2012 Acura ZDXFACTORY OEM SERVICE PROCEDURE

Motor Test

  1. Remove the driver's door panel (see FRONT DOOR PANEL REMOVAL/INSTALLATION ).
  2. Disconnect the driver's door wire harness connectors (A) from the driver's door subharness.
    Fig 1: Identifying Driver's Door Wire Harness Connectors And Driver's Door Subharness
    G08076877Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. At the driver's door wire harness 28P connector, test the driver's 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: Battery Power And Ground Connection Chart
    G08076878Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. If the motor does not run or fails to run smoothly, go to step 5; if the motor runs smoothly, go to step  8.
  5. Disconnect the 6P connector (A) from the driver's power window motor (B).
    Fig 3: Identifying 6P Connector And Driver's Power Window Motor
    G08076879Courtesy of AMERICAN HONDA MOTOR CO., INC.
  6. Check for continuity between driver's door harness 28P connector terminals No. 2 and No. 15, and driver's power window motor 6P connector terminals No. 1 and No. 4 respectively. There should be continuity.
    DRIVER'S DOOR HARNESS 28P CONNECTOR DRIVER'S POWER WINDOW MOTOR 6P CONNECTOR
    No. 2 No. 1
    No. 15 No. 4
    Fig 4: Checking For Continuity Between Driver's Door Harness 28P And Driver's Power Window Motor 6P Connector Terminals
    G08076880Courtesy of AMERICAN HONDA MOTOR CO., INC.
  7. If there is no continuity, repair an open or high resistance in the wire(s). If the wire harness is OK, the driver's power window motor is faulty, replace the driver's door regulator (see FRONT DOOR GLASS AND REGULATOR REPLACEMENT ).

    8. Hall IC Unit (Pulser) Test 

  8. Check for continuity between driver's power window motor 6P connector terminal No. 2 and body ground. There should be continuity.
    • If there is continuity, go to step 9.
    • If there is no continuity, check for an open or high resistance in the BLK wire or poor ground (G402).
      Fig 5: Checking For Continuity Between Driver's Power Window Motor 6P Connector Terminal No. 2 And Body Ground
      G08076881Courtesy of AMERICAN HONDA MOTOR CO., INC.
  9. Do the power window master switch input test terminals No. 3, No. 20, and No. 22 (see POWER WINDOW MASTER SWITCH INPUT TEST  ).
Factory Service Tools

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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.