What was found
ETOPS - AFTER HPR ENG 2 FIRE LOOP B FAULT. FOUND PYLON RAMP ASSY NO GOOD AND 4002WD2 ELEMENT SHORTING TO GROUND. NEED TO BE REPLACED. REMOVED & REPLACED AGB 4002WD2 DETECTOR PER AMM 26-12-17. REMOVED AND REPLACED #2 ENGINE PYLON FIRE-DETECTOR RAMP ASSEMBLY PER AMM 26-12-16. OPS PENDING. TEST FAILED. REMOVED PYLON RAMP ASSY. INSTALLED PYLON RAMP ASSY. PER AMM 26-12-16. OPS CHECK FAILED. FOUND WIRE HARNESS LOOP B (41WD2 & 42WD2) SHORTING TO GND. REMOVED & REPLACED 41WD2 & 42WD2 PER AMM 26-12-63. OPERATION CHECK OK PER AMM 26-12-00.