As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) NR 2 LOW OIL PRESSURE FLICKERING FOR THE LAST 4 MINUTES OF FLIGHT WITH THE PRESSURE GAUGE IN AND OUT OF CAUTION RANGE. TEMPERATURE NORMAL, ENGINE OPERATED AT REDUCED THRUST AND SHUTDOWN AFTER LANDING. FOUND TO BE THE STARTER DRIVE PAD CARBON SEAL TO BE LEAKING (AROUND 200 ML/15 MINUTES). REPLACED SEAL.