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Read this manual carefully before operating this vehicle. OWNER’S MANUAL MW125 2CM-F8199-E0...
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EAU46091 Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold.
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Welcome to the Yamaha world of motorcycling! As the owner of the MW125, you are benefiting from Yamaha’s vast experience and newest technology regarding the de- sign and manufacture of high-quality products, which have earned Yamaha a reputation for dependability.
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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 – Valve clearance......6-16 Further safe-riding points ....1-5 PRE-OPERATION CHECKS .....4-1 Tires ..........6-17 Cast wheels ........6-18 DESCRIPTION ........2-1 OPERATION AND IMPORTANT Checking the front brake lever Left view .........
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TABLE OF CONTENTS Troubleshooting charts ....6-32 VEHICLE CARE AND STORAGE ..7-1 Matte color caution ......7-1 Care ..........7-1 Storage ..........7-4 SPECIFICATIONS......8-1 CONSUMER INFORMATION....9-1 Identification numbers.....9-1 INDEX..........10-1...
Contact • Wear a brightly colored jacket. sponsible for the safe and proper oper- Yamaha dealer to find out about • Use extra caution when you are ation of your vehicle. the training courses nearest you. approaching passing This is a leaning multi-wheel vehicle.
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SAFETY INFORMATION The posture of the operator and Always wear an approved helmet. • Know your skills and limits. Wear a face shield or goggles. Staying within your limits may passenger is important for proper help you to avoid an accident. control.
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Genuine Yamaha Accessories the vehicle as possible. Securely as windows and doors. Choosing accessories for your vehicle pack your heaviest items as close is an important decision. Genuine to the center of the vehicle as pos- Yamaha accessories, which are avail-...
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SAFETY INFORMATION able only from a Yamaha dealer, have at greater risk of serious injury or the vehicle, or the vehicle may been designed, tested, and approved death. You are responsible for injuries become unstable cross by Yamaha for use on your vehicle.
SAFETY INFORMATION The suspension should be com- appropriate. Refer to page 6-17 for tire EAU60590 Further safe-riding points specifications and more information on pressed somewhat by the tie- Be sure to signal clearly when replacing your tires. downs, if possible, so that the ve- making turns.
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SAFETY INFORMATION Always wear a helmet, gloves, trousers (tapered around the cuff and ankle so they do not flap), and a brightly colored jacket. Do not carry too much luggage on the vehicle. An overloaded vehicle is unstable. Use a strong cord to secure any luggage to the carrier (if equipped).
INSTRUMENT AND CONTROL FUNCTIONS EAUN0263 EAUT1972 EAU10685 Main switch/steering lock LOCK All electrical circuits are supplied with The steering is locked, and all electrical LOCK power; the meter lighting, taillight, and systems are off. The key can be re- auxiliary lights come on, and the en- moved.
INSTRUMENT AND CONTROL FUNCTIONS To unlock the steering EAUN0352 EAU49396 Keyhole shutter Indicator lights and warning lights 2 3 4 5 1. Push. 1. “PUSH SHUT” button 2. Turn. 2. Key head 1. Left turn signal indicator light “ ” Push the key in, and then turn it to 2.
If this oc- light will come on or flash. If this oc- light can be checked by turning the key curs, have a Yamaha dealer check the curs, have a Yamaha dealer check the to “ON”. The warning light should self-diagnosis system.
2 3 4 display mode, have the battery multi-function meter unit charged by a Yamaha dealer. equipped with the following: a speedometer Speedometer a fuel meter a clock an outside air temperature display ...
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5. Push the “SELECT” button and play segments and fuel level warning then release it to start the clock. indicator start flashing. If this occurs, have a Yamaha dealer check the elec- Outside air temperature display trical circuit. “OUT TEMP”...
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INSTRUMENT AND CONTROL FUNCTIONS Push the “SELECT” button to switch tripmeter manually, it will reset itself the display between the odometer automatically and the display will re- If the outside air temperature falls mode “ODO”, the tripmeter modes turn to the prior mode after refueling below –10 °C, a lower temperature “TRIP 1”...
