The contact owns a 2024 Acura RDX. The contact stated that while driving approximately 35 MPH, the brake pedal was depressed and went to the floorboard. The vehicle failed to stop and crashed into the rear driver’s side of another vehicle. During the crash, the braking system malfunctioned, and the air bag failed to deploy as needed. The contact sustained an injury to the back but had not yet sought medical assistance. The driver of the second was transported to the hospital with a shoulder injury. A police report was filed. The cause of the failure was not yet determined. The manufacturer and local dealer were notified of the failure. The failure mileage was 28,000.