As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3748 THE CREW REPORTED THE LEFT EMERGENCY CAUTION LIGHT ON DURING THE TAKEOFF KEPT COMING ON AND OFF AT LESS THAN 60 KNOTS. THE CREW ABORTED THE TAKEOFF AND RETURNED TO BLOCK. THE AIRCRAFT WAS REMOVED FROM SERVICE. PERFORMED OPERATIONAL CHECK IAW CRJ AMM 52-21-00. THE OPERATIONAL CHECK WAS NORMAL. NO PARTS REMOVED OR REPLACED. THE AIRCRAFT WAS RETURNED TO SERVICE.