# SDR YENA2026012800074

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 2026
- Submitted: January 28, 2026
- Operation: Air carrier
- Aircraft: [N4058J](https://openairdocs.org/aircraft/N4058J), 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: 10619
- Aircraft time: 16,884 hours, 2,541 cycles
- System (JASC): [5100 · Standard Practices/Structures](https://openairdocs.org/jasc/5100)
- Part: Not Reported
- Condition: Not Reported
- Location: Not Reported
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2026012800074

## Discrepancy

FLT # 424 LAX-JFK (ETOPS)." CAT II INOP ( CATEGORY IIIB NOT AUTHORIZED ).;PFM CAT III LAND TEST IAW AMM 22-97-00. TEST PASSED. A/C RE-CERTIFIED TO CAT III STATUS. MDDR CLR, MX-4 UPDATED, PLACARD RMVD.

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