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INSTRUMENT AND CONTROL FUNCTIONS After changing the engine oil, reset the V-belt replacement indicator “V- If the V-belt is replaced before the V- oil change indicator and the oil change BELT” belt replacement indicator comes on tripmeter. To reset them both, select (i.e., before the periodic V-belt replace- the oil change tripmeter, and then push ment interval has been reached), the V-...
INSTRUMENT AND CONTROL FUNCTIONS EAU1234H EAU12401 EAU12902 Handlebar switches Dimmer switch “ ” Front brake lever Set this switch to “ ” for the high Left beam and to “ ” for the low beam. EAU12461 Turn signal switch “ ”...
INSTRUMENT AND CONTROL FUNCTIONS EAUS1963 EAU37473 Rear brake lever Fuel tank cap As the unified brake system is me- chanical, additional free play can be felt in the front brake lever when the rear brake lever is being pulled. ...
INSTRUMENT AND CONTROL FUNCTIONS EWA11092 EAU13222 Fuel WARNING Make sure there is sufficient gasoline in Make sure that the fuel tank cap is the tank. properly closed after filling fuel. EWA10882 Leaking fuel is a fire hazard. WARNING Gasoline and gasoline vapors are extremely flammable.
Do not allow the engine to idle Your Yamaha engine has been de- more than a few minutes. Long signed to use regular unleaded gaso- idling can cause a build-up of line with a research octane number of heat.
INSTRUMENT AND CONTROL FUNCTIONS ECA10702 EAU60620 2. Remove the key. Seat NOTICE Use only unleaded gasoline. The use Make sure that the seat is properly se- To open the seat of leaded gasoline will cause unre- cured before riding. 1. Place the vehicle on the center- pairable damage to the catalytic stand.
INSTRUMENT AND CONTROL FUNCTIONS Since the storage compartment EAUT3711 EAU61130 Passenger footrest Storage compartment accumulates heat when ex- posed to the sun and/or the en- gine heat, do not store anything susceptible to heat, consum- ables or flammable items inside ...
(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 1. Luggage hook system has been designed to assist the operator in fulfilling the respon- sibility of raising the sidestand be- fore starting off.
INSTRUMENT AND CONTROL FUNCTIONS this system regularly and have a EAUT1096 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. 3-15...
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The vehicle must be placed on the center- stand during this inspection. Put the sidestand up. • If a malfunction is noted, have a Yamaha dealer check the system before riding. Push the start switch while applying either of the brake levers. The engine will start.
INSTRUMENT AND CONTROL FUNCTIONS EAU61140 Auxiliary DC connector ECA21160 NOTICE The accessory connected to the auxiliary DC connector should not be used with the engine turned off, and the load must never exceed 120 W (10 A), otherwise the fuse may blow or the battery may discharge.
• If necessary, add recommended coolant to specified level. 6-13 • 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.
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• Make sure that operation is smooth. • Check throttle grip free play. Throttle grip 6-16, 6-22 • 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 6-22 •...
See page 5-3 for engine break-in in- gle sensor to stop the engine in case of understand, ask your Yamaha dealer. structions prior to operating the ve- a turnover. To start the engine after a EWA10272 hicle for the first time.
OPERATION AND IMPORTANT RIDING POINTS 3. Start the engine by pushing the EAU60640 EAU16782 Starting off Acceleration and deceleration start switch while applying the 1. While pulling the rear brake lever front or rear brake. with your left hand and holding the If the engine fails to start, release grab bar with your right hand, the start switch, wait a few sec-...
OPERATION AND IMPORTANT RIDING POINTS EAU60650 EAU16821 EAU16831 Braking Tips for reducing fuel con- Engine break-in EWA17790 sumption There is never a more important period WARNING in the life of your engine than the period Fuel consumption depends largely on ...
[ECA16502] Do not park near grass or other ECA10271 flammable materials which NOTICE might catch fire. If any engine trouble should occur during the engine break-in period, immediately have a Yamaha dealer check the vehicle.
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 20000 km (12000 mi), repeat the maintenance intervals starting from 4000 km (2400 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 EAU62100 General maintenance and lubrication chart ODOMETER READING ANNUAL ITEM CHECK OR MAINTENANCE JOB 1000 km 4000 km 8000 km 12000 km 16000 km CHECK (600 mi) (2400 mi) (4800 mi) (7200 mi) (9600 mi) Air filter element •...
