart key and WARNING case the identification number card is mechanical keys  The smart key should be carried lost. with you. Do not store it on the ECA21573 NOTICE vehicle.

  • Page 24: Smart Key

    Yamaha dealer check the vehicle.  If the smart key continually re- holders, TVs, and computers.  Keep the smart key away from ceives radio waves, the smart key electric medical equipment.
  • Page 25 Smart key system (GDR155-A) To turn the smart key on or off 2. Turn the main switch to “OFF”, Operating range of the answer-back Push the smart key button for approxi- function and then push the main switch mately 1 second to turn the smart key The approximate operating range of knob once.

  • Page 26: Replacing The Smart Key Battery

    Smart key system (GDR155-A)  If the battery compartment does EAUN2712 ECA15785 Replacing the smart key bat- NOTICE not close securely, stop using tery  Use a cloth when opening the the smart key and keep it away Replace the battery in the following sit- from children.

  • Page 27: Main Switch

    Smart key system (GDR155-A) EAUN2100 Specified battery: Main switch CR2032 2. Remove the battery. 1. Main switch knob 1. Battery 4. Gently snap the smart key case closed. 1. Battery 1. Smart key system indicator light “ ” Dispose of the removed battery in ac- The main switch is used to turn the ve- cordance with local regulations.
  • Page 28 Smart key system (GDR155-A) taken place), the main switch can be EAU76502 turned while the smart key system indi-  If the vehicle battery voltage is cator light is on (approximately 4 sec- low, the turn signal lights will not onds).
  • Page 29 Smart key system (GDR155-A) 2. The turn signal lights flash once and the vehicle power turns off. See page 7-14 for fuel tank cap re- moval and installation procedures. When the main switch is turned to “OFF” but the smart key cannot be To open the seat confirmed (the smart key is either out- side operation range or has been...
  • Page 30 Smart key system (GDR155-A) Open position reminder EAU76521 “ ” (lock) To prevent you from accidentally leav- If the steering will not lock, try turning ing the vehicle unlocked by walking the handlebar back to the right slightly. away with the main switch still in the “OPEN”...

  • Page 31: Stop And Start System Opera- Tion

    Stop and Start System. is stopped in order to prevent noise,  Have a Yamaha dealer check the control exhaust emissions, and reduce battery at the intervals specified in fuel consumption.
  • Page 32 Stop and Start System may not activate. 1. On  If the Stop and Start System does 2. Flashing not activate, have a Yamaha deal- er check the battery. EAU76704 Restart the engine If the throttle grip is turned while the EAU76832 1.
  • Page 33 Stop WARNING not operate correctly, have a and Start System is activated and Yamaha dealer check the vehicle. When placing the vehicle on the the engine is stopped. Otherwise, centerstand, be sure to turn the the vehicle could start moving unex- main switch off.
  • Page 34 Stop and Start System (GDR155-A) EWA18771 EWA18781 WARNING WARNING  When leaving the vehicle unat- Before performing maintenance, be tended, be sure to turn the main sure to turn the main switch off. If switch off. maintenance is performed while the ...

  • Page 35: Special Features (Ccu)

    Special features EAUU2230 ECAN0150 CCU (Communication Control NOTICE Yamaha Motorcycle Connect may not Unit) The Bluetooth connection may not work on all smartphone models and This model is equipped with a CCU work in the following situations. OS (operating system) versions.
  • Page 36 CCU at one time. 1. CCU (Communication Control Unit) 2. CCU QR Code 5. When pairing is complete, the Yamaha Motorcycle Connect icon and smartphone battery level me- ter will come on. 1. Yamaha Motorcycle Connect icon 2. Smartphone battery level meter...

  • Page 37: Instrument And Control Functions

    Instrument and control functions To lock the steering EAUN0264 Main switch/steering lock  To prevent battery discharge, do (GDR155) not leave the key in the “ON” posi- tion without the engine running.  The headlight comes on automat- FUEL ically when the engine is started. PUSH SHUT EAU10662...

