Yamaha YJ125T Owner's Manual
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Yamaha YJ125T Owner's Manual

Yamaha YJ125T Owner's Manual

Yamaha scooter owner's manual
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OWNER'S MANUAL
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YJ125T
LIT-11626-18-39
5YR-F8199-11

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Summary of Contents for Yamaha YJ125T

  • Page 1 OWNER’S MANUAL YJ125T LIT-11626-18-39 5YR-F8199-11...
  • Page 2 EAU10041...
  • Page 3 Yamaha dealer. The design and manufacture of this Yamaha scooter fully comply with the emissions standards for clean air applicable at the date of manufacture. Yamaha has met these standards without reducing the performance or economy of operation of the scooter.
  • Page 4 8 This manual should be considered a permanent part of this scooter and should remain with it even if the scooter is subsequently sold. 8 Yamaha continually seeks advancements in product design and quality. Therefore, while this manual contains the most current product information available at the time of printing, there may be minor discrepancies between your scooter and this manual.
  • Page 5 IMPORTANT MANUAL INFORMATION AFFIX DEALER LABEL HERE VINO125 OWNER’S MANUAL ©2004 by Yamaha Motor Taiwan Co., Ltd. 1st edition, June2004 All rights reserved. Any reprinting or unauthorized use without the written permission of Yamaha Motor Taiwan Co., Ltd. is expressly prohibited.

  • Page 6: Table Of Contents

    TABLE OF CONTENTS SAFETY INFORMATION ... 1-1 Further safe-riding points ... 1-5 Location of important labels .. 1-6 DESCRIPTION ... 2-1 Left view ... 2-1 Right view ... 2-2 Controls and instruments ... 2-3 INSTRUMENT AND CONTROL FUNCTIONS... 3-1 Main switch/steering lock ... 3-1 Indicator lights ...
  • Page 7 SPECIFICATIONS ... 8-1 CONSUMER INFORMATION 9-1 Identification numbers ... 9-1 Reporting safety defects ... 9-3 Motorcycle noise regulation .. 9-4 YAMAHA MOTOR CORPORA- TION, U.S.A STREET AND ENDURO MOTORCYCLE LIMITED WARRANTY ... 9-5 YAMAHA EXTENDED SER- VICE (Y.E.S.) ... 9-7...

  • Page 8: Safety Information

    Q SAFETY INFORMATION Q SAFETY INFORMATION SCOOTERS ARE SINGLE TRACK VE- HICLES. THEIR SAFE USE AND OP- ERATION ARE DEPENDENT UPON THE USE OF PROPER RIDING TECH- NIQUES AS WELL AS THE EXPER- TISE OF THE OPERATOR. EVERY OP- ERATOR SHOULD KNOW THE FOL- LOWING REQUIREMENTS BEFORE RIDING THIS SCOOTER.
  • Page 9 Q SAFETY INFORMATION Modifications Modifications made to this scooter not approved by Yamaha, or the removal of original equipment, may render the scooter unsafe for use and may cause severe personal injury. Modifications may also make your scooter illegal to use.
  • Page 10 Accessories Genuine Yamaha accessories have been specifically designed for use on this scooter. Since Yamaha cannot test all other accessories that may be avail- able, you must personally be responsible for the proper selection, installation and use of non-Yamaha accessories. Use extreme caution when selecting and in- stalling any accessories.
  • Page 11 tric failure could result, which could cause a dangerous loss of lights or engine power. Gasoline and exhaust gas 8 GASOLINE IS HIGHLY FLAM- MABLE: 9 Always turn the engine off when refueling. 9 Take care not to spill any gasoline on the engine or exhaust system when refueling.

  • Page 12: Further Safe-Riding Points

    Q SAFETY INFORMATION Further safe-riding points ZAUM00** Turn left ZAUM00** Turn right 8 Make sure to signal clearly when making turns. 8 Braking can be extremely difficult EAU10350 on a wet road. Avoid hard braking, because the scooter could slide. Apply the brakes slowly when stop- ping on a wet surface.

  • Page 13: Location Of Important Labels

    Location of important labels Please read the following important labels carefully before operating this vehicle. Q SAFETY INFORMATION EAU10381...
  • Page 14 Q SAFETY INFORMATION...

  • Page 15: Description

    Left view 1. Front wheel (page 6-19) 2. Front turn signal light (page 3-2) 3. Luggage hook (page 3-8) 4. Helmet holder (page 3-6) 5. Storage compartment (page 3-7) 6. Rear turn signal light (page 3-2) 7. Rear wheel (page 6-19) 8.

