As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SCE-PIT FLIGHT#3825. CREW REPORTED LOSS OF OIL PRESSURE ON #2 ENGINE. ENGINE SHUT DOWN AND EMERGENCY DECLARED. MAINTENANCE FOUND A CUT O RING ON TRANSFER TUBE BETWEEN OIL PRESSURE REGULATOR AND MAIN OIL FILTER. O RING REPLACED. MAIN AND SCAVANGE OIL FILTERS REPLACED IN ACCORDANCE WITH MAINTENANCE MANUAL. NO FLAGS NOTED ON ENGINE CONDITION PANEL. GROUND RAN AIRCRAFT FOR TEN MINUTES, LEAK AND OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.