As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRESSURIZATION ERATIC IN AUTO + 400 FPM SPIKED 200 FPM ON LEVEL OFF OK IN ALTERNATE PERFORMED TASK 21 13 801 CONFIRMED NR 2 CABIN PRESS FAULT. FOUND NO LOGGED FAULTS IN NR 2 PRESS CONTROLLER HISTORY & NO CURRENT FAULTS. RAN PRESSURIZATION GROUND SYS TEST ON NR 1 & 2 CONTROLLER PER MM 21 31 00, NO FAULTS FOUND. SYS OPS CHECKS NORMAL. RESET NR 2 AUTO PRESS CONTROL.