FRONT POWER SEAT CONTROL SYSTEM(w/o Memory) 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.

Front Power Seat Control System (w/o Memory) (for Front Passenger) (for LHD)
Symptom	Suspected Area	Link
All functions do not operate	P/SEAT F/R Fuse	-
	Front power seat switch RH	Click here
	Wire harness or connector	-
Only slide function does not operate	Front power seat switch RH	Click here
	Slide motor (Front seat adjuster assembly RH)	Click here
	Wire harness or connector	-
Only front vertical function does not operate	Front power seat switch RH	Click here
	Front vertical motor (Front seat adjuster assembly RH)	Click here
	Wire harness or connector	-
Only lifter function does not operate	Front power seat switch RH	Click here
	Lifter motor (Front seat adjuster assembly RH)	Click here
	Wire harness or connector	-
Only reclining function does not operate	Front power seat switch RH	Click here
	Reclining motor (Separate type front seatback spring assembly)	Click here
	Wire harness or connector	-
Only lumbar support adjustment function does not operate	Front lumbar power seat switch	Click here
	Lumbar support adjuster assembly RH	Click here
	Wire harness or connector	-

Front Power Seat Control System (w/o Memory) (for Front Passenger) (for RHD)
Symptom	Suspected Area	Link
All functions do not operate	P/SEAT F/R Fuse	-
	Front power seat switch LH	Click here
	Wire harness or connector	-
Only slide function does not operate	Front power seat switch LH	Click here
	Slide motor (Front seat adjuster assembly LH)	Click here
	Wire harness or connector	-
Only front vertical function does not operate	Front power seat switch LH	Click here
	Front vertical motor (Front seat adjuster assembly LH)	Click here
	Wire harness or connector	-
Only lifter function does not operate	Front power seat switch LH	Click here
	Lifter motor (Front seat adjuster assembly LH)	Click here
	Wire harness or connector	-
Only reclining function does not operate	Front power seat switch LH	Click here
	Reclining motor (Separate type front seatback spring assembly)	Click here
	Wire harness or connector	-
Only lumbar support adjustment function does not operate	Front lumbar power seat switch	Click here
	Lumbar support adjuster assembly LH	Click here
	Wire harness or connector	-