Toyota Corolla (E120) 2002–2008 Repair Manual / Supplemental restraint system
Toyota Corolla (E120): Supplemental restraint system
- Supplemental restraint systems
- Horn button assy
- Spiral cable sub–assy
- Instrument panel passenger air bag assy
- Front seat airbag assy rh
- Air bag sensor assy center
- Air bag front rh sensor
- Air bag sensor front lh
- Side air bag sensor assy rh
- Seat position air bag sensor
Other materials:
Rear combination lamp assy lh
Replacement
Using a clipremover, remove the 2 clips and disconnect
the luggage compartment trim cover lh.
Disconnect the connector and remove the 3 nuts.
Pull out the rear combination light assy lh to the back of
the vehicle, and remove.
...
How to proceed with troubleshooting
The hand–held tester can be used at step 4, 6, 8 and 9.
1 Vehicle brought to workshop
2 Customer problem analysis
3 Warning light check
4 The dtcs check (present and past dtcs)
5 The dtcs chart
6 Circuit inspection
7 Repair
8 Clear the dtcs (present and past dtcs)
9 The dt ...
Circuit description
In the diagram below, when the engine is cranked, current flows from terminal
st2 of the ignition switch to
the starter relay coil and also current flows to terminal sta of the ecm (sta
signal).
When the sta signal and ne signal are input to the ecm, tr is turned on, current
flows to the c ...