Yamaha YZF-R125 Service Manual: 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 set.

    Refer to "FRONT BRAKE" on page 4-17.

Checking the front brake pads


    Checking the brake fluid level
    1. Stand the vehicle on a level surface. NOTE: Place the vehicle on a suitable stand. Make sure the vehicle is upright. 2. Check: Brake fluid level Below the minimum level mark "a" → ...

    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. ...

    Other materials:

    Incorrect engine idling speed
    Engine 1. Cylinder and cylinder head Incorrect valve clearance Damaged valve train components 2. Air filter Clogged air filter element Fuel system 1. Throttle body Damaged or loose throttle body joint Improperly adjusted engine idling speed (idle adjusting screw) Improper ...

    Installing the valves
    The following procedure applies to all of the valves and related components. 1. Deburr: Valve stem end (with an oil stone) 2. Lubricate: Valve stem "1" Valve stem seal "2" (with the recommended lubricant) 3. Install: Lower spring seat "1" Valve stem seal "2" V ...

    Checking the spark plug
    The spark plug is an important engine component, which is easy to check. Since heat and deposits will cause any spark plug to slowly erode, the spark plug should be removed and checked in accordance with the periodic maintenance and lubrication chart. In addition, the condition of the ...

    2019 Copyright www.yam-r125.net |