As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUSPECTED AUTOFEATHER - UPON APPROACH, THE PILOTS REPORTED THAT THE RT PROPELLER AUTOFEATHERED WITH TORQUE AT APPROX 1000 LBS. MX PERFORMED THE AUTOFEATHER OPERATIONAL CHECK 5 TIMES AND ALL INDICATIONS WERE WELL WITHIN LIMITS. NO DEFECTS NOTINE IN DURING THE AFX OPS TEST REF MM 61-21-00.