As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENGINE LOST OIL QUANTITY AND PRESSURE SHORTLY AFTER TAKEOFF, WITH CORRESPONDING LOW OIL PRESSURE/FILTER BYPASS LIGHT ON IN FRONT PANEL. SHUTDOWN ENGINE IAW CHECKLIST AND RETURNED FOR UNEVENTFUL LANDING. REPLACED NR 2 ENGINE. OPS AND LEAK CHECK OK.