# SDR AALA202412117375

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 5, 2024
- Submitted: December 11, 2024
- Operation: Air carrier
- Aircraft: [N920US](https://openairdocs.org/aircraft/N920US), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6490
- Aircraft time: 30,626 hours, 12,618 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Warning Message
- Condition: False Activation
- Location: Zone 800
- Stage of operation: IN
- How discovered: V
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202412117375

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: FLIGHT CREW REPORTED THAT IN POST FLIGHT REPORT WE RECEIVED THE ATA 52-00 DOOR RIGHT AFT EMERGENCY EXIT MESSAGE.  MAINTENANCE ACCOMPLISHED TSM 52-22-00-810-804-A AND FOUND NOT FAULTS. MAINTENANCE REVIEWED POST FLIGHT REPORTS AND NOTED NO FAULTS. A REVIEW OF SKYWISE SHOWED NO FAULTS THE LAST 21 FLIGHTS. MAINTENANCE WAS UNABLE TO DUPLICATE THE ISSUE OR IDENTIFY A SPECIFIC PART/ COMPONENT THAT WOULD HAVE CAUSED THIE ISSUE REPORTED AND RETURNED THE AIRCRAFT BACK TO SERVICE.

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