As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LOWERING LANDING GEAR, CREW RECEIVED A BRAKE CONTROL FAULT MESSAGE. INTITIATED A GO-AROUND, RAN QRH AND DECLARED AN EMERGENCY. LANDED AND TAXIED TO GATE WITHOUT INCIDENT. FOLLOWED FIM AND PROBLEM WAS A TRANSITORY CONDITION IAW AMM. ACFT IS GOOD FOR SERVICE.