Toyota Corolla (E120): Circuit description

The srs warning light is located on the combination meter.

When the srs is normal, the srs warning light lights up for approx. 6 Seconds after the ignition switch is turned from the lock position to on position, and then turns off automatically.

If there is a malfunction is the srs, the srs warning light lights up to inform the driver of the abnormality.

When terminals tc and cg of the dlc3 are connected, the dtc is displayed by blinking the srs warning light.

Wiring diagram

    Share this page:

    Other materials:

    Inspection procedure
    1 Inspect stop lamp switch assy 2 Check harness and connector(stop lamp switch assy – ecm)   Install the stop lamp switch assy.  disconnect the ecm connector.  measure the voltage according to the value(s) in the table below when the brake pedal is depressed and rele ...

    Circuit description
    The airbag sensor front lh circuit consists of the airbag sensor assy center and airbag sensor front lh. Dtc b1158/b1159/16 is recorded when malfunction is detected in the airbag sensor front lh circuit. Wiring diagram ...

    Inspection procedure
    Hint: hand–held tester only: narrowing down the trouble area is possible by performing ”a/f control” active test (heated oxygen sensor or other trouble areas can be distinguished). Perform active test using hand–held tester (a/f control). Perform active test using the hand–held ...