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:

    Terminals of ecu
    1. Inspect tvip ecu Inspect the ecu–b, dome and ecu–ig fuses. disconnect the tvip ecu connector, and the continuity and voltage of check each terminal of the disconnected connector. Standard: If the result is not as specified, the vehicle’s side may malfunction. Reco ...

    On–vehicle inspection
    1. Inspect w/receiver condenser assy  if a fin of the w/receiver condenser assy is dirty, clean it with water and dry it with compressor air. Notice: do not damage the fin of the w/receiver condenser assy.  if a fin of the w/receiver condenser assy is bent, make it straig ...

    Brake fluid
    Bleeding Notice: wash the brake fluid off immediately if it comes into contact with any painted surface. Hint: if any work is done on the brake system or if air in the brake lines is suspected, bleed the air from the system. 1. Fill reservoir with brake fluid fluid: sae j1703 or fmvss no. ...