Yamaha YZF-R125 Owners Manual: Replacing an auxiliary light bulb
This model is equipped with two auxiliary lights. If an auxiliary light bulb burns out, replace it as follows.
- Remove the socket (together with the bulb) by pulling it out.
-
Auxiliary light bulb
- Remove the burnt out bulb by pulling it out.
- Insert a new bulb into the socket.
- Install the socket (together with the bulb) by pushing it in.
Replacing the license plate light bulb
Remove the socket (together with
the bulb) by pulling it out.
License plate light bulb
Remove the burnt-out bulb by pulling
it out.
Insert a new bulb into the socket.
...
Supporting the motorcycle
Since this model is not equipped with a
centerstand, follow these precautions
when removing the front and rear
wheel or performing other maintenance
requiring the motorcycle to stand upright. ...
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 ...
Checking the crankshaft
1. Measure:
Crankshaft runout
Out of specification Replace
the crankshaft,
bearing or both.
NOTE:
Turn the crankshaft slowly.
2. Measure:
Big end side clearance
Out of specification Replace
the crankshaft.
3. Measure:
Crankshaft width
Out of specification&nbs ...
Checking the brake fluid level
Front brake
Front brake
Minimum level mark
Rear brake
Rear brake
Minimum level mark
Insufficient brake fluid may allow air to
enter the brake system, possibly causing
it to become ineffective.
Before riding, check that the brake fluid
is above the minimum level mark an ...