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. ...

    Assembling the water pump
    1. Install: Water pump seal "1" (into the water pump housing "2") CAUTION:Never lubricate the water pump seal surface with oil or grease. NOTE: Install the water pump seal with the special tools. Install the water pump seal with the special tools to the specifi ...

    Setting the normal mode
    NOTE: The engine speed, coolant temperature, and fault code, if detected, can be displayed on the LCD of the FI diagnostic tool when the tool is connected to the vehicle and is set to the normal mode. 1. Set the main switch to "OFF" and the engine stop switch to "". 2. Disconnect the self- ...

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