Toyota Corolla (E120): Door courtesy switch circuit

Inspection procedure

Circuit description

Other materials:

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 active te ...

Radio broadcast cannot be received (bad reception)
Inspection procedure 1 Check if radio auto–search functions properly Check if the radio auto–search functions properly.  Perform the auto–search of the radio and check that it functions normally. Standard: the radio auto–search functions properly. 2 Check optional ...

Check mode procedure
Hint: hand–held tester only: compared to the normal mode, the check mode has more sensing ability to detect malfunctions. Furthermore, the same diagnostic items which are detected in the normal mode can also be detected in the check mode. 1. Check mode procedure(using the hand–held tester) ...