Toyota Corolla (E120): Circuit description
The door key lock and unlock switch is built in the door lock motor.
Wiring diagram

Inspection procedure
1 Check door lock


2 Check wire harness (tvip ecu door lock)

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



3 Check wire harness (door lock body ground)

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



Proceed to next circuit inspection shown on problem symptoms table
Other materials:
Inspection and adjustment procedure
1 Tire valve
2 Tire pressure gauge
1 Remove the tire valve cap.
2 Press the tip of the tire pressure gauge onto the tire valve.
3 Read the pressure using the gauge gradations.
4 If the tire inflation pressure is not at the recommended level, adjust the pressure.
If you add too much air, pres ...
When the contact is empty
You can transfer the phone numbers in a Bluetooth® phone to the system.
Operation methods differ between PBAP (Phone Book Access Profile) compatible
and PBAP incompatible Bluetooth® phones. If the cellular phone does not support
either PBAP or OPP (Object Push Profile) service, you cannot tra ...
Headlight switch
The headlights can be operated
manually or automatically.
Operating instructions
Operating theswitch
turns on the lights as follows:
For the U.S.A.
The headlights, daytime
running lights and
all the lights listed below turn
on and off automatically.
The side marker,
parking,
LED ac ...


