As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED NO FLAPS EXTENSION ON DESCENT. ACFT RETURNED TO HOME BASE. PERFOMED DETAILED INSPECTION OF FLAP SYSTEM COMPONENTS. REPLACED HYD FLAP DRIVE MOTOR AND FLAP POSITION INDICATOR. TEST PERFORMED IAW MM 27-51-01, AND SYSTEM CHECKED OK.