As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DUAL SLATS FAULT 1 & 2 ON APPROACH, 3000' MSL 170 KTS, FLAPS STUCK AT 15'. R & R SLAT COMMAND SENSOR UNIT 51CV IAW AMM 27-51-17-04. R & R BOTH SFCC'S IAW AMM 27-51-18-04. FLAP & SLATS OPERATION TESTED GOOD IAW AMM 27-81-00-05. ALSO REF TSM 27-80-07.