What was found
ETOPS - ENGINE 2 FIRE LOOP A FAULT. CHECK ENGINE WIRE FROM FDU2 "A" PLUG J AND K SHORTING TO GROUND. REMOVED WIRES 2612-277 AND 2612-276 FROM TERMINAL BLOCK 450VT2. SHORT TO GROUND STILL PRESENT. RECONNECTED WIRE 2612-277 AND 2612-276 TO TERMINAL BLOCK 450VT2 PER ESPM 20-44-51. DISCONNECTED 31WD2 AND 32WD2. SHORT TO GROUND IS BETWEEN 31WD2 AND 32WD2 TO PYLON LOOP A DETECTOR. PYLON LOOP A DETECTOR PER AWM 26-12-06. DISCONNECTED 31WD2 & 32WD2 FROM (3WD2) PYLON DETECTOR. CONTINUITY & INSULATION CHECK OF 3WD2 GOOD. FOUND 31WD2 & 32WD2 INTERMITTENT SHORTING TO GROUND REMOVED & REPLACED HARNESS 31WD2 & 32WD2 PER AMM 26-12-63. ENG 2 FIRELOOP A OPS CHECK OK PER AMM 26-12-00