Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Door courtesy switch circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check courtesy lamp switch

- Check the courtesy switch, as shown in the illustration and table.
Standard:



2 Check wire harness (integration relay door courtesy sw)

- Disconnect the integration relay and door courtesy connectors.
- check the continuity between the terminals of the integration relay and door courtesy switch connectors, as shown in the illustration and table.
Standard:


- Disconnect the each door courtesy switch connectors.
- check the continuity between the terminals of the integration relay and door courtesy switch connectors, as shown in the illustration and table.
Standard:



3 Check wire harness (tvip ecu luggage compartment light sw)

- Disconnect the tvip ecu and luggage comportment light switch connectors.
- check the continuity between the terminals of the tvip ecu and luggage compartment light switch connectors, as shown in the illustration and table.
Standard:



Proceed to next circuit inspection shown on problem symptoms table
Other materials:
Speed sensor front lh
Replacement
Hint:
replace the rh side by the same procedure as the lh side.
1. Remove front wheel
2. Remove front fender liner lh
3. Remove speed sensor front lh
Disconnect the speed sensor wire harness clamp from
the body.
disconnect the speed sensor connector.
Remo ...
Precaution
1. Handling precautions on steering system
care must be taken when replacing parts. Incorrect replacement may
affect the performance of the
steering system and result in a driving hazard.
2. Handling precautions on srs airbag system
the vehicle is equipped with srs (suppl ...
Circuit description
The speed sensor detects wheel speed and transmits the appropriate
signals to the ecu. These signals are used for control
of the abs control system. Each of the front and rear rotors has
48 serrations.
When the rotors rotate, the magnetic field generated by the permanent
magnet in the spe ...


