The contact owns a 2017 Ford Mustang. The contact stated that while in reverse, the back over prevention system failed to display an image on the screen. No warning lights were illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the decklid wiring harness. The vehicle was not repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 22V082000 (Back Over Prevention); the VIN was included, but the vehicle had already been repaired under the recall. The manufacturer was not notified of the failure. The failure mileage was 30,000.