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Home >> Lexus >> 2004 >> LS 430 >> Repair and Diagnosis >> External Pages >> Different car >> Section 225 (Front Power Seat Control System (W/Memory) - Diagnosis) >> Problem Symptoms Table
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Problem Symptoms Table

WARNING: This page is about a different car, the 2004 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.
PROBLEM SYMPTOMS TABLE - FRONT POWER SEAT CONTROL SYSTEM

Symptom Suspected Area
All functions do not operate
  1. ECU power source
  2. Driver seat ECU
  3. Power seat switch
Slide function does not operate
  1. Front slide motor
  2. Position sensor
  3. Driver seat ECU
  4. Power seat switch
Front vertical function does not operate
  1. Front vertical motor
  2. Position sensor
  3. Driver seat ECU
  4. Power seat switch
Lifter function does not operate
  1. Lifter motor
  2. Position sensor
  3. Driver seat ECU
  4. Power seat switch
Reclining function does not operate
  1. Reclining motor
  2. Driver seat ECU
  3. Power seat switch
Seat position memory function does not operate
  1. Power seat memory switch
  2. Position sensor
  3. Driver seat ECU
  4. Power seat switch
Lumbar support function does not operate
  1. Lumbar support switch
  2. Lumbar motor
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