Yamaha YZF-R125 Owners Manual: Right view
Right view
- Front brake fluid reservoir
- Engine oil filter element
- Dipstick
- Idle adjusting screw
- Rear brake fluid reservoir
- Brake pedal
Left view
Left view
Battery
Fuse box
Owner's tool kit
Shift pedal
Coolant reservoir
...
Controls and instruments
Controls and instruments
1. Clutch lever
Left handlebar switches
Multi-function display
Main switch/steering lock
Tachometer
Right handlebar switches
Throttle grip
Brake lever
...
Other materials:
Checking the cylinder and piston
1. Check:
Piston wall
Cylinder wall
Vertical scratches Replace the
cylinder,
and replace the piston and piston rings as a
set.
2. Measure:
Piston-to-cylinder clearance
a. Measure cylinder bore "C" with the cylinder
bore gauge.
NOTE:
Measure cylinder bore "C" by takin ...
Adjusting the engine idling speed
The engine idling speed must be
checked and, if necessary, adjusted as
follows at the intervals specified in the
periodic maintenance and lubrication
chart.
The engine should be warm before
making this adjustment.
Remove panel A.
Check the engine idling speed
and, if necessary, ...
Intake air pressure sensor
1. Check:
Intake air pressure sensor output voltage
Out of specification Replace the throttle
body.
a. Connect the pocket tester (DC 20 V) to the
throttle body sensor assembly coupler as
shown.
Positive tester probe
pink/white "1"
Negative tester probe
gray/black "2"
...