Page 2
Yamaha a rep- utation for dependability. Please take the time to read this manual thoroughly, so as to enjoy all advantages of your TDR125. The owner’s manual does not only instruct you in how to operate, inspect and maintain your motor- cycle, but also in how to safeguard yourself and others from trouble and injury.
8 This manual should be considered a permanent part of this motorcycle and should remain with it even if the motorcycle 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 motorcycle and this manual.
Page 4
IMPORTANT MANUAL INFORMATION EW000002 PLEASE READ THIS MANUAL CAREFULLY AND COMPLETELY BEFORE OPERATING THIS MOTORCYCLE.
EAU00009 TABLE OF CONTENTS GIVE SAFETY THE RIGHT OF WAY ....1-1 Helmet holder ..........3-13 Adjusting the shock absorber assembly ..3-13 DESCRIPTION ............2-1 YEIS handling precautions ......3-14 Left view ............2-1 YPVS ..............3-14 Right view ............2-2 Sidestand............3-15 Controls and instruments........2-3 Ignition circuit cut-off system ......3-16 INSTRUMENT AND CONTROL FUNCTIONS ..3-1 PRE-OPERATION CHECKS.......4-1 Main switch/steering lock........3-1...
Page 7
TABLE OF CONTENTS Transmission oil..........6-8 Lubricating the rear suspension .....6-30 Coolant ............6-10 Checking the front fork ........6-30 Cleaning the air filter element......6-13 Checking the steering........6-31 Adjusting the carburetor .........6-15 Checking the wheel bearings ......6-32 Adjusting the engine idling speed....6-16 Battery ............6-32 Adjusting the throttle cable free play ....6-17 Replacing the fuse..........6-33 Tires..............6-17...
EAU00021 GIVE SAFETY THE RIGHT OF WAY Motorcycles are fascinating vehicles, which can give you an unsurpassed feeling of power and free- dom. However, they also impose certain limits, which you must accept; even the best motorcycle does not ignore the laws of physics. Regular care and maintenance are essential for preserving value and operating condition of your motorcycle.
EAU00027 INSTRUMENT AND CONTROL FUNCTIONS EW000016 Never turn the key to “OFF” or “LOCK” while the motorcycle is moving, otherwise the electrical systems will be switched off, LOCK which may result in loss of control PARKING or an accident. Make sure that the motorcycle is stopped before turn- a.
This indicator light comes on when 1 00 while pushing the start switch, 5 6 7 8 1 20 the high beam of the headlight is have a Yamaha dealer check the 1 40 switched on. electrical circuit. 1 80 1000r/min...
INSTRUMENT AND CONTROL FUNCTIONS NOTE: Only for the German model equipped 1 00 with a speed limiter: 5 6 7 8 1 20 0 0 0 The speed limiter prevents the motor- 1 40 cycle from exceeding a riding speed 1 80 of 80 km/h.
INSTRUMENT AND CONTROL FUNCTIONS EAU00127 Turn signal switch To signal a right-hand turn, push this switch to “6”. To signal a left-hand turn, push this switch to “4”. When released, the switch returns to the center position. To cancel the turn 1 00 signal lights, push the switch in after 1 20...
Page 16
INSTRUMENT AND CONTROL FUNCTIONS EAU00136 Headlight variations 3 : High beam light on , 2 : Low beam light on : Auxiliary light on Bulb to be used Left Right Destination France Sweden Portugal Spain & Halogen Greece Belgium Germany 60/55W 60/55W bulb...
INSTRUMENT AND CONTROL FUNCTIONS 1. Engine stop switch 1. Clutch lever 1. Shift pedal 2. Start switch “,” N. Neutral EAU00152 EAU00157 Clutch lever EAU00138 Shift pedal Engine stop switch The clutch lever is located at the left The shift pedal is located on the left Set this switch to “$”...
INSTRUMENT AND CONTROL FUNCTIONS 1. Brake lever 1. Brake pedal 1. Fuel tank cap lock cover a. Open. EAU00158 EAU00162 b. Unlock. Brake lever Brake pedal EAU02935 The brake lever is located at the right The brake pedal is on the right side Fuel tank cap handlebar grip.
INSTRUMENT AND CONTROL FUNCTIONS NOTE: The fuel tank cap cannot be closed unless the key is in the lock. In addi- tion, the key cannot be removed if the cap is not properly closed and locked. EWA00025 1. Filler tube 1.
