As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON PREFLIGHT, NOTICED PRESSURIZATION CONTROL PANEL AUTO FAIL AND ALTN LIGHTS ILLUMINATED WITH MODE SELECTOR IN AUTO POSITION. RESET CABIN PRESSURE CONTROLLER BY TURNING SELECTOR TO MANUAL THEN BACK TO AUTO. CONTROLLER RESET. PERFORMED GROUND VERIFICATION. CABIN PRESSURE CONTROLLER BITE TEST SHOWED NO CURRENT FAULTS. REF FIM TASK 21-31-801.