# SDR AALA202605137838

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 2026
- Submitted: May 13, 2026
- Operation: Air carrier
- Aircraft: [N542UW](https://openairdocs.org/aircraft/N542UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4134
- Aircraft time: 54,032 hours, 20,931 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Proximity Sensor
- Part number: DHE1141
- Condition: Faulted
- Location: Zone 800
- Stage of operation: CR
- 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/AALA202605137838

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: L2 DOOR INTERMITTENTLY DISPLAYS ECAM MESSAGE OPEN DURING FLIGHT.  NO PRESSURIZATION CHANGES.   MAINTENANCE FOUND PROXIMITY SENSOR 19WV1 FAULTY AND REPLACED IT PER AMM 52-71-13. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO FAULTS NOTED.

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