What was found
FLAPS FAIL CAUTION MSG ILLUM IN FLT AT 0 AT 17000. EMERGENCY DECLARED. A/C RETURNED TO ATL AFTER T/O. FLT 5399 DEL 156 MINS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLAPS FAIL CAUTION MSG ILLUM IN FLT AT 0 AT 17000. EMERGENCY DECLARED. A/C RETURNED TO ATL AFTER T/O. FLT 5399 DEL 156 MINS.