TL* THE CONTACT OWNS A 2010 TOYOTA PRIUS. WHILE STOPPED, THE CONTACT DEPRESSED THE POWER OFF BUTTON TO SHUT THE ENGINE OFF WHILE THE VEHICLE WAS STILL IN DRIVE. THE CONTACT STATED THE VEHICLE WAS DESIGNED TO AUTOMATICALLY GO INTO PARK WHEN THE POWER OFF BUTTON WAS PUSHED. THE CONTACT EXITED THE VEHICLE AND THE VEHICLE ROLLED AWAY, CRASHING INTO A PEDESTRIAN. THE PEDESTRIAN WAS TRANSPORTED TO THE HOSPITAL AND SUSTAINED A BROKEN TIBIA AND CRUSHED RIGHT ANKLE BONE. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VIN WAS NOT AVAILABLE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 15,000.