POWER DOOR LOCK CONTROL SYSTEM > HOW TO PROCEED WITH TROUBLESHOOTING

1. VEHICLE BROUGHT TO WORKSHOP

2. CUSTOMER PROBLEM ANALYSIS CHECK

3. INSPECT AUXILIARY BATTERY VOLTAGE

4. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

5. INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*

6. CHECK FOR DTC (MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY)*

7. CHECK FOR DTC (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU))*

8. PROBLEM SYMPTOMS TABLE

9. OVERALL ANALYSIS AND TROUBLESHOOTING*

10. REPAIR OR REPLACE

11. CONFIRMATION TEST