The contact owns a 2015 Lincoln MKT. The contact stated that the back over prevention camera intermittently failed to operate as needed. The contact stated that the image on the screen was distorted. Additionally, the contact stated that the back over prevention sensor failed to recognize objects in the rear of the vehicle while shifted to reverse(R). The dealer was notified of the failure and the contact was informed that the vehicle was out of warranty. The contact was provided an estimate for the repair. The manufacturer was notified of the failure and referred the contact to another organization for assistance with the repair of the failure. The vehicle was not repaired. The failure mileage was unknown.