Page 20
INSTRUMENT AND CONTROL FUNCTIONS EW000130 EAU00191 EAU01084 Catalytic converter Recommended fuel: (for Switzerland and Austria) 8 Do not overfill the fuel tank, Regular unleaded gasoline This motorcycle is equipped with a otherwise overflow with a research octane catalytic converter in the exhaust when the fuel warms up and number of 91 or higher chamber.
INSTRUMENT AND CONTROL FUNCTIONS EC000114 Recommended oil: Yamalube 2 or equivalent The following precautions must be 2-stroke engine oil (JASO observed to prevent a fire hazard grade “FC”, or ISO grades or other damages. “EG-C” or “EG-D”) 8 Use only unleaded gasoline. Oil quantity: The use of leaded gasoline will 1.2 L...
INSTRUMENT AND CONTROL FUNCTIONS OFF: closed position ON: normal position RES: reserve position 1. Arrow mark positioned over “OFF” 1. Arrow mark positioned over “ON” 1. Arrow mark positioned over “RES” EAU03050 Fuel cock With the lever in this position, fuel This indicates reserve.
INSTRUMENT AND CONTROL FUNCTIONS 1. Starter (choke) lever “1” a. Unlock. 1. Projection 2. Seat holder EAU02976 EAU01619 Starter (choke) lever “1” Seat To install the seat 1. Insert the projection on the front Starting a cold engine requires a rich- To remove the seat of the seat into the seat holder er air-fuel mixture, which is supplied...
INSTRUMENT AND CONTROL FUNCTIONS EAU00295 Adjusting the shock absorber assembly This shock absorber assembly is equipped with spring preload adjusting ring. EC000015 Never attempt to turn an adjusting mechanism beyond the maximum a. Open. 1. Spring preload adjusting ring or minimum settings. EAU00260 Adjust the spring preload as follows.
8 Do not tamper with or attempt Improper installation of or damage to Standard to open the gas cylinder. any part of the YEIS (Yamaha Maximum (hard) 8 Do not subject the shock Energy Induction System) will result absorber to an open flame or in poor performance.
Yamaha dealer, who has the neces- sary professional knowledge and experience, make this adjustment. EC000023 The YPVS has been set and exten- sively tested at the Yamaha facto- ry.
8 It cuts the running engine when regularly as described below and the transmission is in gear and have a Yamaha dealer repair it if it the sidestand is moved down. does not function properly. Periodically check the operation of the ignition circuit cut-off system according to the following procedure.
Page 28
5. Push the start switch. Does the engine start? The neutral switch may be defective. The motorcycle should not be ridden until checked by a Yamaha dealer. With the engine still running: 6. Move the sidestand up. 7. Keep the clutch lever pulled.
• If necessary, add recommended coolant to specified level. 6-10–6-13 • Check cooling system for leakage. • Check operation. • If soft or spongy, have Yamaha dealer bleed hydraulic system. • Check lever free play. Front brake • Adjust if necessary.
Page 30
PRE-OPERATION CHECKS ITEM CHECKS PAGE • Check operation. • If soft or spongy, have Yamaha dealer bleed hydraulic system. Rear brake • Check fluid level in reservoir. 3-7, 6-22–6-24 • If necessary, add recommended brake fluid to specified level. • Check hydraulic system for leakage.
Page 31
• Check operation of ignition circuit cut-off system. Sidestand switch 3-15–3-17 • If system is defective, have Yamaha dealer check vehicle. NOTE: Pre-operation checks should be made each time the motorcycle is used. Such an inspection can be accomplished in a very short time;...
8 The transmission is in gear with tion that you do not thorough- Yamaha dealer check the electrical the clutch lever pulled and the ly understand. circuit. sidestand up.
OPERATION AND IMPORTANT RIDING POINTS EC000048 EAU02937 Recommended shift points (for Switzerland only) 8 Even with the transmission in The recommended shift points during the neutral position, do not acceleration are shown in the table coast for long periods of time below.
OPERATION AND IMPORTANT RIDING POINTS EAU00424 EAU00436 EAU00453 Tips for reducing fuel Engine break-in 0–500 km consumption 8 Avoid prolonged operation above There is never a more important peri- Fuel consumption depends largely on od in the life of your engine than the 6,000 r/min.
Yamaha dealer check the vehi- ans or children are not likely cle. to touch them. 8 Do not park on a slope or on soft ground, otherwise the motorcycle may overturn.
If you do not have the tools or experi- Periodic inspection, adjustment and ence required for a particular job, lubrication will keep your vehicle in have a Yamaha dealer perform it for the safest and most efficient condi- you. tion possible. The most important...
8 The annual checks must be performed every year, except if a kilometer-based maintenance is performed instead. 8 From 30,000 km, repeat the maintenance intervals starting from 6,000 km. 8 Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technical skills.
