As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#1388, LAX-BOS. (ETOPS) 'CLASS 2 AIR BLEED MAINT MSG ( 36-00-00-C CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY FAULT(S) INDICATED BY AIR BLEED ); SEE LP 3569631-2. MDDR 505669 (REPLACED ENG 1 BLEED HARNESS (FIN: 4170KS) REF AMM 36-11-61. MX-4 UPDATED PLACARD REMOVED.). MX-4 UPDATED. PLACARD REMOVED.'