As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MZJ - DURING C-CHECK INSPECTION, DISCOVERED EXFOLIATION CORROSION ON THE UPPER SURFACE OF THE LOWER RIGHT HAND WING TRAILING EDGE SKIN BETWEEN WS 724.5 AND WS 740.0. AFFECTED AREAS WERE TRIMMED TO REMOVE CORROSION. FABRICATED AND INSTALLED REPAIR FILLERS WET WITH SEALANT. ACCOMPLISHED IAW ECRA 470-57-075-2 REV A. (X)