POWER MIRROR CONTROL SYSTEM PROBLEM SYMPTOMS TABLE

Tech Tips

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.
If the auxiliary battery voltage becomes low, rear mirror heater operation is canceled to prioritize supplying power to the power steering system.

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Power Mirror Control System
Symptom	Suspected Area	Link
Driver side power mirror cannot be adjusted with power mirror switch	Proceed to "Driver Side Power Mirror cannot be Adjusted with Power Mirror Switch"	Click here
Front passenger side power mirror cannot be adjusted with power mirror switch	Proceed to "Front Passenger Side Power Mirror cannot be Adjusted with Power Mirror Switch"	Click here
Power mirror cannot be adjusted with power mirror switch	Proceed to "Power Mirror cannot be Adjusted with Power Mirror Switch"	Click here
Mirror heater does not operate with rear defogger switch	Proceed to "Mirror Heater does not Operate with Rear Defogger Switch"	Click here
Mirror heater, rear window defogger and windshield deicer*3 do not operate	Power steering system (auxiliary battery voltage reduction history)	Click here
Power retract mirrors do not operate with power retract mirror switch	Proceed to "Power Retract Mirrors do not Operate with Power Retract Mirror Switch"	Click here
AUTO power retract mirrors do not operate	Proceed to "AUTO Power Retract Mirrors do not operate"	Click here
Position memorization or recall of a memorized position is not possible	Proceed to "Power Mirror Surface Position is not Memorized"	Click here
Reverse shift-linked function of power mirrors does not operate	Proceed to "Reverse Shift-linked Function of Power Mirrors does not Operate"	Click here
Reverse shift-linked function of power mirrors does not return	Main body ECU (Multiplex network body ECU)*1	Click here
	Main body ECU (Multiplex network body ECU)*2	Click here
Driver side reverse shift-linked function of power mirrors does not return	Outer rear view mirror assembly LH1 or RH2	Click here
	Outer mirror control ECU assembly LH1 or RH2	Click here
Front passenger side reverse shift-linked function of power mirrors does not return	Outer rear view mirror assembly RH1 or LH2	Click here
	Outer mirror control ECU assembly RH1 or LH2	Click here
Memorization of the reverse shift-linked mirror position is not possible	Outer mirror control ECU assembly LH1 or RH2	Click here
	Outer mirror control ECU assembly RH1 or LH2	Click here
Wireless transmitter memory function does not operate	Entry and start system (for Entry Function)	Click here
	Wireless door lock control system	Click here
	Power door lock control system	Click here
	Front power seat control system (w/ memory)	Click here Click here
	Main body ECU (Multiplex network body ECU)*1	Click here
	Main body ECU (Multiplex network body ECU)*2	Click here
Wireless-linked return function does not operate	Entry and start system (for Entry Function)	Click here
	Wireless door lock control system	Click here
	Front power seat control system (w/ memory)	Click here
	Main body ECU (Multiplex network body ECU)*1	Click here
	Main body ECU (Multiplex network body ECU)*2	Click here

*1: for LHD
*2: for RHD
*3: w/ Windshield Deicer System