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Problem Symptoms Table

PROBLEM SYMPTOMS TABLE - POWER DOOR LOCK CONTROL SYSTEM

Problem symptom Suspected area
Door lock switch circuit on driver's door
  1. Power window regulator master switch assy
  2. Mutiplex network door ECU front LH
  3. Front door w/motor lock assy LH
  4. Wire harness
Door lock switch circuit on passenger's door
  1. Door lock control switch assy
  2. Mutiplex network door ECU front RH
  3. Front door w/motor lock assy RH
  4. Wire harness
Key confinement prevention function does not work properly
  1. Unlock warning switch assy
  2. Front door courtesy switch lamp switch (driver side)
  3. Front door w/motor lock assy LH
  4. Mutiplex network door ECU
  5. Transponder key ECU assy
Door lock system does not operate at all
  1. Power window regulator master switch assy
  2. Door lock control switch assy
  3. Mutiplex network door ECU front LH, RH
  4. Theft warning ECU assy
Automatic locking function
  1. Combination meter assy
  2. Theft warning ECU assy