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Home >> Lexus >> 2002 >> SC 430 >> Repair and Diagnosis >> External Pages >> Different car >> Section 584 (Seats) >> Front Power Seat Control System >> Problem Symptoms Table
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Problem Symptoms Table

WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.
PROBLEM SYMPTOMS CHART

Symptom Suspected Area See
Power seat does not operate.
  1. PWR SEAT fuse
  2. Front power seat switch
  3. Wire harness
  1. -
  2. INSPECTION 
  3. -
Power seat does not slide.
  1. Front power seat switch
  2. Front slide power seat motor assy (Slide)
  3. Wire harness
  1. INSPECTION 
  2. INSPECTION 
  3. -
Front vertical of the power seat does not operate. (Driver's seat only)
  1. Front power seat switch
  2. Front up, down power seat motor assy (Front vertical)
  3. Wire harness
  1. INSPECTION 
  2. INSPECTION 
  3. -
Rear lifter of the power seat does not operate. (Driver's seat only)
  1. Front power seat switch
  2. Power seat motor assy (Rear vertical)
  3. Wire harness
  1. INSPECTION 
  2. INSPECTION 
  3. -
Power seat does not recline.
  1. Front power seat switch
  2. Power seat motor assy (Reclining)
  3. Wire harness
  1. INSPECTION 
  2. INSPECTION 
  3. -
Lumbar support does not operate. (Driver's seat only)
  1. Front power seat switch
  2. Power seat motor assy (Lumbar support)
  3. Wire harness
  1. INSPECTION 
  2. INSPECTION 
  3. -