As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3701 THE CREW REPORTED, A BRAKE OVERHEAT WARNING ON EICAS. THE CAPTAIN DECLARED AN EMERGECNY AND ELECTED TO DIVERT TO IAD WITH AN OVERWEIGHT LANDING. THE AIRCRAFT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 4 MAIN LANDING GEAR WHEEL SPEED TRANSDUCER IAW CRJ M/M 32-44-01. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.