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Wiper Motor

  1. Turn ignition switch to LOCK position. Disconnect wiper motor linkage from wiper motor. Disconnect wiper motor harness connector. Using a jumper wire, ground terminal No. 3 at wiper motor. See Fig 1 . Using a second jumper wire and in-line ammeter, connect positive battery voltage to terminal No. 5 at wiper motor connector. Wiper motor should operate at high speed and should draw 5.5 amps or less with wiper linkage disconnected. Replace wiper motor if operation is not as specified. If wiper operation is as specified, go to next step.
  2. Move battery voltage lead from wiper motor terminal No. 5 to wiper motor terminal No. 4 at wiper motor connector. Wiper motor should operate at low speed and draw 3.5 amps or less. Replace wiper motor if operation is not as specified.
Fig 1: Identifying Wiper Motor Terminals
G98G04906Courtesy of MAZDA MOTORS CORP.
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