As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS - ENG 2 FIRE LOOP B FAULT DISPLAYED NUMEROUS TIMES DURING CRUISE // PERFORMED TSM 26-12-00-810-806-A. MEASURE OHMS 1472 OHMS, VISUAL INSP TERMINAL BLOCK 2WD-D (450VT2). NO DEFECTS NOTED. REMOVED AND REPLACED FIRE LOOP B AT PYLON & REMOVED AND REPLACED FIRE LOOP A AT PYLON OPS CHK GOOD IAW 26-12-16