# SDR YENA2025121001193

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2025
- Submitted: December 10, 2025
- Operation: Air carrier
- Aircraft: [N4048J](https://openairdocs.org/aircraft/N4048J), 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: 10446
- Aircraft time: 16,569 hours, 2,460 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Sensor
- Part number: 764B000002
- Part serial: 92908
- Condition: Failed
- Location: Zone 200
- Part time: 16,584 hours, 2,461 cycles
- 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/YENA2025121001193

## Discrepancy

FLT 2163, LHR-JFK. (ETOPS) TEMP CTL 2 CLASS 2 MSG ON ECAM ( CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY 4) FAULT(S) INDICATED BY TEMP CTL 1 (2) . REF MDDR 602750 AND LP 4430437(PER TSM 21-61-00-810-831-A REPLACED PACK 2 OUTLET TEMP SENSOR (34HH) REF AMM 21-61-15. TEST OK. MX-4 UPDATED, PLACARD RMEOVED). FAULT CLEARED. MX-4 UPDATED, PLACARD REMOVED.

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