Read this manual carefully before operating this vehicle. OWNER’S MANUAL YBR125ED 51D-F8199-E1...
EAU46091 Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold.
Yamaha a reputation for dependability. Please take the time to read this manual thoroughly, so as to enjoy all advantages of your YBR125ED. The Owner’s Manual does not only instruct you in how to operate, inspect and maintain your motorcycle, but also in how to safeguard yourself and others from trouble and injury.
IMPORTANT MANUAL INFORMATION EAU10134 Particularly important information is distinguished in this manual by the following notations: This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.
TABLE OF CONTENTS SAFETY INFORMATION ....1-1 FOR YOUR SAFETY – Adjusting the clutch lever free PRE-OPERATION CHECKS .....4-1 play..........6-16 DESCRIPTION ........2-1 Checking the brake lever free Left view ......... 2-1 OPERATION AND IMPORTANT play..........6-17 Right view........2-2 RIDING POINTS ........5-1 Adjusting the brake pedal free Controls and instruments ....
TABLE OF CONTENTS Replacing the fuse......6-29 Replacing the headlight bulb..6-30 Replacing the tail/brake light bulb ..........6-31 Replacing a turn signal light bulb ..........6-32 Replacing the auxiliary light bulb ...........6-32 Front wheel........6-33 Rear wheel........6-35 Troubleshooting ......6-36 Troubleshooting chart ....6-38 MOTORCYCLE CARE AND STORAGE ..........7-1 Matte color caution ......7-1 Care ..........7-1...
SAFETY INFORMATION Never operate a motorcycle with- pears to be very effective in reduc- EAU1028B out proper training or instruction. ing the chance of this type of Take a training course. Beginners accident. Be a Responsible Owner should receive training from a cer- Therefore: As the vehicle’s owner, you are re- tified instructor.
SAFETY INFORMATION Many accidents involve inexperi- • Always signal before turning or Protective Apparel enced operators. In fact, many op- changing lanes. Make sure that The majority of fatalities from motorcy- erators who have been involved in other motorists can see you. cle accidents are the result of head in- ...
SAFETY INFORMATION Do not run engine outdoors where Avoid Carbon Monoxide Poisoning When loading within this weight limit, All engine exhaust contains carbon engine exhaust can be drawn into keep the following in mind: Cargo and accessory weight monoxide, a deadly gas.
Yamaha accessories, which are avail- performed to your vehicle that change lightweight as possible and able only from a Yamaha dealer, have any of the vehicle’s design or operation should be kept to a minimum. been designed, tested, and approved characteristics can put you and others •...
SAFETY INFORMATION Check that the fuel cock (if operator and may limit control ability, therefore, such accesso- equipped) is in the “OFF” position ries are not recommended. and that there are no fuel leaks. Use caution when adding electri- ...
INSTRUMENT AND CONTROL FUNCTIONS To lock the steering EAU10462 EAU10662 Main switch/steering lock All electrical systems are off. The key can be removed. EWA10062 WARNING Never turn the key to “OFF” or “LOCK” while the vehicle is moving. Otherwise the electrical systems will be switched off, which may result in LOCK loss of control or an accident.
This warning light comes on or flashes if a problem is detected in the electrical circuit monitoring the engine. If this oc- curs, have a Yamaha dealer check the 1. Turn. self-diagnosis system. (See page 3-3 Insert the key and turn it to “OFF”.
If a problem is detected in any of those km/h x 1000 r/min circuits, the engine trouble warning light will come on or flash. If this oc- curs, have a Yamaha dealer check the vehicle. ECA11171 NOTICE 1. Speedometer 1. Tachometer To prevent engine damage, be sure 2.
INSTRUMENT AND CONTROL FUNCTIONS EAU37053 EAU1234F EAU12401 Fuel gauge Handlebar switches Dimmer switch “ ” Set this switch to “ ” for the high Left beam and to “ ” for the low beam. EAU12461 Turn signal switch “ ” To signal a right-hand turn, push this km/h x 1000 r/mi...
