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Problem Symptoms Table

PROBLEM SYMPTOMS

Problem symptom Suspected area
Door lock switch circuit on driver's door. 1. POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY 
2. MUTIPLEX NETWORK DOOR ECU 
3. Wire Harness
4. FRONT DOOR LOCK ASSEMBLY 
Door lock switch circuit on passenger's door. 1. DOOR LOCK CONTROL SWITCH ASSEMBLY 
2. MUTIPLEX NETWORK DOOR ECU 
3. Wire Harness
4. FRONT DOOR LOCK ASSEMBLY 
Key confinement prevention function does not work properly. 1. KEY UNLOCK WARNING SWITCH ASSEMBLY 
2. DOOR COURTESY SWITCH 
3. DOOR LOCK MOTOR DRIVER'S SIDE 
4. DOOR LOCK MOTOR PASSENGER'S SIDE 
5. MUTIPLEX NETWORK DOOR ECU 
6. TRANSPONDER KEY ECU 
Door lock system does not operate at all. 1. POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY 
2. DOOR LOCK CONTROL SWITCH 
3. MUTIPLEX NETWORK DOOR ECU (DRIVER'S SIDE) 
4. MUTIPLEX NETWORK DOOR ECU (PASSENGER'S SIDE) 
5. THEFT WARNING ECU 
Automatic locking function. 1. SPEED METER ASSEMBLY
2. THEFT WARNING ECU