As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE, THE ENGINE LOW OIL PRESSURE WARNING ANNUNCIATED. THE ENGINE WAS SHUT DOWN IN FLIGHT. SUBSEQUENT GROUND TESTING WAS UNABLE TO DUPLICATE THE EVENT. THE OIL PRESSURE TRANSMITTER AND LOW OIL PRESSURE SWITCH WERE REPLACED AND THE AIRCRAFT RETURNED TO SERVICE.