Toyota Corolla (E120): Circuit description

This is the power source of the ecu, hence the actuators.

Wiring diagram

Wiring diagram

Inspection procedure

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    Brake
    On–vehicle inspection 1. Inspect brake line pipes and hoses Hint: work in a well–lighted area. Turn the front wheels fully to the right or left before begining.  check all the brake lines and hoses for: damage wear deformation cracks corrosion leaks bends twi ...

    Windshield/windowglass/mirror
    Preparation Recomended tools Equipment Ssm ...

    Inspection procedure
    Hint: hand–held tester only: narrowing down the trouble area is possible by performing ”a/f control” active test (heated oxygen sensor or other trouble areas can be distinguished).  perform active test using hand–held tester (a/f control). Hint: ”a/f control” is the act ...