# SDR YENA2025093000975

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 2025
- Submitted: September 30, 2025
- Operation: Air carrier
- Aircraft: [N4074J](https://openairdocs.org/aircraft/N4074J), registered now
- Make and model: Airbus A321-271NX
- Registry model: [Airbus A321-271NX](https://openairdocs.org/model/airbus-s-a-s-a321-271nx) (OpenAirDocs)
- Aircraft serial: 11354
- Aircraft time: 9,015 hours, 1,373 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Condition: Faulted
- Location: Zone 400
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2025093000975

## Discrepancy

FLT#1907, JFK-CDG. (ETOPS) "ENG 2 FIRE LOOP B FAULT ( ENGINE FIRE DETECTION SYSTEMS 2) LOOP B ); FAULT CURRENTLY INACTIVE, NO RECENT HISTORY.  NOTHING ON PFR, PREVIOUS LEGS REPORT OR ECAM.  BITE TEST PASSES ON R ENG FDU PER AMM 26-12-00.  PERF'D DVI PER TSM 26-12-00-810-916-A, NO FAULTS NOTED.  COULD NOT DUPLICATE THE MSG & ITEM OK FOR SVC AT THIS TIME.  MX-4 UPDATED & PLCD REMOVED.

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