Page 39
PERIODIC MAINTENANCE AND MINOR REPAIR ODOMETER READING ( 1,000 km) ANNUAL ITEM CHECK OR MAINTENANCE JOB CHECK • Check tread depth and for damage. • Replace if necessary. Tires • Check air pressure. • Correct if necessary. Wheel bearings • Check bearing for looseness or damage. •...
Page 40
PERIODIC MAINTENANCE AND MINOR REPAIR ODOMETER READING ( 1,000 km) ANNUAL ITEM CHECK OR MAINTENANCE JOB CHECK • Check operation. Autolube pump • Bleed if necessary. • Check. Transmission oil • Change. • Check coolant level and vehicle for coolant leakage. Cooling system •...
PERIODIC MAINTENANCE AND MINOR REPAIR 1. Cowling A 1. Cowling B 1. Panel A EAU03624 Removing and installing cowlings and panel The cowlings and panel shown above need to be removed to perform some of the maintenance jobs described in this chapter.
Page 42
PERIODIC MAINTENANCE AND MINOR REPAIR 1. Radiator cover 1. Screw ( 5) 1. Panel A 2. Screw ( 2) 2. Screw ( 2) 3. Remove the screws, and then EAU03745 EAU01691 pull the cowling off as shown. Cowlings A & B Panel A To remove one of the cowlings To remove the panel...
Instead, shown, with the spark plug The spark plug is an important have a Yamaha dealer check the wrench included in the owner’s engine component, which is easy to motorcycle. tool kit. check. Since heat and deposits will cause any spark plug to slowly erode, 2.
PERIODIC MAINTENANCE AND MINOR REPAIR EAU03751 Tightening torque: Transmission oil Spark plug: The transmission oil level should be 20 Nm (2.0 m0kg) checked before each ride. In addition, the transmission oil must be changed NOTE: at the intervals specified in the peri- If a torque wrench is not available odic maintenance and lubrication when installing a spark plug, a good...
Page 45
PERIODIC MAINTENANCE AND MINOR REPAIR 1. Check window 1. Oil filler cap 1. Transmission oil drain bolt 2. Minimum level mark To change the transmission oil 4. Install the transmission oil drain 3. Wait a few minutes until the oil 1.
PERIODIC MAINTENANCE AND MINOR REPAIR EAU03761 Recommended transmission oil: Coolant See page 8-1 To check the coolant level Oil quantity: 1. Place the motorcycle on a level Periodic oil change: surface and hold it in an upright 0.75 L position. Total amount (dry transmission): NOTE: 0.8 L...
Page 47
PERIODIC MAINTENANCE AND MINOR REPAIR EW000067 Never attempt to remove the radia- tor cap when the engine is hot. NOTE: If the engine overheats, see page 6-43 for further instructions. 1. Radiator cap 1. Coolant drain bolt EAU03746 5. Place a container under the To change the coolant engine collect...
Page 48
Tightening torque: 8 If water has been added to the Coolant drain bolt: coolant, have a Yamaha dealer 8 Nm (0.8 m0kg) check the antifreeze content of the coolant as soon as possi- 9. Install the reservoir tank hose.
PERIODIC MAINTENANCE AND MINOR REPAIR 14. Start the engine, and then check the vehicle for coolant leakage. If coolant leaking, have Yamaha dealer check the cool- ing system. 15. Install the cowling, radiator cover and seat. 1. Coolant reservoir tank cap 1. Bolt 2.
Page 50
PERIODIC MAINTENANCE AND MINOR REPAIR 4. Lift the front of the fuel tank to position the fuel tank away from the air filter case. (Do not discon- nect the fuel hoses!) EW000071 8 Make sure that the fuel tank is well supported.
8 Make sure that the air filter ele- carburetor adjustments should be left pinched. Replace any damaged ment is properly seated in the to a Yamaha dealer, who has the hoses. air filter case. necessary professional knowledge 8 The engine should never be experience.
If the specified idling speed cannot speed be obtained as described above, The engine idling speed must be have a Yamaha dealer make the checked and, if necessary, adjusted adjustment. as follows at the intervals specified in the periodic maintenance and lubrica- tion chart.
PERIODIC MAINTENANCE AND MINOR REPAIR EAU03804 Tires To maximize the performance, dura- bility, and safe operation of your motorcycle, note the following points regarding the specified tires. Tire air pressure The tire air pressure should be checked and, if necessary, adjusted a.