  • Page 38: Keyhole Shutter

    Instrument and control functions To unlock the steering EAUN0354 EAU77123 Keyhole shutter Indicator lights and warning lights (GDR155-A) 1. Push. 1. “PUSH SHUT” button 2. Turn. 2. Shutter key 34 5 6 From the “LOCK” position, push the 1. Left turn signal indicator light “ ”...
  • Page 39 This warning light comes on when the should come on for a few seconds and engine is overheating. If this occurs, then go off. Otherwise, have a Yamaha stop the engine immediately and allow dealer check the vehicle. the engine to cool. (See page 10-36.)

  • Page 40: Multi-Function Meter Unit

    6. Smartphone battery level meter munication between the vehicle and 7. Yamaha Motorcycle Connect icon smart key takes place and when cer- 8. VVA (variable valve actuation) indicator tain smart key system operations are 9.
  • Page 41 This function works only when a smart- icon should come on for a few sec- phone is connected to the vehicle. onds. Otherwise have a Yamaha dealer check the CCU and the electrical cir- cuit. EAUV1000 Notification indicator “...
  • Page 42 Instrument and control functions onds. Otherwise have a Yamaha dealer The tachometer allows the rider to EAU86831 Speedometer check the CCU and the electrical cir- monitor the engine speed and keep it cuit. within the ideal power range. EAU86841 EAUN3000...
  • Page 43 The display unit setting repeatedly. If this occurs, have a setting is confirmed. screen will come on (after 5 sec- Yamaha dealer check the vehicle. onds), and after that (an additional 10 seconds) all segments other EAU86870 VVA indicator...
  • Page 44 Instrument and control functions  an average fuel consumption dis- EAU86890 EAU86900 Odometer Tripmeters play (AVE F/ECO)  a battery voltage display (BATT)  an oil change tripmeter (OIL TRIP)  a V-belt replacement tripmeter (V- BELT TRIP)  a backlight dimmer (bL_02) Push the “MENU”...
  • Page 45 Instrument and control functions EAU86910 EAU86920 Fuel reserve tripmeter Oil change tripmeter When the engine oil has been changed, the oil change tripmeter and the oil change indicator must be reset. Otherwise, the oil change indicator will not come on at the correct time. EAU86930 V-belt replacement tripmeter 1.
  • Page 46 Instrument and control functions  “km/L”: the average distance that To reset both the tripmeter and the in- This display shows fuel consumption dicator, select the V-belt replacement under current riding conditions. It can can be traveled on 1.0 L of fuel. ...

  • Page 47: Handlebar Switches

    Instrument and control functions 3. Push the “MENU” switch until the EAU1234R Handlebar switches figures (bL_01, bL_02, or bL_03) If the battery voltage is less than 9.0 V, flash. Left “_ _._” is displayed. 4. Use the “MENU” switch to select the desired backlight level.
  • Page 48 Instrument and control functions Right EAU12461 EAU76391 Turn signal switch “ ” Stop and Start System To signal a right-hand turn, push this switch “ / ” (for GDR155-A) switch to “ ”. To signal a left-hand To turn on the Stop and Start System, turn, push this switch to “...

  • Page 49: Front Brake Lever

    Instrument and control functions EAU12902 EAU12952 EAU77822 Front brake lever Rear brake lever ABS (for ABS models) This model’s ABS (anti-lock brake sys- tem) acts on the front brake system. Operate the brakes as you normally would with a conventional brake sys- tem.

  • Page 50: Fuel Tank Cap

    However, special To open the the fuel tank cap, turn it tools are required so please con- counterclockwise and pull it off. sult your Yamaha dealer. ECA20100 NOTICE Be careful not to damage the wheel sensor or wheel sensor rotor; other- wise, improper performance of the ABS will result.

  • Page 51: Fuel

    Instrument and control functions To install the fuel tank cap, turn it EAU13213 Fuel clockwise until the “ ” mark is facing Make sure there is sufficient gasoline in forward. Close the fuel tank cap lid. the tank. EWA10882 WARNING Gasoline and gasoline vapors are extremely flammable.

  • Page 52: Fuel Tank Overflow Hose

    Instrument and control functions ately. If gasoline spills on your skin, EAU58301 EAU13435 Fuel tank overflow hose Catalytic converter wash with soap and water. If gaso- The exhaust system contains catalytic line spills on your clothing, change converter(s) to reduce harmful exhaust your clothes.