  • Page 16: Right View

    DESCRIPTION Right view 12 13 14 12.Tail/brake light (page6-11) 13.Carrier (page3-8) 14.Fuel tank cap (page 3-4) 15.Seat (page 3-6) 16.Brake master cylinder (page 6-13) 17.Headlight (page 6-16) 18.Front brake caliper (page 6-12) 19.Spark plug (page 6-7) 20.Centerstand (page 6-15) 21.Muffler (page 3-5) EAU10420...

  • Page 17: Controls And Instruments

    Controls and instruments 22.Rear brake lever (page 3-4) 23.Left handlebar switches (page 3-2) 24.Speedometer unit (page 3-3) 25.Right handlebar switches (page 3-2) 26.Front brake lever (page 3-3) 27.Throttle grip (page 6-19) 28.Main switch / steering lock (page 3-1) 29.Fuel gauge (page 3-3) DESCRIPTION EAU10430...

  • Page 18: Instrument And Control Functions

    INSTRUMENT AND CONTROL FUNCTIONS INSTRUMENT AND CONTROL FUNCTIONS Main switch/steering lock ZAUM00** The main switch/steering lock controls the ignition and lighting systems, and is used to lock the steering. The various positions are described below. ZAUM00** 1. Push EAU10460 ZAUM00** 1.

  • Page 19: Instrument And Control Functions

    EAU10980 Indicator lights EAU11020 5 ” Turn signal indicator light “5 This indicator light flashes when the turn signal switch is pushed to the left or right. ZAUM00** 1. High beam indicator light ”&” 2. Turn indicator light “5” EAU11080 &...

  • Page 20: Speedometer Unit

    INSTRUMENT AND CONTROL FUNCTIONS Speedometer unit ZAUM00** 1. Speedometer The speedometer unit is equipped with a speedometer and an odometer. The speedometer shows riding speed. The odometer shows the total distance trav- eled. EAU11620 Fuel gauge ZAUM00** 1. Fuel gauge The fuel gauge indicates the amount of fuel in the fuel tank.

  • Page 21: Rear Brake Lever

    REGULAR UNLEADED GASO- LINE ONLY Fuel tank capacity: 4.5 L (1.18 US gal) (0.98 Imp.gal) Your Yamaha engine has been designed to use regular unleaded gasoline with a pump octane number [(R+M)/2] of 86 or higher, or a research octane number of 91 or higher.

  • Page 22: Fuel

    INSTRUMENT AND CONTROL FUNCTIONS NOTE: 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. Make sure that the fuel tank cap is properly installed before riding.

  • Page 23: Kickstarter

    EAU13680 Kickstarter ZAUM00** 1. Kickstarter To star t the engine, fold out the kickstarter lever, move it down lightly with your foot until the gears engage, and then push it down smoothly but forcefully. INSTRUMENT AND CONTROL FUNCTIONS EAU13931 Seat OPEN ZAUM00** To open the seat...

  • Page 24: Storage Compartment

    INSTRUMENT AND CONTROL FUNCTIONS Never ride with a helmet attached to the helmet holder, since the helmet may hit objects, causing loss of con- trol and possibly an accident. To release the helmet from the hel- met holder Open the seat, remove the helmet from the helmet holder, and then close the seat.

  • Page 25: Luggage Hook

    Yamaha’s ignition circuit cut-off sys- tem has been designed to assist the operator in fulfilling the responsibil- ity of raising the sidestand before...

  • Page 26: Ignition Circuit Cut-Off System

    INSTRUMENT AND CONTROL FUNCTIONS tem regularly as described below and have a Yamaha dealer repair it if it does not function properly. EAU15371 Ignition circuit cut-off system The ignition circuit cut-off system (com- prising the sidestand switch and brake light switches) has the following func- tions.
  • Page 27 This check is most reliable if performed with a warmed- up engine. The sidestand switch may be defective. The scooter should not be ridden until checked by a Yamaha dealer. The brake switch may be defective. The scooter should not be ridden until checked by a Yamaha dealer.

  • Page 28: Pre-Operation Checks

    PRE-OPERATION CHECKS PRE-OPERATION CHECKS The condition of a vehicle is the owner’s responsibility. Vital components can start to deteriorate quickly and unexpectedly, even if the vehicle remains unused (for example, as a result of exposure to the elements). Any damage, fluid leakage or loss of tire air pressure could have serious consequences.

  • Page 29: Pre-Operation Check List

    • Make sure that operation is smooth. • Check cable free play. Throttle grip • 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 30 Instruments, lights, signals • Check operation. and switches • Correct if necessary. Engine stop switch • Check operation. • Check operation of ignition circuit cut-off system. Sidestand switch • If system is defective, have Yamaha dealer check vehicle. CHECKS PAGE 3-10...

