As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS - ENG 1 FIRE LOOP B FAULT. DURING T/S NOTICED GROUND TERMINAL LUG OFR CONNECTROR TO DETECTOR 4012WD WITH A LOOSE FITTING. TERMINAL LUG REMOVED AND REPLACED IAW ASM 71-51-04 P0004 SHEET 1. BITE TEST OF FDU 1 C/O. IAW AMM 26-12-00-740-804-A. TEST OK.