As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 4476, DURING TAKEOFF ROLL, DID NOT GET AUTOCOURSEN ARM LIGHT. CREW ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE PERFORMED GROUND RUNS IAW MM. AFTER AIRCRAFT WARMED, NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE WITHOUT FURTHER INCIDENT.