The contact owns a 2016 Ford Edge. The contact stated that while driving at an undisclosed speed, the message ‘All Wheel Drive Disablea was displayed. There were no warning lights illuminated. The vehicle was taken to an independent mechanic, who diagnosed a failure with the powertrain control unit. The vehicle was not repaired. The manufacturer was notified of the failure, a case was opened, and the contact was referred to the NHTSA Hotline for assistance. The failure mileage was unknown. The VIN was not available.