As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN)DURING CLIMB THE #2 ENGINE RPM INCREASED, TORQUE FLUCTUATED AND T5 INCREASED TO 800 DEGREES C. THE ENGINE WAS SHUTDOWN. A GROUND INSPECTION REVEALED NO DAMAGE TO THE ENGINE. DURING A TEST RUN-UP THE ENGINE SHUT ITSELF DOWN WHILE AT IDLE. THE FUEL CONTROL UNIT WAS REPLACED AND THE AIRCRAFT RETURNED TO SERVICE.