The contact owns a 2015 Ford Explorer. The contact stated that while his son was reversing, the vehicle crashed into a stop sign. The contact stated that the back over prevention camera was inoperable during the crash. There were no warning lights illuminated. There were no reported injuries. The contact received notification of NHTSA Campaign Number: 25V695000 (Back Over Prevention). The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 155,000.