Toyota Corolla (E120): Circuit description

The sensor check circuit detects abnormalities in the speed sensor signal which cannot be detected with the dtc check.

Connecting terminals ts and cg of the dlc3 starts the check.

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Foamed material application areas
    If an increase in temperature or other condition damages the foamed material when repairing or replacing the panel, fill in the insufficient areas with urethane foam. The following illustration shows the areas for one side, but the foamed material must be applied equally to both the left and r ...

    Pre–check
    1. Diagnosis system Release the parking brake lever.  check the warning lights. When the ignition switch is turned on, check that the abs warning light and brake warning light goes on for 3 sec. Hint: when the parking brake is applied or the level of the brake fluid is low, the ...

    Circuit description
    The side airbag sensor assy (lh) circuit consists of the diagnosis circuit and lateral deceleration sensor, etc. It receives signals from the lateral deceleration sensor, judges whether or not the srs must be activated, and detects diagnosis system malfunction. Dtc b1141/33 is recorded wh ...