As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTOPILOT DISABLED IAW FAR 91.213. FOUND WIRES FROM CIRCUIT BREAKER TO AUTOPILOT OVERHEATED. IT IS BELIEVED THAT THE PILOTS CUT THE PLASTIC TIE WRAP ON THE CIRCUIT BREAKER AND USED THE AUTOPILOT ANYWAY. THE AUTOPILOT FUNCTIONS ON MANUAL HEADING ONLY. RECOMMEND FAR 91.213 BE REVISED TO SAY " AT ANNUAL INSP ALL INOP EQUIPMENT WILL BE REMOVED OR FIXED".