The contact owns a 2010 Aston Martin V8 Vantage. The contact stated that while the vehicle was connected to a battery refresher, the vehicle started independently and the parking brake released independently, causing the vehicle to rollaway before coming to a complete stop at the edge of the driveway. The low battery warning light was illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 55,000.