As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ORD - FLT 4244 - LOST RUDDER CONTROL DURING LANDING. EICAS DISPLAYED RUDDER 1-2 SYSTEM INOPERATIVE. PERFORMED TROUBLESHOOTING PROCEDURES FOR RUDDER 1-2 INOPERATIVE IAW EMB145 FAULT ISOLATION MANUAL. PERFORMED OPERATIONAL CHECK OF RUDDER IAW EMB 145 AMM 27-23-00. NO DEFECTS NOTED. COMPLIED WITH FUNCTIONAL CHECK FLIGHT WITH NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE. (M)