  • Page 53: Seat

    Instrument and control functions EAU89400 ECA24020 EAU37482 Seat Helmet holders NOTICE Make sure that the keyhole cover is To open the seat installed when the mechanical key is not being used. Via the main switch (GDR155-A) Turn the main switch to “OPEN”, and To close the seat then push the “SEAT”...

  • Page 54: Storage Compartments

    Instrument and control functions To release a helmet from a helmet EAUN2980 Storage compartments holder This model is equipped with 2 storage Open the seat, remove the helmet from compartments. The front storage com- the helmet holder, and then close the partment and rear storage compart- seat.

  • Page 55: Power Outlet

    Instrument and control functions  Do not keep anything valuable EAUN2990 Power outlet or breakable in the storage  Do not leave your vehicle unat- This model is equipped with a 12V DC compartment. tended with the seat open. power outlet. ...

  • Page 56: Sidestand

    (or does not stay up), otherwise the sidestand could contact the ground and distract the operator, resulting in a possible loss of control. Yamaha’s ignition circuit cut-off system has been designed to assist the operator in fulfilling the respon- 1. Auxiliary DC jack sibility of raising the sidestand be- fore starting off.

  • Page 57: Ignition Circuit Cut-Off System

    Instrument and control functions this system regularly and have a EAUT1098 Ignition circuit cut-off system Yamaha dealer repair it if it does not Check the operation of the sidestand function properly. switch according to the following pro- cedure. 7-21...
  • Page 58 Instrument and control functions WARNING Place vehicle on centerstand. The vehicle must be placed on the centerstand during this inspection. Turn the main switch on. If a malfunction is found, have the vehicle inspected before riding. Put the sidestand up. Push the start switch while applying either of the brake levers.

  • Page 59: For Your Safety - Pre-Operation Checks

    • If necessary, add recommended coolant to specified level. 10-14 • 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 60 • Make sure that operation is smooth. • Check throttle grip free play. 10-18, 10-24 Throttle grip • If necessary, have Yamaha dealer adjust throttle grip free play and lubricate ca- ble and grip housing. • Make sure that operation is smooth. Control cables 10-24 •...

  • Page 61: Operation And Important Riding Points

    ECA10271 NOTICE there is a control or function you do not between 0 and 1600 km (1000 mi). For understand, ask your Yamaha dealer. this reason, you should read the fol- If any engine trouble should occur EWA10272 lowing material carefully.

  • Page 62: Starting The Engine

    (6 mi/h). ECA24110 NOTICE If a warning or indicator light does not work as described above, have a Yamaha dealer check the vehicle. 3. Close the throttle completely. 4. While applying the front or rear brake, push the start switch.

  • Page 63: Starting Off

    Operation and important riding points EAU45093 EAU16782 EAU60650 Starting off Acceleration and deceleration Braking 1. While pulling the rear brake lever EWA17790 WARNING with your left hand and holding the  Avoid braking hard or suddenly grab bar with your right hand, push the scooter off the center- (especially when leaning over to stand.

  • Page 64: Tips For Reducing Fuel Consumption

    Operation and important riding points EAU16821 EAU77861 Tips for reducing fuel con- Parking Even when the vehicle is parked in a lo- sumption When parking, turn off the Stop and cation partitioned by a fence or the Start System and then stop the engine. Fuel consumption depends largely on glass window of a shop, if the smart After turning off the main switch, be...

  • Page 65: Periodic Maintenance And Adjustment

    If you do not have the tools or experi- touching them. service or while using the vehicle. If ence required for a particular job, have you are not familiar with vehicle ser- your Yamaha dealer perform it for you. vice, have a Yamaha dealer perform service. 10-1...

  • Page 66: Periodic Maintenance Chart For The Emission Control System

     The annual checks must be performed every year, except if a kilometer-based maintenance is performed in- stead.  From 20000 km, repeat the maintenance intervals starting from 4000 km.  Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and tech- nical skills. EAUU1294...

