As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) EXCESSIVE OIL LEAK AT OIL FILTER HOUSING BOWL "T" BOLT. FILTER HSG AND MANIFOLD, AS WELL AS OIL PUMP REPLACED WITH NO CHANGE IN LEAK STATUS. PRESSURE TAPPED AT CLOGGING INDICATOR FOUND EXCESSIVE. FOLLOWING MFG RECOMMENDATIONS FOR TROUBLESHOOTING LED TO NO CLEAR SOURCE OF PROBLEM. ENGINE REMOVED AND SENT TO MFG MX FACILITY.