As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTO FAILED ON PRESSURIZATION ALTN MODE SELECTED AUTO FAIL LIGHT OUT. UNABLE TO DUPLICATE DISCREPANCY NR 2 CONTROLLER LOGGED FAULT CODE 101 FOR FLIGHT 479. ACCOMPLISHED FIM 31 803 FOUND FAULT TO BE INTERMITTENT. GROUND VERIFICATION TEST PASSED REF MM 21 31 00.