TL*THE CONTACT OWNS A 2007 TOYOTA PRIUS. HE STATED THAT WHEN HE APPROACHED A STOP LIGHT AND ENGAGED THE BRAKE PEDAL, THE VEHICLE ACCELERATED WITHOUT WARNING. THE CONTACT LOST CONTROL OF THE VEHICLE AND CRASHED INTO A TREE. THE AIR BAGS DEPLOYED; HOWEVER, THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER TO BE REPAIRED. THE DEALER CONFIRMED THAT THE FAILURE COULD HAVE BEEN DUE TO THE FLOOR MATS. THE VEHICLE IS BEING REPAIRED AND THE INSURANCE COMPANY WILL BE RESPONSIBLE FOR THE REPAIR COST. THE CONTACT IS VERY CONCERNED OF THE SAFETY RISK AND THE POSSIBILITY THAT THE FAILURE COULD REOCCUR. THERE WERE NO INJURIES. THE FAILURE AND CURRENT MILEAGES WERE 15000.