Toyota Corolla (E120): Circuit description

The door control receiver receives a signal from the transmitter and sends this signal to the integration relay.

Then, the integration relay controls door operation by sending a door lock/unlock signal to each door lock motor.

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Inspection procedure
    1 Check d squib circuit(airbag sensor assy center – horn button assy) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds. disconnect the connectors between the airbag sensor assy center and the horn button assy. release the airbag activ ...

    Headlight aim (vehicles with front side marker lights [bulb type] )
    Vertical movement adjusting bolts Adjustment bolt A Adjustment bolt B Before checking the headlight aim Make sure the vehicle has a full tank of gasoline and the area around the headlight is not deformed. Park the vehicle on level ground. Make sure the tire inflation pressure is at the ...

    Check mode procedure
    Hint: hand–held tester only: compared to the normal mode, the check mode has more sensing ability to detect malfunctions. Furthermore, the same diagnostic items which are detected in the normal mode can also be detected in the check mode. 1. Check mode procedure(using the hand–held tester) ...