Toyota Corolla (E120): How to proceed with troubleshooting

1 Vehicle brought to workshop

2 Customer problem analysis

2 Customer problem analysis

3 Problem symptom confirmation

3 Problem symptom confirmation

4 Circuit inspection

4 Circuit inspection

5 Repair or replace

5 Repair or replace

6 Confirmation test

6 Confirmation test

7 End

7 End

Customer problem analysis check

Location

    Share this page:

    Other materials:

    Driving tips
    Winter driving tips Carry out the necessary preparations and inspections before driving the vehicle in winter. Always drive the vehicle in a manner appropriate to the prevailing weather conditions. Preparation for winter ● Use fluids that are appropriate to the prevailing outside temper ...

    Steering wheel audio switches
    Some audio features can be controlled using the switches on the steering wheel. Operation may differ depending on the type of audio system or navigation system. For details, refer to the manual provided with the audio system or navigation system. Operating the audio system using the steering whe ...

    Circuit description
    If the engine coolant temperature (ect) does not reach 75°c (167°f) despite sufficient warm – up time has elapsed. Dtc no Dtc detection condition Trouble area P0128 Condition (a), (b) and (c):  cold start  after engine is warmed up & ...