Yamaha YZF-R125 Owners Manual: Catalytic converters

This vehicle is equipped with catalytic converters in the exhaust system.

WARNING
The exhaust system is hot after operation. To prevent a fire hazard or burns:

  • Do not park the vehicle near possible fire hazards such as grass or other materials that easily burn.

  • Park the vehicle in a place where pedestrians or children are not likely to touch the hot exhaust system.

  • Make sure that the exhaust system has cooled down before doing any maintenance work.

  • Do not allow the engine to idle more than a few minutes. Long idling can cause a build-up of heat.

NOTICE
Use only unleaded gasoline. The use of leaded gasoline will cause unrepairable damage to the catalytic converter.

    Fuel
    Make sure there is sufficient gasoline in the tank. WARNING Gasoline and gasoline vapors are extremely flammable. To avoid fires and explosions and to reduce the risk of injury when refueli ...

    Rider seat
    To remove the rider seat Insert the key into the seat lock, and then turn it clockwise. Seat lock Open. Pull the rider seat off. To install the rider seat 1. Insert the pro ...

    Other materials:

    Owner's tool kit
    Owner's tool kit Owner's tool kit Engine oil drain attachment The owner's tool kit is located under the rider seat. The service information included in this manual and the tools provided in the owner's tool kit are intended to assist you in the performance of preventive maint ...

    Adjusting the rear disc brake
    1. Check: Brake pedal position (distance "a" from the center of the rider footrest to the center of the brake pedal) Out of specification Adjust. 2. Adjust: Brake pedal position a. Loosen the locknut "1". b. Remove the cotter pin "2", washer "3", and pin "4". c. Turn t ...

    Troubleshooting
    The ignition system fails to operate (no spark or intermittent spark). NOTE: Before troubleshooting, remove the following part(s): 1. Seats 2. Fuel tank 3. Right side cover 4. Left side panel 5. Left upper side cowling ...

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