As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT TORQUE GAUGE FAILED SHORTLY AFTER TAKEOFF. ENGINE FEATHERED BUT UNFEATHERED ON ITS OWN. REMOVED AND REPLACED RIGHT ENGINE TORQUE SENSOR. RAN ENGINE FOR 20 MINUTES AT VARIOUS POWER SETTINGS AND TORQUE INDICATION NORMAL WITH NO LEAKS NOTED.