# SDR AALA202605110045

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2026
- Submitted: May 11, 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: 54,019 hours, 20,925 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/AALA202605110045

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: DOOR 2L FORWARD EMERGENCY EXIT ERRONEOUSLY INDICATING OPEN IN FLIGHT SPORADICALLY. FLIGHT CREW RAN QRH AND NO INCREASE IN CABIN PRESSURE NOTED.   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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