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 CAME ON FOR 30 SECONDS. T/S PER A321 TSM 26-12-00-810-806-A. PERFORMED OP TEST ENG FIRE & OVERHEAT DET & SAME ALL TEST OK. PERFORMED GVI OF ENG 2 FIRE DET SYS IAW ESPM CH 20 & ENG 2. NEED HARNESS FIN 4166KS (DL304822). REMOVED AND REPLACED WIRE HARNESS FIN 4166KS PN 636W5709-505 S/N P770774 PER A321 AMM 26-12-63-000-801. OPS CHECK GOOD.