As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SPDA FAIL IN CRUISE FLIGHT, LATER RECEIVED AMS FAIL AND CARGO FWD AND AFT FIRE DET FAIL MESSAGES. CREW ALSO RECEIVED NUMEROUS ADDITIONAL MESSAGES ON APPROACH AND AFTER LANDING. STEERING WAS NOT AVAILABLE AFTER CREW SHUT DOWN NR 2 ENGINE, TOWED TO THE GATE. REMOVED AND REPLACED SPDA 1 & 2 MICROCOMS CARDS 4 EA.