As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT NUMBER 3753. AUTOPILOT ENGAGED RECEIVED A LT WING DOWN CAUTION, DISCONNECTED AUTOPILOT. AILERON CONTROL WAS HEAVY IN BOTH DIRECTIONS. COMPLIED WITH AUTO PILOT TRIM QRH & AILERON JAMBED QRH SUSPECTED ICE & FREED JAMB. INSPECTED TED VISIBLE CONTROL CABLES OF AILERON CONTROL PATH. NO DEFECTS FOUND, COMPLIED WITH OPERATIONAL TEST OF AILERON SERVO IAW 22-11-21.