As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE FROM PIT TO HUN, CREW REPORTED BEING ALERTED BY A HYDRAULIC LOW PRESSURE C.A.S. MESSAGE. THIS WAS FOLLOWED ALMOST IMMEDIATELY BY A STAND-BY PRESSURE SYSTEM FAIL C.A.S. MESSAGE. AIRCRAFT DIVERTED TO BDL, LANDED WITHOUT FURTHER INCIDENT. AIRCRAFT WAS LATER FERRIED FROM BDL TO CAK. MAINTENANCE REPLACED THE HYDRAULIC PRESSURE TRANSDUCER I.A.W. M.M. 29-31-03, GROUND CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.