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Home >> Toyota >> 2007 >> Sienna LE, AWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Door Lock >> Power Door Lock Control System >> Problem Symptoms Table

Problem Symptoms Table

HINT:

Inspect the fuse and relay before investigating the suspected areas shown in the table below.

POWER DOOR LOCK CONTROL SYSTEM 

PROBLEM SYMPTOMS CHART

Symptom Suspected Area See information
All doors cannot be locked/unlocked at once 1. DR/LCK fuse ALL DOORS CANNOT BE LOCKED / UNLOCKED AT ONCE 
2. ECU-B fuse ALL DOORS CANNOT BE LOCKED / UNLOCKED AT ONCE 
3. Power window regulator master switch assembly ALL DOORS CANNOT BE LOCKED / UNLOCKED AT ONCE 
4. Door control switch (Passenger side) ALL DOORS CANNOT BE LOCKED / UNLOCKED AT ONCE 
5. Front door lock assembly LH (Driver side) ALL DOORS CANNOT BE LOCKED / UNLOCKED AT ONCE 
6. Front door lock assembly RH (Passenger side) ALL DOORS CANNOT BE LOCKED / UNLOCKED AT ONCE 
7. Driver side J/B assembly (Multiplex network body ECU) ALL DOORS CANNOT BE LOCKED / UNLOCKED AT ONCE 
8. Wire harness ALL DOORS CANNOT BE LOCKED / UNLOCKED AT ONCE 
Key lock-in prevention function does not work properly (Manual operation and operation interlocked with key are active) 1. Un-lock warning switch assembly KEY LOCK-IN PREVENTION FUNCTION DOES NOT WORK PROPERLY (MANUAL OPERATION AND OPERATION INTERLOCKED WITH KEY ARE ACTIVE) 
2. Front door courtesy light switch assembly (Driver side) KEY LOCK-IN PREVENTION FUNCTION DOES NOT WORK PROPERLY (MANUAL OPERATION AND OPERATION INTERLOCKED WITH KEY ARE ACTIVE) 
3. Driver side J/B assembly (Multiplex network body ECU) KEY LOCK-IN PREVENTION FUNCTION DOES NOT WORK PROPERLY (MANUAL OPERATION AND OPERATION INTERLOCKED WITH KEY ARE ACTIVE) 
4. Wire harness KEY LOCK-IN PREVENTION FUNCTION DOES NOT WORK PROPERLY (MANUAL OPERATION AND OPERATION INTERLOCKED WITH KEY ARE ACTIVE) 
Only back door cannot be opened 1. Back door opener switch assembly ONLY BACK DOOR CANNOT BE OPENED 
2. Back door lock w/ motor assembly ONLY BACK DOOR CANNOT BE OPENED 
3. Power back door ECU ONLY BACK DOOR CANNOT BE OPENED 
4. Driver side J/B assembly (Multiplex network body ECU) ONLY BACK DOOR CANNOT BE OPENED 
5. Wire harness ONLY BACK DOOR CANNOT BE OPENED