How do you repair a ford windstar rear wiper motor?

To repair a Ford Windstar rear wiper motor, first, disconnect the vehicle's battery to ensure safety. Remove the rear wiper arm and the cover to access the motor. Inspect the motor for any visible damage or corrosion, clean the connections, and replace any faulty components like the motor or wiring. Once repaired, reassemble everything and test the wiper to ensure it functions properly.