As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER TAKEOFF, PILOT NOTICED A LOW OIL PRESSURE WARNING ON LT ENGINE. PILOT SHUTDOWN AND SECURED ENGINE AND RETURNED TO DEPARTURE AIRPORT WHERE AN UNEVENTFUL SINGLE ENGINE LANDING WAS PERFORMED. OIL LEAK FOUND AT THE FILLER NECK COVER.