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:
Inspection procedure
1 Check side squib(lh) circuit(airbag sensor assy center – front
seat airbag assy lh)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the front seat airbag assy ...
Fuel system
Precaution
1. Before working on fuel system, disconnect negative (–) terminal cable
from
battery
2. Do not smoke or work near an open flame when working on fuel system
3. Keep gasoline away from rubber or leather parts
4. Work for prevent gasoline from spilling out
Remove the rear s ...
Circuit description
The ecm compares the two waveforms of the heated oxygen sensors located
before and after the catalyst
to determine whether or not the catalyst performance has deteriorated.
Air–fuel ratio feedback compensation keeps the waveform of the heated oxygen
sensor in front of the catalyst
alterna ...