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PERIODIC MAINTENANCE AND ADJUSTMENT ODOMETER READING ANNUAL ITEM CHECK OR MAINTENANCE JOB 1000 km 4000 km 8000 km 12000 km 16000 km CHECK (600 mi) (2400 mi) (4800 mi) (7200 mi) (9600 mi) • Check bearings for looseness or ...
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PERIODIC MAINTENANCE AND ADJUSTMENT ODOMETER READING ANNUAL ITEM CHECK OR MAINTENANCE JOB 1000 km 4000 km 8000 km 12000 km 16000 km CHECK (600 mi) (2400 mi) (4800 mi) (7200 mi) (9600 mi) • Check operation and shock ab- Shock absorber as- ...
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PERIODIC MAINTENANCE AND ADJUSTMENT EAU38263 Engine air filter and V-belt air filters • This model’s engine air filter is equipped with a disposable oil-coated paper element, which must not be cleaned with compressed air to avoid damaging it. • The engine air filter element needs to be replaced and the V-belt air filter elements need to be serviced more fre- quently when riding in unusually wet or dusty areas.
1. Open the seat. (See page 3-12.) 2. Remove the screws, and then pull 1. Spark plug cap the panel off as shown. 2. Close the seat. 3. Remove the spark plug as shown, with a spark plug wrench available at a Yamaha dealer.
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3. Install the spark plug cap. ating improperly. Do not attempt to 1. Spark plug gap 4. Install the panel. diagnose such problems yourself. In- Spark plug gap: stead, have a Yamaha dealer check 0.7–0.8 mm (0.028–0.031 in) the vehicle.
PERIODIC MAINTENANCE AND ADJUSTMENT EAU61000 To change the engine oil and clean Engine oil and oil strainer the oil strainer The engine oil should be between the The engine oil level should be checked 1. Start the engine, warm it up for tip of the dipstick and the maximum before each ride.
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PERIODIC MAINTENANCE AND ADJUSTMENT 7. Install engine oil drain bolt A, and not use oils with a diesel speci- then tighten both drain bolts to fication of “CD” or oils of a high- their specified torques. er quality than specified. In addition, do not use oils labeled Tightening torque: “ENERGY CONSERVING II”...
If any leakage is found, have a Yamaha dealer check and repair the Tightening torque: vehicle. In addition, the final transmis- Final transmission oil drain bolt: 22 Nm (2.2 m·kgf, 16 ft·lbf)
If water has been and lubrication chart. added to the coolant, have a Yamaha dealer check the anti- EAU40155 freeze content of the coolant as To check the coolant level soon as possible, otherwise the 1.
PERIODIC MAINTENANCE AND ADJUSTMENT EAU60991 be operated without the air filter Air filter and V-belt case air fil- element installed, otherwise the ter elements piston(s) and/or cylinder(s) may The air filter element should be re- become excessively worn. placed and the V-belt case air filter el- [ECA10482] ement should be cleaned at the 5.
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PERIODIC MAINTENANCE AND ADJUSTMENT Cleaning the air filter check hose 1. V-belt case air filter element cover 1. V-belt case air filter element 2. Bolt 1. Air filter check hose 3. Pull the V-belt case air filter ele- 1. Check the hose on the rear side of ment out, and then clean it with the air filter case for accumulated solvent.
EAU21385 EAU21402 Recommended oil: Checking the throttle grip free Valve clearance Yamaha foam air filter oil or other play The valve clearance changes with use, quality foam air filter oil resulting in improper air-fuel mixture and/or engine noise. To prevent this 5.
Operation of this vehicle with im- wall is cracked, have a Yamaha dealer cause an accident. proper tire pressure may cause se- replace the tire immediately.
EAU61160 Cast wheels WARNING checked by tire specialists to ascertain To maximize the performance, durabil- Have a Yamaha dealer replace their suitability for further use. ity, and safe operation of your vehicle, excessively worn tires. Besides EWA10462 note the following points regarding the...
