Toyota Corolla (E120): Circuit description

The door courtesy switch turns on when the door is opened and off when the door is closed.

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Circuit description
    A thermistor is built in the engine coolant temperature sensor and changes the resistance value according to the engine coolant temperature. The structure of the sensor and connection to the ecm is the same as those of the intake air temperature sensor. Hint: if the ecm detects the dtc ...

    About this vehicle
    1. Structural outline 2. Notice about vehicle condition when jacking up vehicle (a) notice for using jack and safety stand (B) notice for using swing arm type lift (C) notice for using plate type lift 3. Damage diagnosis 4. Components (a) front bumper (B) side mu ...

    Aluminum wheel precautions (if equipped)
    ● Use only Toyota wheel nuts and wrenches designed for use with your aluminum wheels. ● When rotating, repairing or changing your tires, check that the wheel nuts are still tight after driving 1000 miles (1600 km). ● Be careful not to damage the aluminum wheels when using tir ...