As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH INTO DTW FLAPS FAIL HAPPENED AT 0 DEGREES WHEN TRYING TO SELECT TO 20 DEGREES. JAM CODES HAVE BEEN DOCUMENTED AND SENT TO MOTOR GROUP AIRSPEED 190 KTS. PERFORMED FLAP FLEX SHAFT CLEAN & LUBE IAW FLAP LUBE CHECKLIST. OK FOR SERVICE, OP CHECK GOOD.