INSTRUMENT AND CONTROL FUNCTIONS EAU12821 EAU12872 EAU12892 Clutch lever Shift pedal Brake lever 1. Clutch lever 1. Shift pedal 1. Brake lever The clutch lever is located at the left The shift pedal is located on the left The brake lever is located on the right handlebar grip.
INSTRUMENT AND CONTROL FUNCTIONS EAU12942 EAU13003 Brake pedal Fuel tank cap The fuel tank cap cannot be installed unless the key is in the lock. In addi- tion, the key cannot be removed if the cap is not properly installed and locked.
WARNING pump nozzle into the fuel tank filler Gasoline is poisonous and can cau- Your Yamaha engine has been de- hole. Stop filling when the fuel se injury or death. Handle gasoline signed to use regular unleaded gaso- reaches the bottom of the filler with care.
10% (E10). Gas- Do not park the vehicle near ohol containing methanol is not possible fire hazards such as recommended by Yamaha because it grass or other materials that can cause damage to the fuel system easily burn.
INSTRUMENT AND CONTROL FUNCTIONS Align the appropriate notch in the ad- EAU43151 EAU14883 Kickstarter Adjusting the shock absorber justing ring with the position indicator assemblies on the shock absorber. EWA10211 WARNING Always adjust both shock absorber assemblies equally, otherwise poor handling and loss of stability may re- sult.
INSTRUMENT AND CONTROL FUNCTIONS this system regularly and have a EAU15113 EAU15306 Carrier Sidestand Yamaha dealer repair it if it does not The sidestand is located on the left EWA10172 function properly. WARNING side of the frame. Raise the sidestand ...
INSTRUMENT AND CONTROL FUNCTIONS EAU43163 Ignition circuit cut-off system The ignition circuit cut-off system (comprising the sidestand switch, clutch switch and neutral switch) has the following functions. It prevents starting when the transmission is in gear and the sidestand is up, but the clutch le- ver is not pulled.
• 3. Shift the transmission into the neutral position. If a malfunction is noted, have a Yamaha 4. Push the start switch or push the kickstarter lever down. dealer check the system before riding. Does the engine start? With the engine still running: 5.
• If necessary, add recommended oil to specified level. 6-10 • Check vehicle for oil leakage. • Check operation. • If soft or spongy, have Yamaha dealer bleed hydraulic system. • Check brake pads for wear. • Replace if necessary. 6-19, 6-20 Front brake •...
• Make sure that operation is smooth. • Check throttle grip free play. Throttle grip 6-13, 6-24 • 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 6-24 •...
“ON”, or if the warning light remains on, see page 3-2 for the warning light circuit check. 2. Shift the transmission into the neutral position. The neutral indi- cator light should come on. If not, ask a Yamaha dealer to check the electrical circuit.
OPERATION AND IMPORTANT RIDING POINTS 3. Start the engine by pushing the EAU16672 ECA10261 Shifting NOTICE start switch or by pushing the Even with the transmission in kickstarter lever down. If the engine fails to start when us- the neutral position, do not ing the start switch, release it, wait coast for long periods of time a few seconds, and then try again.
OPERATION AND IMPORTANT RIDING POINTS EAU17214 Parking When parking, stop the engine, and then remove the key from the main switch. EWA10312 WARNING Since the engine and exhaust system can become very hot, park in a place where pedestri- ans or children are not likely to touch them and be burned.
To avoid possible burns, let tivities incorrectly may increase brake components cool before your risk of injury or death during touching them. service or while using the vehicle. If you are not familiar with vehicle ser- vice, have a Yamaha dealer perform service.
From 30000 km (17500 mi), repeat the maintenance intervals starting from 6000 km (3500 mi). Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and tech- nical skills.
PERIODIC MAINTENANCE AND ADJUSTMENT EAU1771A General maintenance and lubrication chart 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) √ √...
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 bush assemblies for √ √ √...
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) Shock absorber as- • Check operation and shock ab- √...
