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

    Share this page:

    Other materials:

    Tire & wheel
    Wheel and tire system Inspection 1. Inspect tire  check the tires for wear and proper inflation pressure. Cold tire inflation pressure: Using a dial indicator, check the tire runout. Tire runout: 3.0 Mm (0.118 In.) Or less 2. Rotate tire Hint: see the illustration ...

    On–vehicle inspection
    1. Inspect sliding roof function  check the slide opening operation (manual).  Turn the ignition switch on.  When keeping operating the sliding roof switch to the open side, check that the roof glass will slide and be fully opened.  check the slide closing ...

    Data list/active test
    1. Data list Hint: using the data list displayed by the hand–held tester or the obd ii scan tool, you can read the value of the switches, sensors, actuators and so on without parts removal. Reading the data list as a first step of troubleshooting is one method to shorten diagnostic time. ...