TL* THE CONTACT OWNS A 2012 TOYOTA PRIUS. WHILE DRIVING 20 MPH, THE BRAKE PEDAL WAS DEPRESSED, BUT FAILED TO ENGAGE. AS A RESULT, THE CONTACT'S VEHICLE CRASHED INTO THE REAR OF ANOTHER VEHICLE. THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS NOT FILED AND THERE WERE NO INJURIES. THE CONTACT WAS ABLE TO DRIVE THE VEHICLE AWAY FROM THE CRASH SCENE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT STATED THAT THE FAILURE RECURRED INTERMITTENTLY. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 135,000.