As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHV - DURING TAXI TO THE GATE BRK OUTBD INOP WAS OBSERVED ON THE EICAS. CREW RESET THE CIRCUIT BREAKERS AND THE MESSAGE WENT AWAY. DURING TAXI TO THE HANGER THE MESSAGE REAPPEARED AND WOULD NOT RESET. MAINTENANCE REMOVED AND REPLACED THE BRAKE CONTROL VALVE IAW EMB 145 AMM 32-41-06. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.