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Home >> Buick >> 2013 >> Encore Base, AWD >> Repair and Diagnosis >> Body & Frame >> Windows >> Fixed And MOVEABLE Window System >> Diagnostic Information and Procedures >> Power Windows Malfunction (AXG, AEF, AER) >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify the driver window functions while commanding the Driver Window Motor Up and Down with a scan tool.
    • If the window does not move UP and DOWN as commanded 

      Refer to Circuit/System Testing - Driver Window Motor Malfunction below.

    • If the window moves UP and DOWN as commanded 
  3. Verify the driver window moves while commanding the window UP, express UP, DOWN and express DOWN with the S79D Window Switch-Driver.
    • If the driver window does not move UP or DOWN as commanded 

      Refer to Circuit/System Testing - Driver Window Switch Malfunction below.

    • If after normalization, the driver window does not express UP or express DOWN 

      Refer to Circuit/System Testing - Driver Window Switch Malfunction below.

    • If the driver window moves UP, express UP, DOWN and express DOWN as commanded 
  4. Verify the scan tool parameters listed below change when pressing and pulling the switches for the passenger, left rear and right rear window on the driver window master control;
    • Left Rear Main Control Down Switch - Inactive and Active
    • Left Rear Main Control Express Switch - Inactive and Active
    • Left Rear Main Control Up Switch - Inactive and Active
    • Right Rear Main Control Down Switch - Inactive and Active
    • Right Rear Main Control Express Switch - Inactive and Active
    • Right Rear Main Control Up Switch - Inactive and Active
    • Front Passenger Main Control Down Switch - Inactive and Active
    • Front Passenger Main Control Express Switch - Inactive and Active
    • Front Passenger Main Control Up Switch - Inactive and Active
    • If any parameter does not change 

      Replace the S79D Window Switch-Driver.

    • If the parameters change 
  5. Verify the passenger, left rear and right rear window move while commanding the Passenger Window Motor, Left Rear Window Motor, and Right Rear Window Motor Up and Down with a scan tool.
    • If the window does not move UP and DOWN as commanded 

      Refer to Circuit/System Testing - Window Motor Malfunction below.

    • If the window moves UP and DOWN as commanded 
  6. Verify the passenger and rear window moves while commanding the window UP, express UP, DOWN and express DOWN with the appropriate passenger or rear S79 Window Switch.
    • If a passenger or rear window does not move UP or DOWN as commanded 

      Refer to Circuit/System Testing - Passenger/Rear Window Switch Malfunction below.

    • If after normalization, a passenger or rear window does not express UP or express DOWN 

      Refer to Circuit/System Testing - Passenger/Rear Window Switch Malfunction below.

    • If the passenger and rear window moves UP, express UP, DOWN and express DOWN as commanded 
  7. All OK.
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