Periodically check the brake have a Yamaha dealer inspect the lever free play and, if the free play is 20 brake system. mm (0.79 in) or more, have a Yamaha EWA14212 dealer check and adjust the brake sys- WARNING tem.
EAU22582 Checking the front and rear Checking the brake fluid level peared, have a Yamaha dealer replace brake pads Before riding, check that the brake fluid the brake pads as a set. is above the minimum level mark.
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Use only the specified brake flu- Rear brake fluid level goes down suddenly, have a id; otherwise, the rubber seals Yamaha dealer check the cause before may deteriorate, causing leak- further riding. age. Refill with the same type of brake fluid.
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 The pivoting points of the front and rear...
If any damage is found or the front face and hold it in an upright posi- fork does not operate smoothly, tion. WARNING! To avoid injury, have a Yamaha dealer check or re- securely support the vehicle so pair it. there is no danger of it falling over.
Battery skin, eyes or clothing and al- The leaning system must be checked ways shield your eyes when by a Yamaha dealer at the intervals working near batteries. In case specified in the periodic maintenance of contact, administer the fol- and lubrication chart.
PERIODIC MAINTENANCE AND ADJUSTMENT battery tends to discharge more quick- is turned to “OFF”, then connect EAU60981 Replacing the fuses ly if the vehicle is equipped with op- the positive lead before con- The main fuse and the fuse box, which tional electrical accessories.
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5. Turn the key to “ON” and turn on the electrical circuit in question to check if the device operates. 6. If the fuse immediately blows again, have a Yamaha dealer check the electrical system. 7. Install the fuse box cover, and then close the seat.
4. Install the headlight bulb cover, be adversely affected. Thor- and then connect the coupler. oughly clean off any dirt and fin- 5. Have a Yamaha dealer adjust the gerprints on the headlight bulb headlight beam if necessary. using a cloth moistened with al- cohol or thinner.
This model is equipped with an LED- If a turn signal light does not come on, type tail/brake light. have a Yamaha dealer check its electri- If the tail/brake light does not come on, cal circuit or replace the bulb.
However, should your vehicle re- quire any repair, take it to a Yamaha dealer, whose skilled technicians have the necessary tools, experience, and know-how to service the vehicle prop- erly.
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.
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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.
Cleaning ble. Rust and corrosion can develop matte colored finished parts. Be ECA20970 sure to consult a Yamaha dealer for even if high-quality components are NOTICE advice on what products to use be- used. A rusty exhaust pipe may go un- ...
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VEHICLE CARE AND STORAGE off any detergent residue using shield. Test the product on a After riding in the rain, near the sea, or plenty of water, as it is harmful small hidden part of the wind- on salt-sprayed roads to plastic parts.
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Make sure that there is no oil or recognized. Consult a Yamaha dealer for ad- wax on the brakes or tires. If vice on what products to use. After cleaning necessary, clean the brake ...
VEHICLE CARE AND STORAGE EAU60721 2. Fill up the fuel tank and add fuel 4. Lubricate all control cables and 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.
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SPECIFICATIONS Engine trouble warning light: Fuses: Main fuse: 20.0 A Headlight fuse: 15.0 A Signaling system fuse: 10.0 A Backup fuse: 10.0 A...
These identification numbers are needed when registering the vehicle with the authorities in your area and when ordering spare parts from a Yamaha dealer. VEHICLE IDENTIFICATION NUMBER: 1. Vehicle identification number 1. Engine serial number The vehicle identification number is The engine serial number is stamped stamped into the frame.
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CONSUMER INFORMATION The model label is affixed to the inside of the storage compartment. (See page 3-13.) Record the information on this label in the space provided. This information will be needed when order- ing spare parts from a Yamaha dealer.
INDEX Fuel............3-10 Fuel consumption, tips for reducing ..5-3 Acceleration and deceleration ....5-2 Safe-riding points........1-5 Fuel tank cap.......... 3-9 Air filter and V-belt case air filter Safety information........1-1 Fuses, replacing ........6-27 elements ..........6-14 Seat............3-12 Auxiliary DC connector ......3-17 Self-diagnosis device......3-3 Auxiliary light.........6-30 Handlebar switches........
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Original instructions PRINTED IN THAILAND 2014.04...