Toyota Corolla (E120): Circuit description

The integration relay receives a switch signal from the master switch, door lock control switch or the driver’s door key and then drives the door lock motor.

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Have the malfunction repaired immediately. (vehicles with a smart key system)
    After taking the specified steps to correct the suspected problem, check that the warning message and light go off. ■Warning buzzer ...

    Inspection
    1. Charcoal canister assy Visually check the charcoal canister for cracks or damage. Inspect the charcoal canister operation.  Plug the vent port with the cap.  While holding the purge port closed, blow air (1.76 Kpa, 18 gf/cm2, 0.26 Psi) into the evap port and ...

    Circuit description
    The vehicle speed sensor circuit is sent to cruise control ecu assy as a vehicle speed signal. For each rotation of the shaft, the vehicle speed sensor sends a signal through the combination meter assembly to the cruise control ecu assy (see the following chart). The cruise control ecu assy ...