Toyota Corolla (E120): Components

Overhaul

    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 ...

    How to proceed with troubleshooting
    Hint: carry out troubleshooting in accordance with the procedures on the following page. Here, only the basic procedures are shown. Details are provided in the diagnostics section, showing the most effective methods for each circuit. Confirm the troubleshooting procedures first for the releva ...

    Inspection procedure
    1 Check un–lock warning switch assy Disconnect the key unlock warning switch connector.  check the continuity between the terminals of the key unlock warning switch connector, as shown in the illustration and table. Standard: 2 Check wire harness (tvip ecu unlock warni ...