Page 54
8 Do not carry along loosely Yamaha dealer replace the tire imme- packed items, which can shift during a ride. diately.
Page 55
PERIODIC MAINTENANCE AND MINOR REPAIR EW000079 EAU00683 Tire information This motorcycle is equipped with cast 8 Have a Yamaha dealer replace 8 Have a Yamaha dealer replace wheels and tubeless tires. excessively worn tires. excessively worn tires. Be- EW000078 Besides being illegal, operat-...
If any damage found, have 1. Locknut (clutch lever) 1. Locknut (crankcase) 2. Adjusting bolt 2. Adjusting nut Yamaha dealer replace c. Free play 3. If the specified clutch lever free wheel. Do not attempt even the EAU00694 play...
1. Locknut hydraulic system. If there is air 2. Adjusting bolt in the hydraulic system, have c. Free play a Yamaha dealer bleed the EAU00696 Adjusting the brake lever system before operating the free play motorcycle. The brake lever free play should...
A soft or spongy feeling in the brake pedal can indicate the pres- ence of air in the hydraulic system. If there is air in the hydraulic sys- tem, have a Yamaha dealer bleed the system before operating the motorcycle. Air in the hydraulic 1. Footrest 1.
A low performance. the brake fluid level goes down brake fluid level may indicate worn suddenly, have a Yamaha dealer brake pads and/or brake system Recommended brake fluid: check the cause. leakage. If the brake level is low, be...
PERIODIC MAINTENANCE AND MINOR REPAIR EAU03073 EAU00744 Changing the brake fluid Drive chain slack Have a Yamaha dealer change the The drive chain slack should be brake fluid at the intervals specified in checked before each ride and adjust- the periodic maintenance and lubrica- ed if necessary.
PERIODIC MAINTENANCE AND MINOR REPAIR EAU03006 NOTE: Lubricating the drive chain Using the alignment marks on each The drive chain must be cleaned and side of the swingarm, make sure that lubricated at the intervals specified in both adjusting nuts are in the same the periodic maintenance and lubrica- position for proper wheel alignment.
Recommended lubricant: and the cable should be lubricated or Yamaha dealer at the intervals speci- Throttle cable: replaced if necessary. fied in the periodic maintenance and Engine oil lubrication chart.
Recommended lubricant: Recommended lubricant: EW000113 Lithium-soap-based grease Lithium-soap-based grease (all-purpose grease) (all-purpose grease) If the sidestand does not move up down smoothly, have Yamaha dealer check or repair it. 6-29...
PERIODIC MAINTENANCE AND MINOR REPAIR EAU00790 EAU02939 Recommended lubricant: Lubricating the rear Checking the front fork Lithium-soap-based grease suspension The condition and operation of the (all-purpose grease) The pivoting points of the rear sus- front fork must be checked as follows pension must be lubricated at the at the intervals specified in the peri- intervals specified in the periodic...
15 minutes and seek prompt in the wheel hub or if the wheel does to add distilled water. medical attention. not turn smoothly, have a Yamaha EC000101 8 Batteries produce explosive dealer check the wheel bearings. hydrogen gas. Therefore, keep...
PERIODIC MAINTENANCE AND MINOR REPAIR EC000102 To charge the battery Have a Yamaha dealer charge the 8 Always keep battery battery as soon as possible if it charged. Storing a discharged seems to have discharged. Keep in battery can cause permanent mind that the battery tends to dis- battery damage.
EAU01079 Replacing a headlight bulb 4. If the fuse immediately blows The removal procedure depends on again, have a Yamaha dealer This motorcycle is equipped with the type of bulb holder installed on check the electrical system. quartz bulb headlights. If a headlight your motorcycle.
PERIODIC MAINTENANCE AND MINOR REPAIR EAU01078 7. Have a Yamaha dealer adjust Replacing the tail/brake light the headlight beam if necessary. bulb 1. Remove the seat. (See page 3-12 for seat removal and instal- lation procedures.) 2. Remove panel A. (See page 6-6 for panel removal and installation procedures.)
PERIODIC MAINTENANCE AND MINOR REPAIR 1. Socket 1. Lens 1. Bulb 2. Screw 3. Remove the socket (together 2. Remove the defective bulb by EAU03497 Replacing a turn signal light with the bulb) by turning it coun- pushing it in and turning it coun- bulb terclockwise.
1. Stabilize the rear of the motorcy- cle by using a motorcycle stand 8 It is advisable to have a or, if an additional motorcycle Yamaha dealer service the stand is not available, by placing wheel. a jack under the frame in front of 8 Securely support the motorcy- the rear wheel.
