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 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:
Replacing the headlight bulbs
The following procedure applies to the low beam
headlight bulb.
1. Remove:
Headlight bulb cover "1"
2. Remove:
Headlight bulb holder "1"
3. Remove:
Headlight bulb "1"
WARNINGSince the headlight bulb gets extremely
hot,
keep flammable products and your ...
Intake air temperature sensor
1. Check:
Intake air temperature sensor resistance
Out of specification Replace
the throttle
body.
a. Connect the pocket tester ( ×
1k) to the
throttle body sensor assembly coupler as
shown.
Positive tester probe
brown/white "1"
Negative tester probe
gray/black ...
Checking the speed sensor
1. Check:
Speed sensor output voltage
Out of specification → Replace.
a. Connect the pocket tester (DC 20 V) to the
speed sensor coupler (wire harness end) as
shown.
Positive tester probe
gray "1"
Negative tester probe
gray/black "2"
b. Set the main switch to "ON".
c. ...