As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE OIL PRESSURE WARNING LIGHT ILLUMINATED DURING TAKEOFF ROLL. CHECKED OIL LEVEL, FOUND TO BE AT ACCEPTABLE LIMIT. INSPECTED, CLEANED AND RESEATED OIL PRESSURE SWITCH AND TRANSMITTER. PERFORMED SIMULATED TAKEOFF ROLL WITH CREW. NO DEFECTS NOTED AT THIS TIME.