As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTO FEATHER ARMED ADVISORY LIGHT FLICKERED ON AND OFF DURING CLIMB-OUT. FURTHER TESTING ON GROUND REVEALED NR 2 PROP WOULD NOT FEATHER. TROUBLESHOT AND FOUND RIGHT ENGINE TSCU INTERFACE HARNESS AT FAULT. REMOVED AND REPLACED HARNESS. OPERATIONAL CHECKED GOOD. A/C RETURNED TO SERVICE. (M)