Yamaha YZF-R125 Owners Manual: Adjusting the throttle cable free play

Yamaha YZF-R125 Owners Manual / Periodic maintenance and adjustment / Adjusting the throttle cable free play


  1. Throttle cable free play

The throttle cable free play should measure 3.0-5.0 mm (0.12-0.20 in) at the throttle grip. Periodically check the throttle cable free play and, if necessary, adjust it as follows.

TIP
The engine idling speed must be correctly adjusted before checking and adjusting the throttle cable free play.

  1. Loosen the locknut.
  2. To increase the throttle cable free play, turn the adjusting nut in direction (a). To decrease the throttle cable free play, turn the adjusting nut in direction (b).


  1. Locknut

  2. Adjusting nut

  1. Tighten the locknut.
    Adjusting the engine idling speed
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    Valve clearance
    The valve clearance changes with use, resulting in improper air-fuel mixture and/or engine noise. To prevent this from occurring, the valve clearance must be adjusted by a Yamaha dealer at t ...

    Other materials:

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    NOTE: Prior to checking the ignition timing, check the wiring connections of the entire ignition system. Make sure all connections are tight and free of corrosion. 1. Remove: Rider seat Left lower side cowling Refer to "GENERAL CHASSIS" on page 4-1. 2. Remove: Timing mark acces ...

    Main switch/steering lock
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    Throttle position sensor
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