Toyota Corolla (E120) 2002–2008 Repair Manual / Clutch / Clutch start switch assy (mtm) / On–vehicle inspection
Toyota Corolla (E120): On–vehicle inspection
1. Check clutch start system

- Check that the engine does not start when the clutch pedal is released.
- check that the engine starts when the clutch pedal is fully depressed.
If necessary, replace the clutch start switch assy.
Other materials:
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
Symptom does not occur (go to
step 5)
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Confirmation test
End
...
Circuit description
When the idle switch is turned on, a signal is sent to the cruise control ecu
assy. The cruise control ecu
assy uses this signal to correct the discrepancy between the throttle valve
position and the actuator position
sensor values to enable accurate cruise control at the set speed. If the idl ...
Customer problem analysis
Hint:
in troubleshooting, the problem symptoms must be confirmed
accurately, meaning that all preconceptions
must be set aside in order to make an accurate judgement. To ascertain what
the problem symptoms
are, it is extremely important to ask the customer about the problem and
cond ...


