How To Proceed With Troubleshooting
WARNING: This page is about a different car, the 2004 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
- VEHICLE BROUGHT TO WORK SHOP
- CUSTOMER PROBLEM ANALYSIS (See CUSTOMER PROBLEM ANALYSIS CHECK )
- CHECK AND CLEAR DTCS (See PRE-CHECK )
- PROBLEM SYMPTOM CONFIRMATION
SYMPTOM DOES NOT OCCUR (GO TO STEP 5)
SYMPTOM OCCURS (GO TO STEP 6 )
- SYMPTOM SIMULATION (See ELECTRONIC CIRCUIT INSPECTION PROCEDURE )
- DTC CHECK (See
PRE-CHECK )
MALFUNCTION CODE (GO TO STEP 7)
NORMAL CODE (GO TO STEP 8 )
- DTC CHART (See
DIAGNOSTIC TROUBLE CODE CHART )
Go: To Step 9
- PROBLEM SYMPTOMS TABLE (See PROBLEM SYMPTOMS TABLE )
- CIRCUIT INSPECTION (See CIRCUIT DESCRIPTION - See CIRCUIT DESCRIPTION )
- CHECK TERMINAL OF ECM (See TERMINALS OF ECM )
- INDEMNIFICATION OF PROBLEM
- REPAIR OR REPLACE
- CONFIRMATION TEST
END
HINT:
Step 3, 6, 9, 13:
Diagnostic steps permitting the use of the hand-held tester.