Toyota Corolla (E120): How to proceed with troubleshooting

The hand–held tester can be used at step 4, 6, 8 and 9.

1 Vehicle brought to workshop

2 Customer problem analysis

2 Customer problem analysis

3 Warning light check

3 Warning light check

4 The dtcs check (present and past dtcs)

4 The dtcs check (present and past dtcs)

5 The dtcs chart

5 The dtcs chart

6 Circuit inspection

6 Circuit inspection

7 Repair

7 Repair

8 Clear the dtcs (present and past dtcs)

8 Clear the dtcs (present and past dtcs)

9 The dtcs check (present and past dtcs)

9 The dtcs check (present and past dtcs)

10 Symptom simulation

10 Symptom simulation

11 Confirmation test

11 Confirmation test

End

End

Customer problem analysis check

Pre–check

    Share this page:

    Other materials:

    Emergency towing
    If a tow truck is not available in an emergency, your vehicle may be temporarily towed using a cable or chain secured to the emergency towing eyelet. This should only be attempted on hard surfaced roads for short distances at low speeds. A driver must be in the vehicle to steer and operate the ...

    Confirmation driving pattern
    Connect the hand–held tester or the obd ii scan tool to the dlc3.  record dtcs and the freeze frame data.  set the check mode using the hand–held tester .  read the value on the misfire counter for each cylinder when idling. If the value is displayed on the misfire c ...

    Inspection procedure
    Hint: perform the troubleshooting of dtc p0335 first. If no trouble is found, troubleshoot the engine mechanical systems. Read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When tr ...