As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 6198 - IAD-PIT - ABORTED THE TAKEOFF DUE TO THE LEFT ENGINE OIL PRESSURE DROPPING TO ZERO FOR 15 SECONDS DURING THE TAKEOFF ROLL. AIRCRAFT RETURNED TO THE GATE WITH NO FURTHER INCIDENTS. MAINTENANCE REPLACED THE OIL PRESSURE TRANSDUCER. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)