As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE TO DTW FROM GSP THE RT ENGINE MASTER WARNING ILLUMINATED FOLLOWED BY THE FLUCTUATION OF THE OIL PRESSURE GAUGE. THE FLIGHT CREW EXECUTED THE QRH AND SHUT DOWN THE ENGINE. DECLARED AN EMERGENCY. ATC CLEARED THEM DIRECT TO AVL WHERE AN OTHERWISE UNEVENTFUL APPROACH AND LANDING WERE MADE. MAINTENANCE FOUND THAT THE ENGINE LUBE AND SCAVENGE PUMP WAS DEFECTIVE. THE PUMP WAS REPLACED AND GROUND RUNS SUCCESSFULLY COMPLETED. THE AIRCRAFT WAS RELEASED FOR FLIGHT.