TL* THE CONTACT OWNS A 2010 TOYOTA PRIUS. THE CONTACT STATED WHILE DRIVING IN REVERSE APPROXIMATELY 2 MPH, THE BRAKE PEDAL WAS DEPRESSED AND THE VEHICLE FAILED TO STOP. THE VEHICLE CRASHED INTO A PEDESTRIAN AND ALSO AN OCCUPIED PARKED VEHICLE. THE CONTACT DID NOT SUSTAIN AN INJURY HOWEVER, THE PEDESTRIAN SUFFERED UNKNOWN INJURIES. A POLICE REPORT WAS FILED OF THE INCIDENT. THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER FOR DIAGNOSIS. THE TECHNICIAN INFORMED THAT THE BATTERY AMPERAGE WAS DEFECTIVE. THE VEHICLE REMAINED AT THE DEALER FOR FURTHER INVESTIGATION RELATED TO THE BRAKING ISSUE. THE MANUFACTURER WAS NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 36,000.