As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT # 2334 (PBI-DCA) DIVERTED TO MCO. VENT SKIN VALVE FAULT ON CLIMBOUT. MESSAGE RETURNED. PRESSURIZATION HELD UNTIL CAB PR MODE SEL MAN SELECTED. THEN CABIN ALT CLIMBED QUICKLY. LATER IN DESCENT VENT BLOWER FAULT AND VENT AVNCS SYS FAULT MESSAGES APPEARED. ( SKIN AIR OUTLET VALVE (AVIONICS) ); R & R SKIN AIR OUTLET VALVE (24HQ) REF AMM 21-26-53. OPS CK GOOD. NO DEFECT NOTED. MDDR CLEARED