As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTOPILOT FAILED IN CRUISE FLIGHT AT FL440. PILOT ELECTED TO DIVERT TO KICT TO THE TEXTRON SERVICE CENTER. MAINTENANCE PERSONNEL ACCOMPLISHED TROUBLESHOOTING AND DISCOVERED THAT THE AILERON AUTOPILOT SERVO HAD FAILED. THEY REPLACED THE SERVO AND THE FLIGHT CONTINUED.