Toyota Corolla (E120): Precaution

1. Check that the battery cables are connected to the correct terminals.

2. Disconnect the battery cables when the battery is given a quick charge.

3. Do not perform tests with a high voltage insulation resistance tester.

4. Never disconnect the battery while the engine is running.

5. Check that the charging cable is tightened on terminal b of the alternator and the fuse box.

6. Do not check whether the alternator generates or not with connecting terminal f to other terminal.

    Share this page:

    Other materials:

    Circuit description
    The seat position sensor circuit consists of the airbag sensor assy center and seat position sensor. Dtc b1153/25 is recorded when a malfunction is detected in the seat position sensor circuit. Wiring diagram ...

    On–vehicle inspection
    1. Inspect air–fuel ratio compensation system Hint: you can also check the system by choosing ”data monitor”, then ”o2 sensor output voltage” on the monitor of the hand–held tester. Connect the hand–held tester to the terminal 23 (ox1a) @ 7 (e1) and 21 (ox1b) @ 7 (e1) of ...

    General information
    There are many ecu controlled systems used in the corolla. In general, ecu controlled system are considered to be very intricate and require a high level of technical knowledge and expert skill to troubleshoot. The fact is, however, that if you proceed by inspecting the circuits one by one, ...