# SDR YENA2025071400724

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2025
- Submitted: July 14, 2025
- Operation: Air carrier
- Aircraft: [N2157J](https://openairdocs.org/aircraft/N2157J), 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: 11397
- Aircraft time: 7,485 hours, 1,374 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning Message
- Condition: Illuminated
- Location: Bleed Air Sys
- 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/YENA2025071400724

## Discrepancy

FLT 509, BOS-JAX.   ETOPS AIR BLEED CLASS 2 MX MESSAGE,   CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY 1,  FAULTS INDICATED BY AIR BLEED.  PERFORMED BITE TEST OF EBAS PER  TASK 36-11-00-740-802-A.TEST OK, NO FAULT PRESENT MDDR CLEARED MX-4 UPDATED, PLACKARD REMOVED.

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