As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED A LEFT WING OVERFLOW ECAM MESSAGE DISPLAYED AND TURNED OFF LEFT TRANSFER PER ECAM PROCEDURES. MAINTENANCE REPLACED THE LEFT HAND DUAL COMPENSATOR PER AMM 28-42-46 (AALA202412032271), AS WELL AS THE LEFT HAND OVERFLOW SENSOR PER AMM 28-46-16. (AALA202412031911). A SATISFACTORY LEAK / OPERATIONAL CHECK WAS ACCOMPLISHED.