As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4074 THE CREW REPORTED, RECEIVED A FLAP FAIL MESSAGE DURING DESCENT. THE CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE FLAP SELECTOR LEVER IAW EMB 145 AMM 27-53-03. THE OPERATIONAL CHECK WAS GOOD. REMOVED AND REPLACED THE LEFT FLAP MOTOR DRIVE UNIT IAW EMB 145 AMM 27-53-01. THE FLAP OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.