The contact owns a 2024 Toyota Land Cruiser. The contact stated that while on an incline, after shifting the gear shifter to the drive, the vehicle had rolled backwards. Additionally, while driving approximately 35 MPH, the parking assist warning light illuminated, and the parking overview camera activated. The vehicle was taken to the local dealer, who was unable to determine the cause of the failure. There was no fault found with the vehicle. The contact stated that the same failure had occurred with a 2025 Toyota Land Cruiser. The manufacturer was notified of the failure, but no assistance was provided. The failure mileage was 4,000.