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 your information
Main Owner’s Manual
Please note that this manual applies to all models and explains all equipment,
including options. Therefore, you may find some explanations for equipment not installed
on your vehicle.
All specifications provided in this manual are current at the time of printing.
Howeve ...
Circuit description
When the brake pedal is depressed, the stop lamp switch assy sends a signal
to the cruise control ecu assy.
When the cruise control ecu assy receives this signal, it cancels the cruise
control.
A fail–safe function is provided so that cancel functions normally, even if
there is a malfu ...
Riding with children
Observe the following precautions
when children are
in the vehicle.
Use a child restraint system
appropriate for the child,
until the child becomes
large enough to properly
wear the vehicle's seat belt.
It is recommended that children
sit in the rear seats to
avoid accidental contact
with the ...