  • Page 31: Operation And Important Riding Points

    8 8 8 8 8 Become thoroughly familiar with all operating controls and their functions before riding. Consult a Yamaha dealer regarding any control or function that you do not thoroughly understand. 8 8 8 8 8 Never start the engine or operate it in a closed area for any length of time.

  • Page 32: Starting Off

    OPERATION AND IMPORTANT RIDING POINTS ZAUM00** 1. Start switch “,” ZAUM00** 2. Kickstarter EAU16770 Starting off ZAUM00** NOTE: Before starting off, allow the engine to warm up. 1. While pulling the rear brake lever with your left hand and holding the carrier with your right hand, push the scooter off the centerstand.

  • Page 33: Braking

    EAU16791 Braking ZAUM00** 1. Rear 2. Front 1. Close the throttle completely. 2. Apply both front and rear brakes si- multaneously while gradually in- creasing the pressure. EWA10300 8 8 8 8 8 Avoid braking hard or suddenly (especially when leaning over to one side), otherwise the scooter may skid or overturn.

  • Page 34: Parking

    1000 km (600 mi) and beyond The vehicle can now be operated nor- mally. If any engine trouble should occur during the engine break-in period, immediately have a Yamaha dealer check the vehicle. EAU16990 Parking ECA11500 ECA10270 When parking, stop the engine, and then remove the key from the main switch.

  • Page 35: Periodic Maintenance And Minor Repair

    (if applicable). EWA10320 If you are not familiar with mainte- nance work, have a Yamaha dealer do it for you. EAU17300 PERIODIC MAINTENANCE PROPER PERIODIC MAINTENANCE OF YOUR MOTORCYCLE IS IMPOR- TANT IN ORDER TO ENJOY LONG, PLEASURABLE SERVICE.

  • Page 36: Periodic Maintenance Chart For The Emission Control System

    Air induction system • Replace any damaged. * Since these items require special tools, data and technical skills, have a Yamaha dealer perform the service. NOTE: From 10000 mi (16000 km) or 30 months, repeat the maintenance intervals starting from 2000 mi (4000 km) or 6 months.

  • Page 37: General Maintenance And Lubrication Chart

    General maintenance and lubrication chart ITEM • Clean. V-belt case air filter elements • Replace. • Check operation, fluid level and vehicle for fluid leakage. (See NOTE on page 6-5.) Front brake • Replace brake pads. • Check operation and adjust brake lever free play. Rear brake •...
  • Page 38 • Adjust headlight beam. * Since these items require special tools, data and technical skills, have a Yamaha dealer perform the service. NOTE: From 12000 mi (18000 km) or 36 months, repeat the maintenance intervals starting from 4000 mi (7000 km) or 12 months.
  • Page 39 NOTE: 8 The air filter needs more frequent service if you are riding in unusually wet or dusty areas. 8 Hydraulic brake system 9 When disassembling the master cylinder or caliper cylinder, always replace the brake fluid. Check the brake fluid level regularly and fill as required.

  • Page 40: Removing And Installing Panels

    PERIODIC MAINTENANCE AND MINOR REPAIR Removing and installing pan- ZAUM00** 1. Panel A 2. Panel B The panels shown above need to be re- moved to perform some of the mainte- nance jobs described in this chapter. Refer to this section each time a panel needs to be removed and installed.

  • Page 41: Checking The Spark Plug

    Do not attempt to diagnose such problems yourself. Instead, have a Yamaha dealer check the vehicle. 2. Check the spark plug for electrode erosion and excessive carbon or other deposits, and replace it if nec- essary.

  • Page 42: Air Filter And V-Belt Case Air Filter Elements

    PERIODIC MAINTENANCE AND MINOR REPAIR NOTE: If a torque wrench is not available when installing a spark plug, a good estimate of the correct torque is 1/4~1/2 turn past finger tight. However, the spark plug should be tightened to the specified torque as soon as possible.
  • Page 43 ZAUM00** 1. Compressed air ECA10480 8 8 8 8 8 Make sure that the air filter ele- ment is properly seated in the air filter case. 8 8 8 8 8 The engine should never be op- erated without the air filter ele- ment installed, otherwise the piston(s) and/or cylinder(s) may become excessively worn.
  • Page 44 PERIODIC MAINTENANCE AND MINOR REPAIR NOTE: The air filter element should be wet but not dripping. Recommended oil: Engine oil 6. Insert the element into the air filter case. 7. Install the filter element holder by installing the screw. 8. Install the crankcase cover by in- stalling the screws.

