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Power Door Lock Control System

This system uses the multiplex communication system, so check diagnosis system of the multiplex communication system before you proceed with troubleshooting. Refer to MULTIPLEX COMMUNICATION SYSTEM .

POWER DOOR LOCK CONTROL SYSTEM PROBLEM SYMPTOM

Symptom Suspect Area Action
All the doors cannot be locked or unlocked.
(Power Window Control System is normal.)
1. Door Lock Control Switch POWER DOOR LOCK CONTROL SYSTEM
2. Wire Harness -
3. Body No. 1 ECU BODY ECU NO. 1 CONTROL SYSTEM OPERATION CHECK
Only one side door lock control does not operate. 1. Door Lock Motor POWER DOOR LOCK CONTROL SYSTEM
2. Wire Harness -
3. Each Door ECU -
Door key related function does not operate. 1. Door Key Lock and Unlock Switch POWER DOOR LOCK CONTROL SYSTEM
2. Wire Harness -
3. Each Door ECU -
4. Body No. 1 ECU BODY ECU NO. 1 CONTROL SYSTEM OPERATION CHECK
Key confinement prevention function does not operate. 1. Key Unlock Warning Switch INSPECTION
2. Door Courtesy Switch INSPECTION
3. Wire Harness -
4. Each Door ECU -
Luggage compartment door opener function does not operate. 1. Luggage Compartment Door Opener Switch POWER DOOR LOCK CONTROL SYSTEM
2. Luggage Compartment Door Opener Motor POWER DOOR LOCK CONTROL SYSTEM
3. Wire Harness -
4. Body No. 1 ECU BODY ECU NO. 1 CONTROL SYSTEM OPERATION CHECK