As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APPROXIMATELY FIVE HOURS AFTER TAKEOFF FROM TAPA THE NR 2 ENGINE LOW OIL PRESSURE LIGHT ILLUMINATED AND OIL PRESSURE DROPPED TO 20 PSI. THE ENGINE WAS SHUTDOWN AND CHECKLIST WAS COMPLIED WITH THE CREW RETURNED TO TAPA AND LANDED. MAINTENANCE FOUND THE OIL EXITED FROM THE TURBINE AREA. THE ENGINE WAS REPLACED AND OPERATIONAL CHECKS WERE SATISFACTORY. THE AIRCRAFT WAS RETURNED TO SERVICE.