As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE STRUCTURAL INSPECTION PER WORK CARD ZL-575-01-1-001 CORROSION ON LH WING TOP SKIN PANEL 2 LOWER SURFACE. BETWEEN RIB 13 AND RIB 16. DUE THE DAMAGE IS BEYOND SRM LIMITS AIRBUS WAS CONTACTED TO REQUEST REPAIR INSTRUCTIONS. AIRBUS PROVIDED REPAIR INSTRUCTIONS UNDER DOSSIER 81140764. THE REPAIR WAS PERFORMED UNDER COOPESA JOB: A1M146 (ITEM 5-2)