How To Proceed With Troubleshooting
WARNING: This page is about a different car, the 2007 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
- VEHICLE BROUGHT TO WORKSHOP
- CUSTOMER PROBLEM ANALYSIS
- CHECK BODY MULTIPLEX COMMUNICATION SYSTEM
- Check for DTC output.
HINT:
(See DTC CHECK / CLEAR )
MULTIPLEX DTC OUTPUTS (PROCEED TO " DIAGNOSTIC TROUBLE CODE TABLE ")
NO MULTIPLEX DTC (GO TO STEP 4)
- Check for DTC output.
- CHECK CAN COMMUNICATION SYSTEM
- Check for DTC output.
HINT:
(See DIAGNOSIS SYSTEM )
CAN DTC OUTPUTS (PROCEED TO "CAN COMMUNICATION SYSTEM ")
NO CAN DTC (GO TO STEP 5)
- Check for DTC output.
- PROBLEM SYMPTOM CONFIRMATION
- PROBLEM SYMPTOMS TABLE
HINT:
(See PROBLEM SYMPTOMS TABLE )
- CIRCUIT INSPECTION
- REPAIR OR REPLACE
- CONFIRMATION TEST
NEXT: END