What was found
FLIGHT 5833 - DURING TAXI-IN RECEIVED A FLAP FAIL CAUTION MESSAGE AT 20 DEGREES. REPLACED THE FLAP ELECTRONIC CONTROL UNIT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5833 - DURING TAXI-IN RECEIVED A FLAP FAIL CAUTION MESSAGE AT 20 DEGREES. REPLACED THE FLAP ELECTRONIC CONTROL UNIT.