As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 604, YVR-JFK. (ETOPS) AIRBLEED CLASS II MSG ON ECAM ( CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY 1) FAULT(S) INDICATED BY AIR BLEED ); (RESOLVED ON W/O: 1456902 TASKCARD: NR-00001) REMOVED AND REPLACED BMC 1 PER AMM 36-11-34. NO FAULTS NOTED. MDDR CLEARED. MX-4 UPDATED. MCC NOTIFIED.