As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED OIL LEAKING OUT OF RIGHT ENGINE. MAINTENANCE DISCOVER #2 ENGINE OIL SCAVENGE PUMP HAVING A PINHOLE LEAK AND THE HOUSING WAS REPLACED. INSPECTION DETERMINED THAT CAVITATION EROSION OF THE PUMP BODY IN A CORNER OF THE CAVITY HAD CREATED A HOLE. THIS IS FREQUENT ON THESE PUMP HOUSINGS. POST REPLACEMENT OF PUMP HOUSING LEAK CHECK WAS GOOD.