As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE TAXI FOR TAKEOFF, THE CREW NOTED THAT THE AIRCRAFT'S BRAKES WERE WEAK. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND BLED, THE NORMAL BRAKE SYSTEM IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-42-07. OPERATIONAL CHECKS WERE COMPLIED WITH AND, THE AIRCRAFT WAS RETURNED TO SERVICE.