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

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    Other materials:

    Front seats
    Adjustment procedure Manual seat Seat position adjustment lever Seatback angle adjustment lever Vertical height adjustment lever (driver's side only) Power seat (driver's side only) WARNING ■When adjusting the seat position Take care when adjusting the seat position to ensure that ot ...

    Circuit description
    The o/d main switch (transmission control switch) is a momentary type switch. When pressing the o/d main switch, the o/d off indicator light lights up and the ecm prohibits shifting into o/d, and when pressing it once again, the o/d off indicator light goes off and the ecm allows shifting in ...

    Phone screen
    To display the screen shown below, press the switch on the steering wheel or the button. Several functions are available to operate on each screen that is displayed by selecting the 4 tabs. 1 Device name 2 Bluetooth® connection status ■ Telephone switch ■ Microphone υ ...