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 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:
Starting failures
Engine
1. Cylinder and cylinder head
- Loose spark plug
- Loose cylinder head or cylinder
- Damaged cylinder head gasket
- Damaged cylinder gasket
- Worn or damaged cylinder
- Incorrect valve clearance
- Improperly sealed valve
- Incorrect valve-to-valve-seat contact
- Incorrect valve timi ...
Troubleshooting
Any of the following fail to light: headlight, high beam indicator light,
taillight, license plate light, auxiliary
light or meter light.
NOTE:
Before troubleshooting, remove the following part(s):
1. Seats
2. Fuel tank
...
Checking the front fork legs
The following procedure applies to both of the
front fork legs.
1. Check:
Inner tube
Outer tube
Bends/damage/scratches
Replace.
WARNINGDo not attempt to straighten a bent inner
tube as this may dangerously weaken it.
2. Measure:
Spring free length "a"
Out of sp ...