As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 6326 - IAD-ROC - DURING TAKEOFF ABORTED THE TAKEOFF DUE TO THE RIGHT AIR OFF LIGHT ILLUMINATING. AIRCRAFT RETURNED TO GATE WITH NO FURTHER INCIDENTS. MAINTENANCE REPLACED THE AIR OFF PRESSURE SWITCH. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)