As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PARKING BRAKES WOULD NOT RELEASE WHILE HOLDING SHORT OF RUNWAY WITH ENGINES RUNNING. REMOVED FROM SERVICE. REMOVED AND REPLACED THE MAU 2 SLOT 16 BRAKE CONTROL MODULE IAW E175 AMM TASK 32-41-07. CHECKS GOOD. NO CAS FAULTS, TAXI TEST CHECKS GOOD. RETURNED TO SERVICE.