Toyota Corolla (E120): Problem symptoms table

Hint

: use the table below to help determine the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.

1. Headlamp and tail lamp

2. Front fog lamp system

2. Front fog lamp system

3. Turn signal and hazard warning system

3. Turn signal and hazard warning system

4. Stop lamp system

4. Stop lamp system

5. Back up lamp system

5. Back up lamp system

6. Interior lamp system

6. Interior lamp system

7. Light control rheostat system

7. Light control rheostat system

On–vehicle inspection

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    Circuit description
    The door key lock and unlock switch is built in the door lock motor. Wiring diagram Inspection procedure 1 Check door lock 2 Check wire harness (tvip ecu  door lock) Disconnect the tvip ecu and door lock connectors.  check the continuity between the terminals of the t ...

    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 ...

    Circuit description
    The p squib (2nd step) circuit consists of the airbag sensor assy center and instrument panel passenger airbag assy. It causes the srs to deploy when the srs deployment conditions are satisfied. Dtc b1185/57 is recorded when a short is detected in the p squib (2nd step) circuit. Wiri ...