Rear Window Wiper Washer Motor problems of the 2011 Ford Escape

The contact owns a 2011 Ford Escape. The contact stated that the rear wiper motor failed to deactivate, causing the battery to drain. The vehicle was taken to the dealer, where it was diagnosed that the rear wiper motor needed to be replaced; however, the dealer confirmed that the warranty had expired. The contact stated that the dealer had previously replaced the rear wiper motor; however, the failure recurred. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 200,000. The VIN was unavailable.  .