As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OUTBD BRAKES FAIL AMBER CAS: ON TAXI OUT NOTICED OUTBD BRAKES FAIL AMBER CAUTION MESSAGE. RAN THROUGH OUR CHECKLIST AND THEN TAXI BACK TO THE RAMP. MESSAGE STILL REMAINS AFTER SHUTDOWN. B3 007836 IS THE B3 CODE. CORRECTIVE ACTION: BRAKE FAIL CAS. REPLACED RT OB BRAKE PRESSURE TRANSDUCER MT98 PER CL350 MM 32-43-17. LEAK AND OPS CHECK GOOD. PN OFF 52-597500 SN 8397-2-289.