Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Hazard warning switch circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check hazard warning signal switch assy

- Check the hazard warning switch continuity, as shown in the illustration and table.
Standard:



2 Check turn signal flasher assy


3 Check wire harness (tvip ecu turn signal flasher)

- Disconnect the tvip ecu and turn signal flasher connectors.
- check the continuity between the terminals of the tvip ecu and turn signal flasher connectors, as shown in the illustration and table.
Standard:



4 Check wire harness (hazard warning switch body ground)

- Disconnect the hazard warning switch connector.
- check the continuity between the terminal of the hazard warning switch connector and the body ground, as shown in the illustration and table.
Standard:



Check and replace tvip ecu
Other materials:
For vehicles equipped with srs airbag and seat belt pretensioner
Hint:
the vehicle is equipped with an srs (supplemental restraint system), such as the
horn button assembly,
the instrument panel passenger airbag assembly, the front seat airbag assembly,
the center airbag sensor
assembly, the front airbag sensor, the side airbag sensor and the seat belt
p ...
Tire pressure warning system (if equipped)
Your vehicle is equipped with a tire pressure warning system that uses tire pressure
warning valves and transmitters to detect low tire inflation pressure before serious
problems arise.
◆ Installing tire pressure warning valves and transmitters
When replacing tires or wheels, tire press ...
Rear axle beam assy
Replacement
Hint: components:
1. Remove rear wheel
remove the rh and lh rear wheels.
2. Remove rear brake drum sub–assy
3. Separate skid control sensor wire
Disconnect the skid control sensor connector.
remove the 2 bolts and separate the wire harness
clamp ...


