What was found
FLIGHT 5834 DURING CRUISE FLIGHT THE AUTO PRESSURIZATION MODE FAILED CAUSING CABIN ALTITUDE INCREASE. REPLACED THE PRESSURIZATION CONTROLLER NR 2.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5834 DURING CRUISE FLIGHT THE AUTO PRESSURIZATION MODE FAILED CAUSING CABIN ALTITUDE INCREASE. REPLACED THE PRESSURIZATION CONTROLLER NR 2.