As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE LOW OIL PRESSURE LIGHT ILLUMINATED ON FINAL. ENGINE WAS CHECKED AND FILTER HAD METAL IN IT. UPON FURTHER INSPECTION, BYPASS FILTER SCREEN APPEARED DAMAGED. AFTER CLOSURE INSPECTION, BYPASS FILTER SCREEN SEAM DETACHED. THIS WOULD ALLOW OIL TO FLOW UNFILTERED. ENGINE WAS REMOVED FOR MIO INSPECTION.