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Power Window Control System

PROBLEM SYMPTOMS TABLE - POWER WINDOW CONTROL SYSTEM

Symptom Suspected Area
All the power windows do not operate.
  • 4. Power source circuit
  • 5. Window lock switch circuit
  • 6. Body ECU
Power window does not operate.
  1. Power source circuit
  2. Power window motor circuit
  3. Window lock switch circuit
  4. Driver door ECU
Auto up (or down) function does not operate.
  1. Power source circuit
  2. Driver door ECU
Jam protection function and auto up (or down) function do not operate.
  1. Jam protection limit switch circuit
  2. Jam protection pulse sensor circuit
  3. Driver door ECU