As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 3 ENGINE OIL PRESSURE LOW TO RED BAND ON TAKEOFF ROLL. ABORTED TAKEOFF. *S/D* CLEANED THE ELECTRICAL CONNECTOR TO THE OIL PRESSURE TRANSMITTER AND SWAPPED THE NR 1 AND NR 3 GAUGES TO ISOLATE THE PROBLEM. IT SHOWED THAT THE PROBLEM WAS WITH THE INDICATION AND NOT TRUE OIL PRESSURE. THE OIL PRESSURE TRANSMITTER WAS CHANGED AS A PRECAUTION.