The contact owned a 2018 Ford Edge. The contact stated that the vehicle was turned on and parked on a level ground surface while the contact was outside of the vehicle. The contact stated that the vehicle reversed independently, drove over the curb, hit the apartment complex fence, went down the alley, and hit a neighbor's fence. The contact stated that the vehicle was driven away from the scene and was parked. Additionally, the contact stated that while driving 20 MPH and depressing the brake pedal, the brake pedal was stiff, and the vehicle failed to respond and crashed into the rear of another vehicle. There was no warning light illuminated. The air bags did not deploy. The vehicle was parked near the scene, in a business parking lot. The contact sustained pain from the seat belt strap and received medical assistance. The other driver sustained unknown injuries. A police report was not filed. The vehicle was towed to the collision center, which provided an estimate of the damage. The vehicle was totaled by the insurance company. The dealer was notified of the failure. The manufacturer was notified of the failure and referred the contact to the insurance company for the brake diagnostic testing. The failure mileage was 8,200.