The contact owns a 2019 Honda Pilot. The contact stated that while operating the vehicle the transmission had erroneously shifted from the drive position to the select position causing the vehicle to hesitate and sputter. After turning the vehicle off and restarting the engine the failure had self-corrected. On one occasion while parked with the engine idling, as contact was exiting the vehicle the transmission erroneously shifted out of the park position and began to drive forward knocking the contact to the ground and driving over the legs. During the incident, the driver sustained injuries to both legs and a fractured arm. The vehicle was taken to the local dealer who reprogrammed the transmission. No further information was available. Later while operating the vehicle warning messages began to be displayed including the service engine, power train, and the warning message "danger pull over immediately". The cause of the failure was not yet determined. The manufacturer was not notified. The VIN was not available. The failure mileage was 52,000.