2012 Acura MDXFACTORY OEM SERVICE PROCEDURE

Driver's Power Window Motor Test

  1. Remove the door panel (see FRONT DOOR PANEL REMOVAL/INSTALLATION ), and disconnect the driver's door wire harness B 28P connector (A) from the driver's door wire harness A.
    Fig 1: Identifying 28P Connector
    G08055414Courtesy of AMERICAN HONDA MOTOR CO., INC.
  2. At the driver's door wire harness B 28P connector, test the power window motor in each direction by connecting battery power and ground according to the table. When the motor stops running, disconnect one lead immediately.
    Fig 2: Power Window Motor Connector Reference Chart
    G08055415Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. If the motor does not run or fails to run smoothly, go to step 4.
  4. Disconnect the 6P connector (A) from the driver's power window motor (B).
    Fig 3: Identifying 6P Connector And Driver's Power Window Motor
    G08055416Courtesy of AMERICAN HONDA MOTOR CO., INC.
  5. Check for continuity between driver's power window motor 6P connector terminals No. 3 and No. 6 and the driver's door wire harness B 28P connector terminals No. 27 and No. 28 respectively. There should be continuity.
    • If there is no continuity, repair an open in the wire.
    • If there is continuity, replace the power window motor.
    Fig 4: Checking Continuity Between Driver's Power Window Motor 6P Connector And No. 6 And Driver's Door 28P Connector
    G08055417Courtesy of AMERICAN HONDA MOTOR CO., INC.
  6. After replacing the power window motor, reset the power window control unit 
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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