STEP
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INSPECTION
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ACTION
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1
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• Turn the ignition switch to the ON position.
• Operate driver and passenger side power window using automatic open function on the power window main switch.
• Do each side power window open normally?
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Yes
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The power window system is normal.
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No
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Automatic open function does not operate both sides: Go to the next step.
Automatic open function does not operate both sides: Go to Step 4.
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2
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• Turn the ignition switch to ON position.
• Measure the voltage between power window main switch following terminal and ground.
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- Terminal B
• Is the voltage B+?
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Yes
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Go to the next step.
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No
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Repair or replace for open circuit.
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3
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• Turn the ignition switch to LOCK position.
• Disconnect the power window main switch connector.
• Verify that the continuity between following power window main switch terminal and ground.
-
- Terminal G
• Is there continuity?
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Yes
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Inspect the power window main switch.
Replace the power window main switch if necessary.
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No
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Repair or replace for open circuit.
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4
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• Turn the ignition switch to ON position.
• Operate suspected side power window using manual open function on the power window main switch.
• Do suspected side power window open normally?
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Yes
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Replace the power window main switch. (Power window control unit malfunction.
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No
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Go to the next step.
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5
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• Turn the ignition switch to LOCK position.
• Disconnect the power window main switch and suspected side power window motor connector.
• Inspect for poor connection (such as damaged/ pulled-out pins, corrosion etc.)
• Is there any malfunction?
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Yes
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Go to the next step.
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No
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Repair or replace malfunctioning part.
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6
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• :Inspect for open or short circuit in wiring harness between suspected side power window motor and power window main switch.
L.H.D. model driver's side:
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- Terminal I (main switch) - terminal G (motor)
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- Terminal J (main switch) - terminal A (motor)
L.H.D. model passenger's side:
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- Terminal D (main switch) - terminal G (motor)
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- Terminal F (main switch) - terminal A (motor)
R.H.D. model driver's side:
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- Terminal D (main switch) - terminal G (motor)
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- Terminal F (main switch) - terminal A (motor)
R.H.D. model passenger's side:
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- Terminal I (main switch) - terminal G (motor)
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- Terminal J (main switch) - terminal A (motor)
• Is the open or short circuit detected?
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Yes
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Repair or replace for open or short circuit.
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No
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Go to the next step.
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7
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• Inspect suspected side power window motor.
• Is the power window motor normal?
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Yes
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Replace the power window main switch.Replace the power window main switch. (power window control unit malfunction, auto switch malfunction)
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No
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Replace the power window motor.
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