# SDR YENA2025121701228

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 2025
- Submitted: December 17, 2025
- Operation: Air carrier
- Aircraft: [N4076J](https://openairdocs.org/aircraft/N4076J), 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: 11513
- Aircraft time: 9,072 hours, 1,358 cycles
- Engine: Iae PW1133GAJM
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Failed
- Location: Nr 1
- Stage of operation: TX
- How discovered: O
- Nature of condition: Y
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2025121701228

## Discrepancy

FLT # 1407 JFK-JFK (ETOPS).  WHILE STARING ENG 2, ENG 1 FAILED.; REF TSI #78472 (NR-00001) ON W.O #1462918 FOR LPC BUFFER AIR VALVE / HPC BLEED VALVE/ DSU DATA DUMP ACCOMPLISHED. ALSO ACCOMPLISHED TEST NO. 4 - POWER ACCELERATION / DECELERATION TEST IAW AMM 71-00-00-710-805-A. & POWER ASSURANCE REF AMM 71-00-00-710-806-A. OPS CHECK NORMAL.

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