Home Vehicle Interior Seat FRONT POWER SEAT CONTROL SYSTEM
Last Modified: 11-27-2007 1.6 T
Service Category: Vehicle Interior Section: Seat
Model Year: 2008 Model: LX570 Doc ID: RM0000039RM002X
Title: SEAT: FRONT POWER SEAT CONTROL SYSTEM: PROBLEM SYMPTOMS TABLE (2008 LX570)

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 the system before inspecting the suspected areas below.

Front Power Seat Control System (for Driver Side)

Symptom

Suspected Area

See page

Front power seat does not operate with front power seat switch

Front Power Seat does not Operate with Front Power Seat Switch

SEAT: FRONT POWER SEAT CONTROL SYSTEM: DESCRIPTION (2008 LX570)

One or more power seat motors do not operate

One or more Power Seat Motors do not Operate

SEAT: FRONT POWER SEAT CONTROL SYSTEM: DESCRIPTION (2008 LX570)

Power seat position is not memorized

Power Seat Position is not Memorized

SEAT: FRONT POWER SEAT CONTROL SYSTEM: DESCRIPTION (2008 LX570)

Power seat does not return to memorized position

Position control ECU and switch

-

Wireless transmitter memory function does not operate

Wireless Transmitter Memory Function does not Operate

SEAT: FRONT POWER SEAT CONTROL SYSTEM: DESCRIPTION (2008 LX570)

Wireless-linked return function does not operate

Wireless-linked Return Function does not Operate

SEAT: FRONT POWER SEAT CONTROL SYSTEM: DESCRIPTION (2008 LX570)

Front Power Seat Control System (for Passenger Side)

Symptom

Suspected Area

See page

Front power seat does not operate (slide, front vertical, lifter, reclining)

FR P/SEAT RH fuse

-

Power seat switch RH

SEAT: POWER SEAT SWITCH (for Front Passenger Side): INSPECTION (2008 LX570)

Harness or connector

-

Only slide operation function does not operate

Power seat switch RH

SEAT: POWER SEAT SWITCH (for Front Passenger Side): INSPECTION (2008 LX570)

Slide motor

SEAT: FRONT POWER SEAT MOTOR ASSEMBLY: ON-VEHICLE INSPECTION (2008 LX570)

Harness or connector

-

Only front vertical operation function does not operate

Power seat switch RH

SEAT: POWER SEAT SWITCH (for Front Passenger Side): INSPECTION (2008 LX570)

Front vertical motor

SEAT: FRONT POWER SEAT MOTOR ASSEMBLY: ON-VEHICLE INSPECTION (2008 LX570)

Harness or connector

-

Only lifter operation function does not operate

Power seat switch RH

SEAT: POWER SEAT SWITCH (for Front Passenger Side): INSPECTION (2008 LX570)

Lifter motor

SEAT: FRONT POWER SEAT MOTOR ASSEMBLY: ON-VEHICLE INSPECTION (2008 LX570)

Harness or connector

-

Only reclining operation function does not operate

Power seat switch RH

SEAT: POWER SEAT SWITCH (for Front Passenger Side): INSPECTION (2008 LX570)

Reclining motor

SEAT: FRONT POWER SEAT MOTOR ASSEMBLY: ON-VEHICLE INSPECTION (2008 LX570)

Harness or connector

-

Only lumbar support operation function does not operate

Lumbar support switch

SEAT: LUMBAR SWITCH: INSPECTION (2008 LX570)

Lumbar support adjuster

SEAT: LUMBAR SUPPORT ADJUSTER ASSEMBLY: INSPECTION (2008 LX570)

Harness or connector

-