# SDR YENA2023072800876

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 2023
- Submitted: July 28, 2023
- Operation: Air carrier
- Aircraft: [N4022J](https://openairdocs.org/aircraft/N4022J), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 10303
- Aircraft time: 7,173 hours, 1,054 cycles
- System (JASC): [2200 · Auto Flight System](https://openairdocs.org/jasc/2200)
- Part: Fcu
- Part number: C12850AC03
- Part serial: C12850008782
- Condition: Failed
- Location: 2ca
- Part time: 42,158 hours, 12,624 cycles
- Stage of operation: CR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2023072800876

## Discrepancy

FLT#1621, LHR-BOS. (ETOPS) 'AUTO FLT FCU 2 FAULT X2 (RESET ON GROUND, UNSUCCESSFUL RESET IN FLIGHT); REMOVED AND REPLACED FCU. OPS CHECK GOOD REF AMM 22-81-12.'

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