As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING APPROACH, THE PILOT OBSERVED THE LOW OIL PRESSURE. ELECTED TO SHUTDOWN THE ENGINE AND PERFORMED AN UNEVENTFUL SINGLE ENGINE LANDING. DURING TROUBLESHOOTING THE COLD START VALVE WAS FOUND TO BE STICKING. THE VALVE WAS CLEANED, AN ENGINE RUN WAS PERFORMED AND OIL PRESSURE WAS NORMAL.