Page 74
PERIODIC MAINTENANCE AND MINOR REPAIR 1. Pinch bolt 1. Speedometer gear unit 1. Retainer 2. Wheel axle EAU01394 3. Insert the wheel axle. 2. Loosen the front wheel axle To install the front wheel 4. Lower the front wheel so that it is pinch bolt, then the wheel axle.
4. Loosen the locknut and the adjusting nut on each end of the 8 It is advisable to have a swingarm. Yamaha dealer service the 5. Push the wheel forward, and wheel. then remove the drive chain from 8 Securely support the motorcy- the rear sprocket.
Page 76
PERIODIC MAINTENANCE AND MINOR REPAIR 6. While supporting brake NOTE: caliper, pull the wheel axle out. Make sure that there is enough 7. Remove the wheel. space between brake pads ECA00048 before inserting brake disc between the brake pads. Do not apply the brake after the wheel has been removed together 4.
Use only genuine Yamaha replace- ment parts. Imitation parts may look like Yamaha parts, but they are often inferior, have a shorter service life and can lead to expensive repair bills. 6-41...
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 79
Start the engine. If the engine overheats again, have a The coolant level Yamaha dealer check and repair the cooling system. is OK. NOTE: 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.
EAU03521 MOTORCYCLE CARE AND STORAGE Before cleaning Cleaning Care 1. Cover the muffler outlet with a ECA00010 While the open design of a motorcy- plastic bag after the engine has cle reveals the attractiveness of the 8 Avoid using strong acidic cooled down.
Page 81
MOTORCYCLE CARE AND STORAGE 8 Do not use any harsh chemical 8 For motorcycles equipped After riding in the rain, near the sea products on plastic parts. Be with a windshield: Do not use or on salt-sprayed roads sure to avoid using cloths or strong cleaners hard...
Page 82
4. To prevent corrosion, it is recom- NOTE: mance and cornering behav- mended to apply a corrosion pro- Consult a Yamaha dealer for advice tection spray on all metal, includ- ior. on what products to use. ing chrome- and nickel-plated, surfaces.
MOTORCYCLE CARE AND STORAGE Long-term a. Remove the spark plug cap Storage Before storing your motorcycle for and spark plug. Short-term several months: b. Pour a teaspoonful of engine Always store your motorcycle in a 1. Follow all the instructions in the oil into the spark plug bore.
Page 84
MOTORCYCLE CARE AND STORAGE 6. Lubricate all control cables and NOTE: the pivoting points of all levers Make any necessary repairs before and pedals as well as of the storing the motorcycle. sidestand/centerstand. 7. Check and, if necessary, correct the tire air pressure, and then lift the motorcycle so that both of its wheels ground.
EAU01038 SPECIFICATIONS SPECIFICATIONS Specifications Model TDR125 Engine oil (2-cycle) Dimensions Type Yamalube 2 or equivalent 2-stroke engine oil Overall length 2,120 mm (F, GB, IRL, B, P, GR, E) Capacity 2,185 mm (S, SF, D, CH, A) Total amount 1.2 L...
Page 86
SPECIFICATIONS Spark plug Tires Manufacturer/model NGK / BR9ES Front Spark plug gap 0.7–0.8 mm Type Tubeless Clutch type Wet, multiple-disc Size 100/90-18 56P Transmission Manufacturer/ BRIDGESTONE / TW53 model DUNLOP / D602F Primary reduction system Helical gear Rear Primary reduction ratio 71/22 (3.227) Type Tubeless...
Page 87
SPECIFICATIONS Wheels Spring/shock absorber Front Front Type Cast Type Coil spring / oil damper Size MT2.15 Rear Rear Type Coil-gas spring / oil damper Type Cast Wheel travel Size MT2.50 Front 180 mm Brakes Rear 180 mm Front Electrical Type Single disc brake Ignition system C.D.I.
SPECIFICATIONS CONVERSION TABLE EAU01064 Conversion table METRIC TO IMPERIAL All specification data in this manual are listed in SI and Metric unit Multiplier Imperial unit METRIC UNITS. m•kg 7.233 ft•lb Use this table to convert METRIC unit data to Torque m•kg 86.794 in•lb...
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. 1. KEY IDENTIFICATION 1. Key identification number 1.
The model label is affixed to the frame under the seat. (See page 3-12 for seat removal and installation pro- cedures.) Record the information on this label in the space provided. This information will be needed when ordering spare parts from a Yamaha dealer.
Page 94
YAMAHA MOTOR CO., LTD. PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 2000·9–0.1 1(E)
Need help?
Do you have a question about the TDR125 and is the answer not in the manual?
Questions and answers