Yamaha YZF-R125 Service Manual: Setting the normal mode
NOTE:
The engine speed, coolant temperature, and fault code, if detected, can be displayed on the LCD of the FI diagnostic tool when the tool is connected to the vehicle and is set to the normal mode.
1. Set the main switch to "OFF" and the engine stop switch to "
".
2. Disconnect the self-diagnosis signal connector "1", and then connect the FI diagnostic tool "2" as shown.
3. Set the main switch to "ON" and start the engine.
NOTE:
- The coolant temperature and engine speed appear on the LCD of the FI diagnostic tool.
- "POWER" LED (green) comes on.
- If a malfunction is detected in the system, the "WARNING" LED (orange) comes on.
4. Stop the engine.
NOTE:
If a malfunction is detected in the system, the fault code appears on the
LCD of the FI diagnostic tool
and the "WARNING" LED (orange) comes on.
5. Set the main switch to "OFF" to cancel the normal mode.
6. Disconnect the FI diagnostic tool and connect the self-diagnosis signal connector.
Diagnostic mode
It is possible to monitor the sensor output data or check the activation of
actuators with the FI diagnostic
tool connected to the vehicle and set to the normal mode or the diagnostic
monitoring ...
Setting the diagnostic mode
1. Set the main switch to "OFF" and the engine stop switch to "
".
2. Disconnect the self-diagnosis signal connector "1", and then connect the FI
diagnostic tool "2" as
shown.
3. Disconnect ...
Other materials:
Checking the water pump
1. Check:
Water pump housing cover
Water pump housing
Cracks/damage Replace.
Impeller shaft
Cracks/damage/wear Replace.
Bearing
Rough movement Replace.
Radiator outlet hose
Cracks/damage Replace.
...
Removing the primary drive gear and balancer gears
1. Loosen:
Primary drive gear nut "1"
NOTE:
Place the aluminum plate "a" between the balancer
drive gear "2" and the balancer driven
gear "3", and then loosen the primary drive gear
nut.
2. Straighten the lock washer tab.
3. Loosen:
Balancer driven gear nut "1"
NOTE:
Place ...
Checking the drive chain
1. Measure:
15-link section "a" of the drive chain
Out of specification Replace the drive
chain.
a. Measure the length "a" between the inner
sides of the pins and the length "b" between
the outer sides of the pins on a 15-link section
of the drive chain as shown in the illustration.
...