The contact owns a 2009 Ford Fusion. The contact stated that the vehicle was experiencing extended brake pedal travel while driving. The contact stated that while driving at various speeds and depressing the brake pedal, the brake pedal traveled down to the floorboard, causing the braking distance to be extended. There was no warning light illuminated. Additionally, the contact stated that while her husband was pulling into the garage, the brake pedal was depressed. Still, the failure recurred, causing the vehicle to crash into the garage wall. There was no injury sustained. The vehicle was drivable. The contact later received notification of Ford Campaign Number: 21N11. The vehicle was taken to the dealer, where the brake fluid and the brake fluid cap were replaced; however, the failure persisted. The contact stated that the dealer had not replaced the HCU. The dealer was notified of the failure. The vehicle was not repaired. The manufacturer was notified of the failure, but no assistance was provided. The manufacturer referred the contact to the NHTSA Hotline for assistance. The failure mileage was approximately 160,000.