As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLAPS FAIL MESSAGE ON EICAS ON APPROACH FLAPS AT 4 DEGREES. REMOVED AND REPLACED RIGHT OUTBOARD FLAP, OUTBOARD ACTUATOR IAW CRJ AMM 27-53-05. ALSO REMOVED AND REPLACED RIGHT BPSU IAW CRJ AMM 27-51-10. OPERATIONAL TEST OF FLAP SYSTEM GOOD AT THIS TIME IAW CRJ AMM 27-54-00.