Toyota Corolla (E120): How to proceed with troubleshooting

1 Vehicle brought in

2 Customer problem analysis check and symptom check

2 Customer problem analysis check and symptom check

3 Problem symptoms table

3 Problem symptoms table

  1. Without applicable symptoms, proceed to ”a”
  2.  with applicable symptoms, proceed to ”b”

4 Perform troubleshooting in the following method, depending on

4 Perform troubleshooting in the following method, depending on malfunction symptom

  1. Terminals of ecu
  2.  inspection
  3.  on–vehicle inspection

5 Adjustment, repair or replacement

End

End

Customer problem analysis check

Location

Location

Terminals of ecu

    Share this page:

    Other materials:

    Abbreviations used in this manual
    ...

    Audio & visual system
    Preparation Sst Recomended tools Equipment ...

    For vehicles equipped with catalytic converter
    Caution: if large amount of unburned fuel flows into the converter, it may cause overheating and a fire hazard. To prevent this, observe the following precautions. Use only unleaded gasoline.  avoid prolonged idling. Avoid running the engine at idle speed for more than 20 minutes. ...