As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTOPILOT: UNIT FAILED TEST FUNCTION IN THE UP POSITION. UNIT IS NEWER, MOD SEEMS TO FAIL WITHIN SAME TIME FRAME AS PREVIOUS MODEL. RECOMMEND ELIMINATING THIS SWITCH FROM SYSTEM AS PILOT CAN OVERRIDE AN EXTREME PITCH UP OR DOWN MANUALLY. (X)