Toyota Corolla (E120): Circuit description

The door key lock and unlock switch is built in the door lock motor.

Wiring diagram

Inspection procedure

Inspection procedure

1 Check door lock

2 Check wire harness (tvip ecu  door lock)

2 Check wire harness (tvip ecu  door lock)

  1. Disconnect the tvip ecu and door lock connectors.
  2.  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)

3 Check wire harness (door lock  body ground)

  1. Disconnect the door lock connector.
  2.  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

Proceed to next circuit inspection shown on problem symptoms table

    Share this page:

    Other materials:

    Door control transmitter
    Registration 1. Registration of recognition code Hint: the add mode is used to retain the already registered codes while registering a new recognition code. This mode is used when adding a transmitter. If the number of the registered codes exceeds 4, the previously registered code wi ...

    Fuel
    Service data Torque specification Emission control Service data ...

    Bluetooth®
    ■When using the Bluetooth® audio system ●In the following situations, the system may not function. • The portable player does not support Bluetooth® • The cellular phone is located outside the service area • The Bluetooth® device is switched off • The Bluetooth® device h ...