Toyota Corolla (E120): Circuit description

The door courtesy switch turns on when the door is opened and off when the door is closed.

Wiring diagram

Inspection procedure

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    Inspection procedure
    1 Check door lock When the door does not operate manually, proceed to ”a”.  when the door does not operate via the key, proceed to ”b”. 2 Inspect door lock control switch W/ power window: remove the power window regulator master switch assy.  Inspect th ...

    Replacement
    1. Drain brake fluid Notice: wash the brake fluid off immediately if it comes into contact with any painted surface. 2. Remove air cleaner cap sub–assy 3. Remove air cleaner case sub–assy  remove the air cleaner element, then remove the 3 bolts and air cleaner case sub–assy. ...

    RCTA function
    ■ Operation of the RCTA function The RCTA function uses rear side radar sensors to detect vehicles approaching from the right or left at the rear of the vehicle and alerts the driver of the presence of such vehicles by flashing the outside rear view mirror indicators and sounding a buzzer. Appr ...