  • Page 67: General Maintenance And Lubrication Chart

    14 months 18 months • Perform dynamic inspection us- Diagnostic system       ing Yamaha diagnostic tool. check • Check the error codes. Air filter element • Replace. Every 16000 km (10000 mi)    ...
  • Page 68 Periodic maintenance and adjustment ODOMETER READING (whichever comes first) ANNUAL 1000 km 4000 km 8000 km 12000 km 16000 km ITEM CHECK OR MAINTENANCE JOB CHECK 2 months 6 months 10 months 14 months 18 months • Check tread depth and for dam- age.
  • Page 69 • Check coolant level and vehicle      for coolant leakage. 23 * Cooling system • Change with Yamaha genuine Every 3 years coolant.   • Check vehicle for oil leakage. Every 8000 km (5000 mi) Final transmission ...
  • Page 70 Periodic maintenance and adjustment EAU66860  Air filter • This model’s air filter is equipped with a disposable oil-coated paper element, which must not be cleaned with com- pressed air to avoid damaging it. • The air filter element needs to be replaced more frequently when riding in unusually wet or dusty areas. ...

  • Page 71: Removing And Installing Panels

    Periodic maintenance and adjustment To install the panel EAU18773 Removing and installing pan- 1. Place the panel in the original po- sition, and then install the screws. The panels shown need to be removed to perform some of the maintenance jobs described in this chapter.

  • Page 72: Checking The Spark Plug

    Periodic maintenance and adjustment To install the panel EAU67161 Checking the spark plug 1. Place the panel in the original po- The spark plug is an important engine sition, and then install the screws, component, which is easy to check. quick fastener screws and bolts.
  • Page 73 0.8–0.9 mm (0.031–0.035 in) ating improperly. Do not attempt to positioned as shown in the illustration diagnose such problems yourself. In- and the spark plug lead does not con- stead, have a Yamaha dealer check tact any surrounding parts. the vehicle. 10-9...

  • Page 74: Engine Oil And Oil Strainer

    Periodic maintenance and adjustment EAU66994 Engine oil and oil strainer The engine oil should be between the The engine oil level should be checked tip of the dipstick and the maximum before each ride. In addition, the oil level mark. must be changed and the oil strainer cleaned at the intervals specified in the periodic maintenance and lubrication...
  • Page 75 Periodic maintenance and adjustment To change the engine oil and clean 6. Install engine oil drain bolt A and its new gasket, and then tighten the oil strainer 1. Start the engine, warm it up for both drain bolts to their specified several minutes, and then turn it torques.

  • Page 76: Why Yamalube

    EAU67822 Why Yamalube Final transmission oil for several minutes while checking YAMALUBE oil is a Genuine YAMAHA The final transmission case must be it for oil leakage. If oil is leaking, Part born of the engineers’ passion checked for oil leakage before each...
  • Page 77 Periodic maintenance and adjustment 6. Install the final transmission oil 8. Install the final transmission oil fill- drain bolt and its new gasket, and er cap and its new O-ring, and then tighten the bolt to the speci- then tighten the oil filler cap. fied torque.

  • Page 78: Coolant

    Periodic maintenance and adjustment EAU20071 Coolant The coolant level should be checked before each ride. In addition, the cool- ant must be changed at the intervals specified in the periodic maintenance and lubrication chart. EAUN2930 To check the coolant level 1.

  • Page 79: Air Filter And V-Belt Case Air Filter Elements

    EAU33032 EAU67174 Changing the coolant Air filter and V-belt case air fil- Yamaha dealer check the anti- The coolant must be changed at the in- ter elements freeze content of the coolant as tervals specified in the periodic main-...
  • Page 80 Periodic maintenance and adjustment  The air filter element should be 1. Check the hose on the rear side of 3. Pull the air filter element out. the air filter case for accumulated replaced more frequently if you dirt or water. often ride in the rain or dusty ar- 2.
  • Page 81  Check the air filter element for ex- cessive dirt or damage and re- place it if necessary. Recommended oil: Yamaha foam air filter oil or other 1. V-belt case air filter element quality foam air filter oil 5. Insert the element into the V-belt 1.

  • Page 82: Checking The Throttle Grip Free Play

    3.0–5.0 mm (0.12–0.20 in) proper tire pressure may cause se- Periodically check the throttle grip free vere injury or death from loss of play and, if necessary, have a Yamaha control.  The tire air pressure must be dealer adjust it.
  • Page 83 When a tire tread begins to show crosswise lines, Cold tire air pressure: 1 person: have a Yamaha dealer replace Front: the tire immediately. 200 kPa (2.00 kgf/cm2, 29 psi)  The replacement of all wheel...

