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Problem Symptoms Table

POWER DOOR LOCK CONTROL SYSTEM 

PROBLEM SYMPTOMS CHART

Symptom Suspected area
All doors cannot be locked/unlocked simultaneously by neither door control switch nor door key cylinder Power source circuit (Main body ECU RH)
Replace main body ECU RH (Cowl side J/B RH)
All doors cannot be locked/unlocked simultaneously by driver side door control switch Multiplex network master switch assembly
Replace main body ECU RH (Cowl side J/B RH)
All doors cannot be locked/unlocked simultaneously by front passenger side door control switch Door control switch circuit (Front passenger side door)
Replace main body ECU RH (Cowl side J/B RH)
All doors cannot be locked/unlocked simultaneously by door key cylinder Driver side door key lock and unlock switch circuit
Multiplex network master switch assembly
Replace main body ECU RH (Cowl side J/B RH)
Driver side door lock does not operate Driver side door lock motor circuit
Replace main body ECU RH (Cowl side J/B RH)
Passenger side door lock does not operate Front passenger side door lock motor circuit
Replace main body ECU RH (Cowl side J/B RH)
Rear LH side door lock does not operate Rear door lock motor LH circuit
Replace main body ECU RH (Cowl side J/B RH)
Rear RH side door lock does not operate Rear door lock motor RH circuit
Replace main body ECU RH (Cowl side J/B RH)
Key lock-in prevention function does not work properly (manual operation and key-linked lock are active) Door courtesy switch circuit (Driver side)
Smart access system with push-button start
Replace main body ECU RH (Cowl side J/B RH)
One or more doors cannot be locked/unlocked simultaneously (Wireless key operation) Wireless door lock system
Driver side door unlock detection switch circuit
Front passenger door unlock detection switch circuit
Rear door unlock detection switch LH circuit
Rear door unlock detection switch RH circuit
Replace main body ECU RH (Cowl side J/B RH)
One or more doors cannot be locked/unlocked simultaneously (Theft deterrent operation) Theft deterrent system
Driver side door unlock detection switch circuit
Front passenger door unlock detection switch circuit
Rear door unlock detection switch LH circuit
Rear door unlock detection switch RH circuit
Replace main body ECU RH (Cowl side J/B RH)