As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER STARTING NR 2 ENG, BRAKE INBD INOPERATIVE MSG APPEARED ON EICAS. TROUBLE SHOT & FOUND INBD BRAKE CONTROL VLV INOPERATIVE. REPLACED INBD BRAKE CONTROL VLV. OPERATIONS CHECK & LEAK CHECK TESTED GOOD. THE ACFT WAS RETURNED TO SERVICE.