Toyota Corolla (E120) 2002–2008 Repair Manual / Vehicle control system
Toyota Corolla (E120): Vehicle control system
Ignition or starter switch assy
Replacement
1. Remove steering column cover
2. Remove ignition or starter switch assy

- Disconnect the ignition switch connector and unlock warning switch connector.
- remove the 2 clamps.
- remove the 2 screws and ignition switch.
Inspection
1. Inspect ignition or starter switch assy

- Inspect the ignition switch.
Standard:

If the continuity is not as specified, replace the switch.
Other materials:
Starting & charging
Preparation
Sst
Recomended tools
Equipment
...
Inspection procedure
1 Check p/t squib(rh) circuit(airbag sensor assy center – front
seat outer belt assy rh)
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 seat belt pretensio ...
Monitor description
Dtc p0451, p0452 or p0453 is recorded by the ecm when the vapor pressure
sensor malfunctions.
P0451
The ecm senses pressure in the fuel tank using the vapor pressure sensor. The
ecm supplies the sensor
with a regulated 5 v reference–voltage and the sensor returns a signal voltage
betwee ...