  • Page 84: Cast Wheels

    Front tire:  The wheel should be balanced brake lever end. If there is free play, Size: whenever either the tire or wheel have a Yamaha dealer inspect the 110/80-14M/C 53P has been changed or replaced. An brake system. Manufacturer/model:...

  • Page 85: Adjusting The Rear Brake Lever Free Play

    1. Rear brake lever free play adjusting nut EWA10651 WARNING If proper adjustment cannot be ob- tained as described, have a Yamaha 1. Rear brake lever free play dealer make this adjustment. Rear brake lever free play: 10.0–20.0 mm (0.39–0.79 in)

  • Page 86: Checking The Front Brake Pads And Rear Brake Shoes

     When checking the fluid level, the wear indicator grooves. If a brake the wear limit line, have a Yamaha make sure that the top of the mas- pad has worn to the point that the wear...

  • Page 87: Changing The Brake Fluid

    The V-belt must be checked and re- ber seals may deteriorate, causing brake fluid every 2 years. In addition, placed by a Yamaha dealer at the inter- leakage and poor braking perfor- have the seals of the master cylinders vals...

  • Page 88: Checking And Lubricating The Cables

    Yamaha dealer at the intervals cated if necessary. If a cable is specified in the periodic maintenance damaged or does not move smoothly, chart.

  • Page 89: Checking And Lubricating The Centerstand And Sidestand

    EWA10742 WARNING If the centerstand or sidestand does not move up and down smoothly, have a Yamaha dealer check or re- pair it. Otherwise, the centerstand or sidestand could contact the ground and distract the operator, resulting in a possible loss of control.

  • Page 90: Checking The Front Fork

    2. Hold the lower ends of the front fork does not operate smoothly, tion. WARNING! To avoid injury, fork legs and try to move them for- have a Yamaha dealer check or re- securely support the vehicle so ward and backward. If any free pair it.

  • Page 91: Checking The Wheel Bearings

    EWA10761 WARNING To charge the battery  Electrolyte is poisonous and Have a Yamaha dealer charge the bat- dangerous since it contains sul- tery as soon as possible if it seems to furic acid, which causes severe have discharged. Keep in mind that the...

  • Page 92: Replacing The Fuses

    Periodic maintenance and adjustment battery tends to discharge more quick- nect the positive lead before EAU66797 Replacing the fuses ly if the vehicle is equipped with op- connecting the negative lead. The fuse boxes, which contain the fus- tional electrical accessories. [ECA16842] es for the individual circuits, are locat- ECA16522...
  • Page 93 Periodic maintenance and adjustment GDR155-A GDR155 8 9 10 1 23 4 5 6 1. Battery cover 1. Fuel injection system fuse 1. Signaling system fuse 2. Screw 2. Backup fuse 2. Spare fuse 4. Remove the blown fuse, and then 3.

  • Page 94: Vehicle Lights

    Main fuse: If the fuse immediately blows again, This model is equipped with LED lights 30.0 A have a Yamaha dealer check the elec- for headlights, auxiliary lights and Terminal fuse 1: trical system. brake/tail light. If a light does not come 5.0 A...

  • Page 95: Replacing A Front Turn Signal Light Bulb

    Periodic maintenance and adjustment EAU43054 EAUU1121 Replacing a front turn signal Replacing a rear turn signal light bulb light bulb 1. Place the vehicle on the center- 1. Remove the rear turn signal lens stand. by removing the screw. 2. Remove the turn signal light bulb socket (together with the bulb) by turning it counterclockwise.

  • Page 96: Replacing The License Plate Light Bulb

    Periodic maintenance and adjustment 3. Insert a new bulb into the socket EAUM3510 Replacing the license plate by pushing it in. light bulb ECAU0081 NOTICE 1. Remove the license plate light unit by removing the screw. If a turn signal light bulb of different wattage than recommended is used, the turn signal light flashing may be affected.

