As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN)IN CLIMB, A LEVEL 3 WARNING WAS RECEIVED, THE ENGINE OIL PRESSURE LIGHT ILLUMINATED AND OIL PRESSURE INDICATED BELOW 40 PSI. THE PILOT SHUT DOWN THE ENGINE AND THE AIRCRAFT RETURNED TO ITS POINT OF DE PARTURE. POST FLIGHT INSPECTION REVEALED CONTAMINATED FUEL. THE FUEL COOLED OIL COLLER WAS REPLACED.