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Front Wipers Inoperative At High Speed

  1. Perform FRONT WIPER SWITCH CONTINUITY TEST. Replace multifunction switch as necessary. If switch is okay, go to next step.
  2. Ensure ignition is off. Disconnect wiper motor connector. Turn ignition on. Measure voltage between ground and Red wire at wiper motor connector. If battery voltage exists, replace wiper motor. If battery voltage does not exist, repair Red wire as necessary.