As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLAP FAIL MESSAGE ON TAXI OUT AT 13 DEGREES. REMOVED AND REPLACED RIGHT BPSU PER CRJ MM 27-51-10. REMOVED AND REPLACED NR 2 INBOARD FLAP ACTUATOR AND NR 1 RIGHT INBOARD FLAP ACTUATOR IAW CRJ MM 27-53-01. OPERATIONAL CHECK GOOD. NR 1 P/N 852D100-19, S/N OFF 4483. NR 2 P/N 852D100-19, S/N OFF 4487.