As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON LANDING, THE PILOTS NOTICED THE LEFT ENGINE HAD SHUT DOWN. THEY WERE ABLE TO SECURE THE ENGINE AND CLEAR THE RUNWAY, BUT NEEDED TO BE TOWED BACK TO THE MAINTENANCE HANGAR. POST FLIGHT MAINTENANCE RUNS DISCOVERED THE SUSPECTED FAILURE OF THE UNDERSPEED GOVERNOR IN THE FUEL CONTROL UNIT.