The contact owns a 2014 Honda Accord. The contact stated that while driving at 59 MPH, another vehicle ahead of the vehicle in front of hers unexpectedly stopped, causing a three-vehicle rear-ended collision. The contact depressed the brake pedal, but the vehicle failed to stop. The front driver's side air bag deployed, but the side air bags did not deploy. There was no warning light illuminated. The contact did not sustain any injuries. A police report was filed. The vehicle was towed to a vehicle lot but was not deemed totaled by the insurance company. The manufacturer was not made aware of the failure. The failure mileage was approximately 153,389.