# SDR YENA2026052200478

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 21, 2026
- Submitted: May 22, 2026
- Operation: Air carrier
- Aircraft: [N4083J](https://openairdocs.org/aircraft/N4083J), 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: 11903
- Aircraft time: 8,067 hours, 1,213 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Warning
- Condition: False Activation
- 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/YENA2026052200478

## Discrepancy

FLT # 331, MXP-BOS. (ETOPS)  SMOKE MAINT STS ( CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY FAULT(S) INDICATED BY SMOKE ). PERFORMED OPS CHK SMOKE DETECTION SYSTEM IAW AMM 26-10-00. OPS CHK GOOD. MX-4 UPDATED. PLACARD REMOVED.

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