Yamaha YZF-R125 Service Manual: Troubleshooting

The starter motor fails to turn.

NOTE:

  • Before troubleshooting, remove the following part(s):

1. Seats

2. Fuel tank

3. Left lower side cowling

4. Left upper side cowling

Troubleshooting


Troubleshooting


    Starting circuit cut-off system operation
    If the engine stop switch is set to " " and the main switch is set to "ON" (both switches are closed), the starter motor can only operate if at least one of the following conditions is met: ...

    Charging system
    ...

    Other materials:

    Removing the rear brake caliper
    NOTE: Before disassembling the brake caliper, drain the brake fluid from the entire brake system. 1. Remove: Union bolt "1" Copper washers "2" Brake hose "3" NOTE: Put the end of the brake hose into a container and pump out the brake fluid carefully. ...

    Checking the fuses
    The following procedure applies to all of the fuses. CAUTION:To avoid a short circuit, always turn the main switch to "OFF" when checking or replacing a fuse. 1. Remove: Rider seat Refer to "GENERAL CHASSIS" on page 4-1. 2. Check: Fuse a. Connect the pocket te ...

    Chain drive
    Removing the drive chain 1. Stand the vehicle on a level surface. WARNINGSecurely support the vehicle so that there is no danger of it falling over. NOTE: Place the vehicle on a suitable stand so that the rear wheel is elevated. ...

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