POWER DOOR LOCK CONTROL SYSTEM > PROBLEM SYMPTOMS TABLE

for Preparation Click here

HINT:

Use the table below to help determine the causes of the problem symptom. The potential cases of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected area in the order they are listed. Replace parts as necessary.

Power door lock control system
Symptom	Suspected area	See page
All Doors LOCK/UNLOCK Functions do not Operate Via Master Switch, Driver Side Door Key Cylinder	FR DOOR LH fuse*1	Click here
	FR DOOR RH fuse*2	Click here
	MPX-B fuse	Click here
	D/C CUT fuse	Click here
	Front door lock assembly (driver side)	Click here
	Wire harness	Click here
	Multiplex network master switch assembly	Click here
	Driver door ECU	Click here
	Cowl side junction block RH (multiplex network body ECU)	Click here
All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch	FR DOOR RH fuse*1	Click here
	FR DOOR LH fuse*2	Click here
	MPX-B fuse	Click here
	Door control switch assembly	Click here
	Wire harness	Click here
	Passenger door ECU	Click here
	Cowl side junction block RH (multiplex network body ECU)	Click here
Only Driver Door LOCK/UNLOCK Functions do not Operate	Front door lock assembly (driver side)	Click here
	Wire harness	Click here
	Driver door ECU	Click here
Only Passenger Door LOCK/UNLOCK Functions do not Operate	Front door lock assembly (passenger side)	Click here
	Wire harness	Click here
	Passenger door ECU	Click here
Only Rear Door LH LOCK/UNLOCK Functions do not Operate	RR DOOR LH fuse	Click here
	Rear door lock assembly LH	Click here
	Wire harness	Click here
	Rear multiplex network door ECU LH	Click here
Only Rear Door RH LOCK/UNLOCK Functions do not Operate	RR DOOR RH fuse	Click here
	Rear door lock assembly RH	Click here
	Wire harness	Click here
	Rear multiplex network door ECU LH	Click here
Key lock-in prevention function does not work properly (manual operation and key-linked lock are available)	Front door courtesy light switch assembly (driver side)	Click here
	Wire harness	Click here
	Cowl side junction block RH (multiplex network body ECU)	Click here
Double Lock Function does not Operate Properly	Front door lock assembly	Click here
	Rear door lock assembly	Click here
	Wire harness	Click here
	Door ECU	Click here
	Cowl side junction block RH (multiplex network body ECU)	Click here

HINT:

*1: LHD

*2: RHD