Yamaha YZF-R125 Owners Manual: Replacing the fuses


Replacing the fuses

  1. Fuse box
  2. Spare fuse
  3. Headlight fuse
  4. Signaling system fuse
  5. Ignition fuse
  6. Radiator fan fuse
  7. Main fuse

The fuse box is located under the rider seat.

If a fuse is blown, replace it as follows.

  1. Turn the key to "OFF" and turn off the electrical circuit in question.
  2. Remove the blown fuse, and then install a new fuse of the specified amperage. WARNING! Do not use a fuse of a higher amperage rating than recommended to avoid causing extensive damage to the electrical system and possibly a fire.

Specified fuses:

Main fuse:

20.0 A

Ignition fuse:

7.5 A

Signaling system fuse:

7.5 A

Headlight fuse:

15.0 A

Radiator fan fuse:

5.0 A

  1. Turn the key to "ON" and turn on the electrical circuit in question to check if the device operates.
  2. If the fuse immediately blows again, have a Yamaha dealer check the electrical system.
    Battery
    A poorly maintained battery will corrode and discharge quickly. The electrolyte level, battery lead connections and breather hose routing should be checked before each ride and at the interval ...

    Replacing a headlight bulb
    This model is equipped with quartz bulb headlights. If a headlight bulb burns out, have a Yamaha dealer replace it and, if necessary, adjust the headlight beam. ...

    Other materials:

    Cleaning and lubricating the drive chain
    The drive chain must be cleaned and lubricated at the intervals specified in the periodic maintenance and lubrication chart, otherwise it will quickly wear out, especially when riding in dusty or wet areas. Service the drive chain as follows. NOTICE The drive chain must be lubricated ...

    Removing the swingarm
    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. 2. Measure: Swingarm side play Swingarm vertical movement a. Me ...

    Electrical components
    1. Main switch 2. Clutch switch 3. Front brake light switch 4. Ignition coil 5. Throttle body sensor assembly (intake air pressure sensor, intake air temperature sensor, throttle position sensor) 6. FID (fast idle solenoid) 7. Rectifier/regulator 8. Lean angle sensor 9. Starting circui ...

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