Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Ignition switch circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check ignition or starter switch assy
- Check the ignition switch, as shown in the illustration and table.
Standard:
2 Check fuse (ecu–b)
- Remove the fuse from the instrument panel j/b.
- check the continuity of the fuse.
Standard: continuity
3 Check relay (marking: ig1)
- Remove the relay from the instrument j/b.
- inspect the relay continuity, as shown in the illustration and table.
Standard:
4 Check tvip ecu
- Disconnect the tvip ecu connector.
- turn the ignition switch on.
- measure the voltage between the terminal of the ecu connector and the body ground, as shown in the illustration and table.
Standard:
Check and replace tvip ecu
Other materials:
Inspection procedure
1 Check d squib circuit(airbag sensor assy center – horn button
assy)
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 horn button assy.
release the airbag ...
Driving assist systems
To keep driving safety and
performance, the following
systems operate automatically
in response to various
driving situations. Be
aware, however, that these
systems are supplementary
and should not be relied
upon too heavily when operating
the vehicle.
Summary of the driving
assist systems
■ ABS ( ...
Audio system types
► Without Multimedia system
► With Multimedia system
► With navigation system
Owners of models equipped with a navigation system should refer to the “Navigation
System Owner's Manual”.
■Using cellular phones
Interference may be heard through the audio system ...