How To Proceed With Troubleshooting
WARNING: This page is about a different car, the 2006 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
Use this procedure to troubleshoot the front power seat control system with memory function.
- VEHICLE BROUGHT TO WORKSHOP
- CUSTOMER PROBLEM ANALYSIS CHECK AND PROBLEM SYMPTOM CHECK (SEE CUSTOMER PROBLEM ANALYSIS CHECK )
- PROBLEM SYMPTOM SIMULATION
SYMPTOM DOES NOT OCCUR (GO TO STEP 4 )
SYMPTOM OCCURS (GO TO STEP 6 )
- SYMPTOM SIMULATION (see SYMPTOM SIMULATION )
- OVERALL ANALYSIS AND TROUBLESHOOTING
- See ON-VEHICLE INSPECTION
- See TERMINALS OF ECU
- Circuit inspection (See ECU POWER SOURCE CIRCUIT - DOOR COURTESY SWITCH CIRCUIT )
- SEE PROBLEM SYMPTOMS TABLE
- ADJUST, REPAIR OR REPLACE
- CONFIRMATION TEST
NEXT: END