As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 6170 - IAD-EWR - ABORTED TAKEOFF DUE TO LEFT ENGINE EGT FLUCTUATION. AIRCRAFT RETURNED TO GATE WITH NO FURTHER INCIDENTS. MAINTENANCE CLEANED ZONE 2 CANNON PLUG CONNECTOR. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)