  • Page 45: Replacing The Tail/Brake Light Bulb

    EAU24131 Replacing the tail/brake light bulb ZAUM00** 1. Light lens 2. Bulb 1. Remove the tail/brake light lens by removing the screws. 2. Remove the defective bulb by push- ing it in and turning it counterclock- wise. 3. Insert a new bulb into the socket, push it in, and then turn it clock- wise until it stops.

  • Page 46: Checking The Front Brake Pads And Rear Brake Shoes

    If a brake pad has worn to the point that the wear indicator almost touches the brake disc, have a Yamaha dealer replace the brake pads as a set. 6-12 EAU22410...

  • Page 47: Checking The Brake Fluid Level

    Yamaha dealer check the cause. EAU22720 Changing the brake fluid Have a Yamaha dealer change the brake fluid at the intervals specified in the NOTE after the periodic maintenance and lubrication chart. In addition, have the oil seals of the brake master cylin-...

  • Page 48: Checking And Lubricating The Cables

    If a cable is dam- aged or does not move smoothly, have a Yamaha dealer check or replace it. Recommended lubricant: Yamaha Chain and Cable Lube or engine oil SAE 10W-30 (API SE)

  • Page 49: Checking And Lubricating The Centerstand And Sidestand

    EWA10740 If the centerstand or sidestand does not move up and down smoothly, have a Yamaha dealer check or repair Recommended lubricant: Lithium-soap-based grease (all-pur- pose grease) PERIODIC MAINTENANCE AND MINOR REPAIR...

  • Page 50: Checking The Steering

    EAU23280 2. Hold the lower ends of the front fork legs and try to move them forward and backward. If any free play can be felt, have a Yamaha dealer check or repair the steering. EWA10750 6-16 EAU23780 Replacing the headlight bulb ZAUM00** 1.

  • Page 51: Final Transmission Oil

    Final transmission oil The final transmission case must be checked for oil leakage before each ride. If any leakage is found, have a Yamaha dealer check and repair the scooter. In addition, the final transmission oil must be changed as follows at the intervals specified in the periodic maintenance and lubrication chart.
  • Page 52 PERIODIC MAINTENANCE AND MINOR REPAIR ZAUM00** 1. Final transmission gear oil drain bolt 4. Remove the oil filler cap and drain bolt to drain the oil from the final transmission case. 5. Install the final transmission oil drain bolt, and then tighten it to the specified torque.

  • Page 53: Adjusting The Carburetor

    The carburetor is an important part of the engine and its emission control sys- tem, which requires very sophisticated adjustment. Therefore, carburetor adjust- ments should be left to Yamaha dealer, who has the necessary professional knowledge and experience. EAU21380 Adjusting the throttle cable...
  • Page 54 If a tire tread shows crosswise lines (minimum tread depth), if the tire has a nail or glass fragments in it, or if the sidewall is cracked, have a Yamaha dealer replace the tire immediately. Minimum tire tread depth (front and rear): 0.8 mm (0.03 in)

  • Page 55: Cast Wheels

    1. Free play The brake lever free play should mea- sure 2~5 mm (0.08~0.2 in) as shown. Periodically check the brake lever free play and, if necessary, have a Yamaha dealer adjust it. EWA10640 An incorrect brake lever free play in- dicates a hazardous condition in the brake system.

  • Page 56: Battery

    (a). To decrease the brake lever free play, turn the adjusting nut in direction (b). If proper adjustment cannot be ob- tained as described, have a Yamaha dealer make this adjustment. Battery EWA10650 ZAUM00** 1.

  • Page 57: Replacing The Fuse

    Remove panel B to access the battery. (See page 6-6.) To charge the battery Have a Yamaha dealer charge the bat- tery as soon as possible if it seems to have discharged. Keep in mind that the battery tends to discharge more quickly if the vehicle is equipped with optional electrical accessories.

  • Page 58: Engine Oil And Oil Strainer

    3. Turn the key to “ON” and turn on the electrical circuits to check if the devices operate. 4. If the fuse immediately blows again, have a Yamaha dealer check the electrical system. ECA10640 Engine oil and oil strainer ZAUM00** 1.
  • Page 59 To change the engine oil and clean the oil strainer ZAUM00** 1. Oil filler cap 1. Start the engine, warm it up for sev- eral minutes, and then turn it off. 2. Place an oil pan under the engine to collect the used oil. 3.

  • Page 60: Troubleshooting

    However, should your scooter require any repair, take it to a Yamaha dealer, whose skilled technicians have the necessary tools, experience, and know-how to ser- vice the scooter properly.

