Toyota Corolla (E120): Circuit description

The key unlock warning switch comes on when the ignition key is inserted in the key cylinder and goes off when the ignition key is removed.

Wiring diagram

Inspection procedure

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    Driving support system information display
    ■ Driving support system information Select to display the operational status of the following systems: LTA (Lane Tracing Assist) LDA (Lane Departure Alertl) Dynamic radar cruise control ■ Navigation system-linked display (if equipped) Select to display the following navigation system-linke ...

    Instrument panel
    Engine switch Starting the engine/changing the positions*1 Starting the engine/changing the modes*2 Emergency stop of the engine When the engine will not start Warning messages Shift lever Changing the shift position Precautions for towing When the shift lever does not move Meters Read ...

    Disabling the TRAC system
    If the vehicle gets stuck in mud, dirt or snow, the TRAC system may reduce power from the engine to the wheels. Pressing to turn the system off may make it easier for you to rock the vehicle in order to free it. To turn the TRAC system off, quickly press and release . The “TRAC OFF” ind ...