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Wiper Motor Test

WARNING: This page is about a different car, the 2011 Acura TL, 2010 Acura TL, and 2009 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the wiper arms (see Wiper Motor Replacement )
  2. Remove the cowl cover (see COWL COVER REPLACEMENT )
  3. Disconnect the 4P connector (A) from the windshield wiper motor (B)
    Fig 1: Identifying Windshield Wiper Motor And 4P Connector
    G05989042Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Test the motor by connecting battery power to terminal No 2 and ground to terminal No 1 of wiper motor 4P connector The motor should run at low speed
  5. Test the motor by connecting battery power to terminal No 4 and ground to terminal No 1 of the wiper motor 4P connector The motor should run at high speed
  6. Connect an analog ohmmeter to the terminals No 3 and No 1, and run the motor at low or high speed The needle of the ohmmeter should pulse
  7. If the motor does not run or fails to run smoothly, or there is no pulse, replace the motor (see Wiper Motor Replacement )
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