Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system
Toyota Corolla (E120): Toyota vehicle intrusion protection system
- How to proceed with troubleshooting
- Terminals of ecu
- Problem symptoms table
- Indicator light circuit
- Ecu power source circuit
- Ignition switch circuit
- Horn relay circuit
- Light control switch circuit
- Hazard warning switch circuit
- Starter cut relay circuit
- Key unlock warning switch circuit
- Glass breakage sensor circuit
- Door courtesy switch circuit
- Door unlock detection switch circuit
- Door key lock and unlock switch circuit
- Tvip ecu communication circuit
Other materials:
Seat belt warning lamp for front passenger’s seat
does not flash
Wiring diagram
Inspection procedure
1 Inspect combination meter assy
Ground terminal c9–11 on the combination meter side.
check that the warning lightlights up.
Ok: warning light lights up.
2 Inspect passenger seat belt warning lamp assy
Ground terminal c9– ...
Inspection procedure
1 Check wire harness(dlc3 – airbag sensor assy center)
Turn the ignition switch to the lock position.
disconnect the aribag sensor assy center connector.
measure the resistance according to the value(s) in the
table below.
Standard:
2 Check wire harness(cg of dl ...
Catalyst monitor (o2s type)
Preconditions
The monitor will not run unless:
mil is off.
Engine coolant temperature (ect) is 176°f (80 °C) or greater.
Intake air temperature (iat) is 14°f (–10 °C) or greater.*
Notice:
* 2002 and later my vehicles:
the readiness test can be completed in cold ambient c ...


