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Problem Symptoms Table

PROBLEM SYMPTOMS REFERENCE

Symptom Suspected Area See
All functions do not operate
  1. ECU power source
  2. Driver seat ECU
  3. Power seat switch
  1. MANUAL OPERATION IS IMPOSSIBLE 
  2. TERMINALS OF ECU 
  3. MANUAL OPERATION IS IMPOSSIBLE 
Slide function does not operate
  1. Front slide motor
  2. Position sensor
  3. Driver seat ECU
  4. Power seat switch
  1. MANUAL OPERATION IS IMPOSSIBLE 
  2. POSITION CANNOT BE MEMORIZED 
  3. TERMINALS OF ECU 
  4. MANUAL OPERATION IS IMPOSSIBLE 
Front vertical function does not operate
  1. Front vertical motor
  2. Position sensor
  3. Driver seat ECU
  4. Power seat switch
  1. MANUAL OPERATION IS IMPOSSIBLE 
  2. POSITION CANNOT BE MEMORIZED 
  3. TERMINALS OF ECU 
  4. MANUAL OPERATION IS IMPOSSIBLE 
Lifter function does not operate
  1. Lifter motor
  2. Position sensor
  3. Driver seat ECU
  4. Power seat switch
  1. MANUAL OPERATION IS IMPOSSIBLE 
  2. POSITION CANNOT BE MEMORIZED 
  3. TERMINALS OF ECU 
  4. MANUAL OPERATION IS IMPOSSIBLE 
Reclining function does not operate
  1. Reclining motor
  2. Driver seat ECU
  3. Power seat switch
  1. MANUAL OPERATION IS IMPOSSIBLE 
  2. POSITION CANNOT BE MEMORIZED 
  3. TERMINALS OF ECU 
Seat position memory function does not operate
  1. Power seat memory switch
  2. Position sensor
  3. Driver seat ECU
  4. Power seat switch
  1. MANUAL OPERATION IS IMPOSSIBLE 
  2. POSITION CANNOT BE MEMORIZED 
  3. TERMINALS OF ECU 
  4. MANUAL OPERATION IS IMPOSSIBLE 
Lumbar support function does not operate
  1. Lumbar support switch
  2. Lumbar motor
  1. MANUAL OPERATION IS IMPOSSIBLE 
  2. POSITION CANNOT BE MEMORIZED 
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