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

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    Circuit description
    The srs warning light is located on the combination meter. When the srs is normal, the srs warning light lights up for approx. 6 Seconds after the ignition switch is turned from the lock position to on position, and then turns off automatically. If there is a malfunction in the srs, the srs ...

    Tire rotation
    Rotate the tires in the order shown. Front To equalize tire wear and extend tire life, Toyota recommends that tire rotation is carried out at the same interval as tire inspection. Vehicles with a tire pressure warning system: Do not fail to initialize the tire pressure warning system after tire ...

    Headlight switch
    The headlights can be operated manually or automatically. Operating instructions Operating theswitch turns on the lights as follows: For the U.S.A. The headlights, daytime running lights and all the lights listed below turn on and off automatically.   The side marker, parking, LED ac ...