As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER DEPARTURE AND DURING THE CLIMB OUT, N284CP EXPERIENCED MULTIPLE AMBER MAINTENANCE MESSAGES THAT INCLUDED #1/2 RUDDER SYS INOP, AUTOPILOT INOP AND PITCH TRIM INOPERATIVE. THE CREW HELD ALTITUDE AT 16,000FT TO PERFORM THE STEPS IN THE QRH TO CLEAR THE MESSAGES. THE CREW WAS ABLE TO CLEAR THE MESSAGES AND MADE THE DECISION TO RETURN THE AIRCRAFT TO IAH FOR MAINTENANCE SUPPORT.