As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW OF FLIGHT 2405 REPORTED THAT APPROXIMATELY 25 PERCENT LEFT AILERON TRIM AND 15 - 20 PERCENT LEFT RUDDER TRIM WAS REQUIRED FOR STRAIGHT AND LEVEL FLIGHT. CONTRACT MAINTENANCE IN PIT PERFORMED AN OPERATIONAL TEST OF THE AILERON TRIM SYSTEM IAW CRJ 200 AMM 27-11-00-710-802 AND AN OPERATIONAL TEST OF THE RUDDER TRIM SYSTEM IAW CRJ 200 AMM 27-21-00-710-802. ALL TEST WERE GOOD WITH NO DEFECTS FOUND. THE AIRCRAFT WAS THEN RELEASED FOR SERVICE.