As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE OIL PRESSURE LIGHT FOR THE RT ENGINE FLASHED TWICE, FOLLOWED BY A RAPID DROP TO ZERO ON THE OIL PRESSURE GAUGE. IMMEDIATELY CARRIED OUT THE ENGINE SHUTDOWN DRILL FOR THE NR 2 ENGINE. ONCE IT WAS SECURED AND FEATHERED DECLARED AN EMERGENCY. LANDED NORMALLY. RT OIL COOLER FOUND TO HAVE FAILED DUE TO POSSIBLE FAILED CRACK AT WELD OTBD AFT CORNER. RT OIL COOLER REPLACED.