As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL APPROACH APPROX 1000 FT LEFT ENGINE AUTOFEATHERED. CONTINUED APPROACH LEFT ENGINE SEEMED TO CYCLE OUT OF FEATHER AND THEN BACK INTO FEATHER. UPON LANDING, ALL PARAMETERS APPEARED NORMAL. REPLACED LEFT ENGINE PCU AND RELAY K0162 PER MM 61-21-00. OPS CHECKED GOOD IAW 61-00-00 TABLE 202.