  • Page 97: Troubleshooting

    However, should your vehicle re- If a problem occurs, check the follow-  Is the smart key battery dis- quire any repair, take it to a Yamaha ing before taking the vehicle to a dealer, whose skilled technicians have charged? (See page 4-6.)
  • Page 98 Yamaha dealer check the vehi- engine trouble warning light is on. cle as soon as possible. If the Stop and Start System indicator...

  • Page 99: Troubleshooting Chart

    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.
  • Page 100 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.

  • Page 101: Emergency Mode (Gdr155-A)

    Periodic maintenance and adjustment For example, if the identification EAU76561 Emergency mode (GDR155-A) number is 123456: When the smart key is lost or dam- Push and hold the knob. aged, or its battery has discharged, the  vehicle can still be turned on and the The smart key system indicator engine started.
  • Page 102 Periodic maintenance and adjustment  The identification number is not Release the knob after the smart key system indicator light flashes entered correctly. twice. 5. While the smart key system indi-  cator light is on, push the knob The second digit has been set as once more to complete emergen- “2”.

  • Page 103: Scooter Care And Storage

    Be performance and extend the useful life those available in coin-operated of many components. Washing, clean- sure to consult a Yamaha dealer for car washers. ing, and polishing will also give you a advice on what products to use be- ...
  • Page 104 Scooter care and storage 2. Make sure all caps, covers, elec- 2. Wash the vehicle with a quality au- After washing trical couplers and connectors are 1. Dry the vehicle with a chamois or tomotive-type detergent mixed tightly installed. with cool water and a soft, clean absorbent towel, preferably mi- 3.

  • Page 105: Storage

    Scooter care and storage  Make sure there is no lubricant 6. Touch up minor paint damage EAU83472 Storage caused by stones, etc. or wax on the brakes or tires. Always store the vehicle in a cool, dry  If necessary, wash the tires with 7.
  • Page 106 Scooter care and storage 1. Make all necessary repairs and b. Pour a teaspoonful of engine wheels a little once a month in or- perform any outstanding mainte- oil into the spark plug bore. der to prevent the tires from be- nance.

  • Page 107: Specifications

    Specifications Dimensions: Engine oil: Fuel injection: Overall length: Recommended brand: Throttle body: 1980 mm (78.0 in) ID mark: Overall width: B651 700 mm (27.6 in) Front tire: Overall height: Type: 1150 mm (45.3 in) Tubeless SAE viscosity grades: Seat height: Size: 10W-40 790 mm (31.1 in)
  • Page 108 Specifications Rear suspension: Type: Unit swing Electrical system: System voltage: 12 V Battery: Model: YTZ6V (GDR155) YTZ7V (GDR155-A) Voltage, capacity: 12 V, 5.0 Ah (10 HR) (GDR155) 12 V, 6.0 Ah (10 HR) (GDR155-A) Bulb wattage: Headlight: Brake/tail light: Front turn signal light: 10.0 W Rear turn signal light: 10.0 W...

  • Page 109: Consumer Information

    Record the vehicle identification num- ber and the engine serial number in the spaces provided below for assistance when ordering spare parts from a Yamaha dealer or for reference in case the vehicle is stolen. VEHICLE IDENTIFICATION NUMBER: 1. Vehicle identification number 1.

  • Page 110: Vehicle Data Recording

    Yamaha will not disclose this data to a third party except in the following cas- es. In addition, Yamaha may provide vehicle data to a contractor in order to outsource services related to the han- dling of vehicle data.

  • Page 111: Index

    Index Engine overheating ......10-36 Main switch/steering lock....... 7-1 Engine serial number ......13-1 Maintenance and lubrication, ABS (for ABS models) ......7-13 Engine trouble warning light ....7-3 periodic..........10-3 ABS warning light ........7-3 Maintenance, Acceleration and deceleration....9-3 emission control system.....
  • Page 112 Wheel bearings, checking ....10-27 Speedometer ..........7-6 Wheels..........10-20 Starting off ..........9-3 Starting the engine........9-2 Yamaha Motorcycle Connect icon ..7-5 Start switch...........7-12 Yamalube ........... 10-12 Steering, checking ......10-26 Stop and Start System ......5-1 Stop and Start System indicator light..7-4 Stop and Start System operation ...5-1...
  • Page 114 PRINTED IN THAILAND 2020.11 (E)

This manual is also suitable for:

Aerox gdr155-a

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