As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED- RAM AIR VALVE FAIL EICAS MESSAGE APPEARED AFTER DEPARTING KBJC AND NEVER FULLY PRESSURIZED DURING CLIMB OUT. CABIN ALT REACHED 10,000. RETURNED TO DEPARTURE AIRPORT. CORR ACTION- MX CND NO RAM AIR VALVE FAIL MESSAGE PRESENT. INSPECTED RAM AIR VALVE NO DEFECTS AND PERFORM GROUND PRESSURIZATION CHECK UP TO 3PSI FOR 5 MINUTES NO LEAKS OR PROBLEMS WITH PRESSURIZATION.