  • Page 61: Troubleshooting Chart

    There is no compression. check the vehicle. Wipe off with a dry cloth and correct the spark plug gap, or replace the spark plug. Have a Yamaha dealer check the vehicle. The engine turns over The battery is good. quickly.

  • Page 62: Scooter Care And Storage

    SCOOTER CARE AND STORAGE SCOOTER CARE AND STORAGE Care While the open design of a scooter re- veals the attractiveness of the technol- ogy, it also makes it more vulnerable. Rust and corrosion can develop even if high-quality components are used. A rusty exhaust pipe may go unnoticed on a car, however, it detracts from the over- all appearance of a scooter.
  • Page 63 then rinse thoroughly with clean water. Use a toothbrush or bottlebrush for hard- to-reach areas. Stubborn dirt and insects will come off more easily if the area is covered with a wet cloth for a few min- utes before cleaning. After riding in the rain, near the sea or on salt-sprayed roads Since sea salt or salt sprayed on the...

  • Page 64: Storage

    SCOOTER CARE AND STORAGE NOTE: Consult a Yamaha dealer for advice on what products to use. EAU26300 Storage Short-term Always store your scooter in a cool, dry place and, if necessary, protect it against dust with a porous cover. ECA10820...
  • Page 65 EWA10950 To prevent damage or injury from sparking, make sure to ground the spark plug electrodes while turning the engine over. 5. Lubricate all control cables and the pivoting points of all levers and pedals as well as of the sidestand/ centerstand.

  • Page 66: Specifications

    SPECIFICATIONS SPECIFICATIONS Dimensions: Overall length: 1,755 mm (69.1 in) Overall width: 699 mm (27.5 in) Overall height: 1,063 mm (41.8 in) Seat height: 759 mm (29.8 in) Wheel base: 1,230 mm (48.4 in) Ground clearance: 95 mm (3.8 in) Minimum turning radius: 1,800 mm (72 in) Weight: with oil and full fuel tank:...
  • Page 67 Front tire Type Tubeless Size 3.50-10 51J Manufacturer Cheng shin Rear tire Type Tubeless Size 3.50-10 51J Manufacturer Cheng shin Maximum load* 144 kg (317 lb) Tire air pressure(Cold tire) Up to 90 kg (198 lb) load* Front 150 kPa(1.50 kg / cm , 22 psi) Rear 200 kPa(2.00 kg / cm...

  • Page 68: Consumer Information

    Record the key identification number, vehicle identification number and model label information in the spaces provided below for assistance when ordering spare parts from a Yamaha dealer or for reference in case the vehicle is stolen. KEY IDENTIFICATION NUMBER: VEHICLE IDENTIFICATION NUMBER:...
  • Page 69 ZAUM00** 1. Model label The model label is affixed to the loca- tion shown. Record the information on this label in the space provided. This information will be needed when order- ing spare parts from a Yamaha dealer. CONSUMER INFORMATION...

  • Page 70: Reporting Safety Defects

    If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immedi- ately inform the National Highway Traffic Safety Administration (NHTSA) in addition to notifying Yamaha Motor Corporation, U.S.A. If NHTSA receives similar complaints, it may open an investigation, and if it finds that a safety defect exists in a group of vehicles, it may order a recall and remedy campaign.

  • Page 71: Motorcycle Noise Regulation

    Motorcycle noise regulation TAMPERING WITH NOISE CONTROL SYSTEM PROHIBITED: Federal law prohibits the following acts or the causing thereof: (1) The removal or rendering inoperative by any person other than for purposes of maintenance, repair, or replacement of any device or element of design incorporated into any new vehicle for the purpose of noise control prior to its sale or delivery to the ultimate purchaser or while it is in use or (2) the use of the vehicle after such device or element of design has been removed or rendered inoperative by any person.

  • Page 72: Yamaha Motor Corporation, U.s.a. Street And Enduro Motorcycle Limited Warranty

    CONSUMER INFORMATION YAMAHA MOTOR CORPORATION, U.S.A. STREET AND ENDURO MOTORCYCLE LIMITED WARRANTY EAU26661...
  • Page 73 CONSUMER INFORMATION...

  • Page 74: Yamaha Extended Service (Y.e.s.)

    CONSUMER INFORMATION YAMAHA EXTENDED SERVICE (Y.E.S.) EAU26750...
  • Page 75 CONSUMER INFORMATION...
  • Page 76 YAMAHA MOTOR TAIWAN CO., LTD PRINTED IN TAIWAN 2004.06-0.8 1 !

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Vino125

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