The contact owns a 2015 Ford Expedition. The contact stated that while reversing, the back-over prevention camera failed to function as intended. The contact stated that the back-over prevention camera had displayed a black screen. The dealer was made aware of the failure. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was made aware of the failure. The contact referenced an unknown recall repair; however, the VIN was not included. The contact was advised to contact the NHTSA Hotline to report the failure. The failure mileage was approximately 92,000.