TL* THE CONTACT OWNED A 2007 TOYOTA YARIS. WHILE DRIVING APPROXIMATELY 70 MPH, THE CONTACT NOTICED AN ORANGE GLOW UNDER THE HOOD OF THE VEHICLE. THE CONTACT OPENED THE HOOD AND NOTICED THE ELECTRICAL WIRES ON THE FIREWALL BURNING, PRODUCING SMALL FLAMES. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE CONTACT EXITED THE VEHICLE AND WAS UNABLE TO EXTINGUISH THE FLAMES. THE VEHICLE EXPLODED INTO A BALL OF FLAMES. THERE WERE NO INJURIES. THE LOCAL POLICE AND FIRE DEPARTMENT ARRIVED AT THE SCENE. A POLICE REPORT WAS FILED. THE VEHICLE WAS DESTROYED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND STATED THAT AN INVESTIGATION WOULD BE CONDUCTED. THE FAILURE MILEAGE AND VIN WERE UNKNOWN.