TL* THE CONTACT OWNS A 2012 MAZDA MAZDA6. THE CONTACT STATED THAT WHILE UNOCCUPIED, THE VEHICLE ROLLED AWAY AND CRASHED INTO A WALL WHILE THE EMERGENCY BRAKE WAS ENGAGED. THE CONTACT ALSO STATED THAT THE CHECK ENGINE LIGHT ILLUMINATED AND THE VEHICLE HAD DIFFICULTY STARTING. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE FAILURE COULD NOT BE REPLICATED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS NOT AVAILABLE.