What was found
FLT#345, BOS-BCN. (ETOPS) ENG 2 MINOR FAULT ( MINOR FAULT CAUTIONS ON ECAM E/WD ); REF MDDR 618037 FOR WORK PERFORMED. R/R WC05 HARNESS (4207KS) IAW AMM 77-21-61, OPS CHECKS GOOD, ALSO FOUND CONNECTOR J107 LOOSE, NO DAMAGE NOTED, RECONNECTED + OPS CHECKS GOOD IAW AMM 73-21-00, MDDR 618167 CLEAR, MCC NOTIFIED, MX-4 UPDATED, PLACARD REMOVED. PERFORMED GROUND VERIFICATION IAW AMM 73-21-00.