What was found
FLT#824, LAX-JFK. (ETOPS) CLASS II AC GEN ON STATUS PAGE ( CLASS II MX MSG - GPCU OR AC GEN ); T/S FOUND PIN 3 OF 4000XUB CONNECTOR SHORTED TO GND WITH 405VCA DISCONNECTED. R/R 4155KS HARNESS ON #2 ENG REF PW1100G-A-24-21-61-00A-720A-D. PERFORMED OPS CHK WITH IDLE RUN REF AMM 71-00-00. #2 GEN OPS CHK NML, NO FAULTS FOR #2 GEN REPORTED ON PFR. THIS CLEARS MDDR #589713, MX 4 UPDATED, PLACARD REMOVED.