PERIODIC MAINTENANCE AND ADJUSTMENT 2. Pull the front of the panel out, and EAU18772 Removing and installing pan- then slide the panel forward to re- lease it in the rear. The panels shown need to be removed to perform some of the maintenance jobs described in this chapter.
PERIODIC MAINTENANCE AND ADJUSTMENT Panel B EAU19605 Checking the spark plug The spark plug is an important engine To remove the panel component, which is easy to check. 1. Slide the panel lock cover open, Since heat and deposits will cause any insert the key into the lock, and spark plug to slowly erode, the spark then turn it 1/4 turn clockwise.
3. Install the spark plug cap. ating improperly. Do not attempt to 1. Spark plug gap diagnose such problems yourself. In- Spark plug gap: stead, have a Yamaha dealer check 0.6–0.7 mm (0.024–0.028 in) the vehicle.
PERIODIC MAINTENANCE AND ADJUSTMENT 4. If the engine oil is at or below the EAU37175 Engine oil minimum level mark, add suffi- The engine oil level should be checked cient oil of the recommended type before each ride. In addition, the oil to raise it to the correct level.
PERIODIC MAINTENANCE AND ADJUSTMENT ECA11621 EAU37124 Cleaning the air filter element NOTICE The air filter element should be cleaned In order to prevent clutch slip- at the intervals specified in the periodic page (since the engine oil also maintenance and lubrication chart. lubricates the clutch), do not Clean or, if necessary, replace the air mix any chemical additives.
PERIODIC MAINTENANCE AND ADJUSTMENT 1. Sponge material 1. Air filter element 7. Install the sponge material into the 2. Air filter element air filter element, and then install 6. Clean the sponge material with 4. Remove the sponge material from the air filter element into the air fil- solvent, then squeeze the remain- ter case.
The throttle grip free play should mea- 11. Install the panel. sure 3.0–7.0 mm (0.12–0.28 in) at the inner edge of the throttle grip. Periodi- cally check the throttle grip free play and, if necessary, have a Yamaha deal- er adjust it. 6-13...
Tire air pressure (measured on cold from occurring, the valve clearance small area of road contact. Therefore, it tires): must be adjusted by a Yamaha dealer is essential to maintain the tires in good Up to 90 kg (198 lb) load: Front:...
Yamaha dealer the vehicle may be different, which The replacement of all wheel replace the tire immediately.
4. Fully turn the adjusting bolt at the ride. If any damage is found, have clutch lever in direction (a) to loos- a Yamaha dealer replace the en the clutch cable. wheel. Do not attempt even the 5. Loosen the clutch cable locknut, smallest repair to the wheel.
1. No brake lever free play There should be no free play at the brake lever end. If there is free play, have a Yamaha dealer inspect the brake system. EWA14212 WARNING A soft or spongy feeling in the brake lever can indicate the presence of air in the hydraulic system.
Adjusting the brake pedal free Checking the shift pedal play The operation of the shift pedal should be checked before each ride. If opera- tion is not smooth, have a Yamaha dealer check the vehicle. 1. Brake pedal free play adjusting nut EWA10681 WARNING 1.
Observe ECA17641 NOTICE point that the wear indicator reaches these precautions: the wear limit mark, have a Yamaha Brake fluid may damage painted dealer replace the brake shoes as a surfaces or plastic parts. Always set.
Changing the brake fluid Drive chain slack the brake fluid level to gradually go Have a Yamaha dealer change the The drive chain slack should be down. A low brake fluid level may indi- brake fluid at the intervals specified in...
4. Place the motorcycle on the cen- EAU51241 To adjust the drive chain slack terstand. Consult a Yamaha dealer before ad- 1 2 3 4 5. To tighten the drive chain, turn the justing the drive chain slack. drive chain slack adjusting bolt at 1.
PERIODIC MAINTENANCE AND ADJUSTMENT 9. Adjust the brake pedal free play. may contain substances that EAU23026 Cleaning and lubricating the (See page 6-18.) could damage O-rings. drive chain EWA10661 [ECA11112] WARNING The drive chain must be cleaned and lubricated at the intervals specified in After adjusting the brake pedal free the periodic maintenance and lubrica- play, check the operation of the...
