Seat. Rear Power Seat Control System Problem Symptoms Table

Rear Power Seat Control System -- Problem Symptoms Table

HINT:

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.

Rear Power Seat Control System
Symptom	Suspected Area	See page
No functions operate	Power Source Circuit	LandCruiser RM000001YWN016X.html
	Fold seat control ECU	LandCruiser RM000001YWJ011X.html
	Initialization	LandCruiser RM000001YWR010X.html
Stowing function does not operate	Park/Neutral Position Switch Circuit*1	LandCruiser RM000001YWL017X.html
	Parking Brake Switch Circuit*2	LandCruiser RM0000046CD00AX.html
	Reclining Motor Circuit	LandCruiser RM000001YWV017X.html
	Folding Motor Circuit	LandCruiser RM0000046CC00IX.html
	Fold Seat Switch Circuit	LandCruiser RM000001YWU018X.html
	Fold seat control ECU	LandCruiser RM000001YWJ011X.html
Return function does not operate	Park/Neutral Position Switch Circuit*1	LandCruiser RM000001YWL017X.html
	Parking Brake Switch Circuit*2	LandCruiser RM0000046CD00AX.html
	Reclining Motor Circuit	LandCruiser RM000001YWV017X.html
	Folding Motor Circuit	LandCruiser RM0000046CC00IX.html
	Fold Seat Switch Circuit	LandCruiser RM000001YWU018X.html
	Fold seat control ECU	LandCruiser RM000001YWJ011X.html
Reclining function does not operation	Reclining Motor Circuit	LandCruiser RM000001YWV017X.html
	Rear Power Seat Switch Circuit	LandCruiser RM000001YWZ016X.html
	Fold seat control ECU	LandCruiser RM000001YWJ011X.html
Luggage room expansion function does not operation	Park/Neutral Position Switch Circuit*1	LandCruiser RM000001YWL017X.html
	Parking Brake Switch Circuit*2	LandCruiser RM0000046CD00AX.html
	Reclining Motor Circuit	LandCruiser RM000001YWV017X.html
	Fold Seat Switch Circuit	LandCruiser RM000001YWU018X.html
	Fold seat control ECU	LandCruiser RM000001YWJ011X.html
Buzzer sounds continuously while ignition switch is ON and seat does not operate	Initialization	LandCruiser RM000001YWR010X.html
	Power Source Circuit	LandCruiser RM000001YWN016X.html
	Fold seat control ECU	LandCruiser RM000001YWJ011X.html
Seat only operates partway	Initialization	LandCruiser RM000001YWR010X.html
	Reclining Motor Circuit	LandCruiser RM000001YWV017X.html
	Folding Motor Circuit	LandCruiser RM0000046CC00IX.html

*1: for Automatic Transmission
*2: for Manual Transmission