As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NEITHER AUTOPILOT WILL ENGAGE AFTER SEVERAL ATTEMPTS DURING CLIM B AND CRUISE ACCOMPLISHED FIM TASK 22-11 TASK 933 FOR MAINT MSG 22-11176 UP TO STEP F.2. REMOVED AND REPLACED MAIN ELEC STAB TRIM RELAY R1193, REQUIRES LAND VERIFY. PERFORMED SPD/STB TRIM TEST LAND VERIFY TEST PER AMM 22-11-00-700-801. OPS CHK GOOD. ALL TEST PAASED WITH NO FAULTS