The contact owns a 2021 Honda Pilot. The contact stated that while reversing, the rearview camera failed to turn on, causing the vehicle to hit another unoccupied parked vehicle. There was no warning light illuminated. The manufacturer was notified of the failure and informed the contact that they could not assist because the VIN was not included in a recall. The contact stated that the failure recurred while reversing on another occasion, and the vehicle hit another unoccupied parked vehicle. The contact stated that both incidents were fender-benders. There was no injury sustained. The contact later received notification of NHTSA Campaign Number: 23V-431000 (Back Over Prevention) that she related to the failure. The dealer was contacted and an appointment was scheduled for recall repair. The vehicle was not diagnosed nor repaired. The manufacturer was notified of the failure. The failure mileage was approximately 25,000.