Lithium-soap-based grease 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.
The swingarm pivots must be lubricat- at the intervals specified in the periodic ed by a Yamaha dealer at the intervals maintenance and lubrication chart. specified in the periodic maintenance and lubrication chart.
FIRST AID. • EXTERNAL: Flush with plenty To charge the battery of water. Have a Yamaha dealer charge the bat- • INTERNAL: Drink large quan- tery as soon as possible if it seems to tities of water or milk and im- have discharged.
PERIODIC MAINTENANCE AND ADJUSTMENT turned to “OFF”, then discon- The spare fuse is located on the rear of EAU43214 Replacing the fuse nect the negative lead before the starter relay holder. The fuse is located behind panel B. disconnecting the positive lead. To access the spare fuse, remove the (See page 6-7.) starter relay (together with its holder)
1. Do not touch the glass part of the bulb. 4. If the fuse immediately blows Do not touch the glass part of again, have a Yamaha dealer the headlight bulb to keep it free 1. Remove the headlight cowling to- check the electrical system.
PERIODIC MAINTENANCE AND ADJUSTMENT EAU24205 EAU45226 Replacing a turn signal light Replacing the auxiliary light bulb bulb 1. Remove the turn signal light lens If the auxiliary light bulb burns out, re- by removing the screw. place it as follows. 1.
PERIODIC MAINTENANCE AND ADJUSTMENT 3. Disconnect the speedometer ca- EAU24361 Front wheel ble from the front wheel. EAU56302 To remove the front wheel EWA10822 WARNING To avoid injury, securely support the vehicle so there is no danger of it 1. Auxiliary light bulb falling over.
PERIODIC MAINTENANCE AND ADJUSTMENT Tightening torque: Axle nut: Make sure that there is enough space 59 Nm (5.9 m·kgf, 43 ft·lbf) between the brake pads before insert- ing the brake disc and that the slot in 6. While applying the front brake, the speedometer gear unit fits over the push down hard on the handle- retainer on the fork leg.
PERIODIC MAINTENANCE AND ADJUSTMENT EAU25081 Rear wheel EAU56650 To remove the rear wheel EWA10822 WARNING To avoid injury, securely support the vehicle so there is no danger of it 1. Axle nut 1. Brake pedal free play adjusting nut falling over. 2.
80 Nm (8.0 m·kgf, 58 ft·lbf) self. However, should your motorcycle To install the rear wheel require any repair, take it to a Yamaha 1. Install the wheel by inserting the 9. Insert a new cotter pin. dealer, whose skilled technicians have wheel axle from the left-hand side.
PERIODIC MAINTENANCE AND ADJUSTMENT heaters or furnaces. Gasoline or gasoline vapors can ignite or ex- plode, causing severe injury or prop- erty damage. 6-37...
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.
Some models are equipped with matte colored finished parts. Be ble. Rust and corrosion can develop Cleaning sure to consult a Yamaha dealer for even if high-quality components are ECA10773 NOTICE used. A rusty exhaust pipe may go un-...
For additional hoses and vents. during winter are extremely corrosive For motorcycles equipped with cleaning, use Yamaha Windshield in combination with water, carry out a windshield: Do not use strong Cleaner or another high-quality wind- the following steps after each ride in cleaners or hard sponges as shield cleaner.
MOTORCYCLE CARE AND STORAGE windshield which does not affect your EWA11132 WARNING visibility and which cannot be easily Consult a Yamaha dealer for ad- recognized. Contaminants on the brakes or tires vice on what products to use. can cause loss of control.
MOTORCYCLE CARE AND STORAGE 2. Fill up the fuel tank and add fuel 4. Lubricate all control cables and EAU43203 Storage stabilizer (if available) to prevent the pivoting points of all levers and the fuel tank from rusting and the pedals as well as of the side- Short-term fuel from deteriorating.
Record the vehicle identification num- ber 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. VEHICLE IDENTIFICATION NUMBER: 1. Vehicle identification number 1.