As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENG OIL PRESS CAUTION LIGHT ILLUMINATED ON TAKE OFF ROLL. ABORTED TAKE OFF. INSPECTED OIL SERVICE AND FOUND 3.5 QUARTS LOW. SERVICED TO FULL. CLEANED OIL PRESS SWITCH CONNECTOR AND RESEATED. GROUND RAN NO LEAKS NOTED. OPS CHECK GOOD. WILL MONITOR OIL CONSUMPTION.