As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ATB. BOTH AUTOPILOTS A AND B WILL NOT ENGAGE (BOTH TESTED OK ON GROUND). A/P A AND B PITCH AND ROLL COMPUTERS, ASTU AND M AND LU BITE CHECK ALL OK. FLT CTL HYD POWER SHUT OFF SWITCHES ALL CHECKED IN ON POSITION. A/P ACCESS BOXES INSTALLATION SECURED. MSP ELECT CONNECTORS INSPECTION, NO FAULTS (SEE LOG PAGES). (K)