As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#2144, LGW-JFK. (ETOPS) CLASS II MAINTENANCE FUEL, CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY 1. FAULTS INDICATED BY FUEL; REMOVED AND REPLACED SENSING CONTROL UNIT LVL IAW AMM 28-46-00. OPS CHECKED OK. NO FAULTS NOTED.