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 ON TAKEOFF ROLL. LIGHT EXTINGUISHED AFTER ABORTED TAKEOFF. CLEANED OIL PRESSURE SWITCH AND TRANSDUCER. FOUND ENGINE 4 QUARTS LOW ON OIL. SERVICED ENGINE. GROUND RAN ACFT AT FULL POWER. OPS CHECK GOOD. OK FOR SERVICE.