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 ECAM APPEARED MULTIPLE TIMES ECAM CLEARED ITSELF WITHIN 1 MIN // REMOVED & REPLACED LOOP B FIRE HARNESS PER AMM 26-12-62. NO FIRE LOOP MSG ON ECAM PERFORMED OPS TEST OF FDU PER AMM 26-12-00 (HARNESS FIN 4166KS). OK FOR SERVICE.