As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) FLIGHT CREW NOTICED THE ENGINE NG GAUGE WAS CONSTANTLY INCREASING. THE FLIGHT CREW PERFORMED AN AIR TURN BACK AND A PRECAUTIONARY LT ENGINE SHUTDOWN WAS CONDUCTED. NO EMERGENCY WAS DECLARED AND THE ACFT PERFORMED AN UNEVENTFUL SINGLE ENGINE LANDING. MAINTENANCE HAS REPLACED THE FUEL CONTROL UNIT AND THE ACFT RETURNED TO SERVICE.