Yamaha YZF-R125 Service Manual: Checking the rear brake pads

The following procedure applies to all of the brake pads.

1. Operate the brake.

2. Check:

  • Rear brake pad Wear indicator groove "a" has almost disappeared
    Replace the brake pads as a set.

    Refer to "REAR BRAKE" on page 4-28.

Checking the rear brake pads


    Checking the front brake pads
    The following procedure applies to all of the brake pads. 1. Operate the brake. 2. Check: Front brake pad Wear indicator grooves "a" have almost disappeared Replace the brake pads as a ...

    Checking the front brake hose
    1. Check: Brake hose "1" Cracks/damage/wear  Replace. 2. Check: Brake hose holder "2" Loose connection Tighten the holder bolt. 3. Hold the vehicle upright and apply ...

    Other materials:

    Ecu self-diagnostic function
    The ECU is equipped with a self-diagnostic function in order to ensure that the fuel injection system is operating normally. If this function detects a malfunction in the system, it immediately operates the engine under substitute characteristics and illuminates the engine trouble warning li ...

    Checking the timing chain and timing chain guide
    1. Check: Timing chain Damage/stiffness Replace the timing chain and camshaft sprocket as a set. 2. Check: Timing chain guide (intake side) Damage/wear Replace. Checking the oil strainer 1. Check: Oil strainer Damage   Replace. Contaminants Clean with solvent. ...

    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: The transmission is in neutral (the neutral switch is closed). The clutch lever is pulled to the ...

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