As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM, ENG 2 FIRE LOOP A FAULT. REMOVED & REPLACED PYLON A LOOP PER AMM 26-12-16-000-802 & AMM 26-12-16-400-802. FAULT CLEARED OPERATIONAL TEST OF ENGINE FIRE & OVERHEAT DETECTION OK PER AMM 26-12-00-710-002-A. OK FOR SERVICE.