As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ABORTED TAKEOFF FOR AURAL WARNING ''OIL'' WITH LIGHT FLASHING ON MAP (OIL PRESS). PERFORMED AURAL WARNING RESET AND STATIC RUN UP. STILL RECEIVED ''OIL'' AURAL WARNING. FOUND AND REPAIRED A CHAFED WIRE ON NR 1 ENGINE OIL PRESSURE SWITCH. GROUND RUN UP OPS CHECK GOOD.