# SDR CALA2025091909064

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2025
- Submitted: September 19, 2025
- Operation: Air carrier
- Aircraft: [N17401](https://openairdocs.org/aircraft/N17401), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 43451
- Aircraft time: 1,500 hours, 466 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Sensor
- Condition: Dirty
- Location: Zone 800
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025091909064

## Discrepancy

AFT ENTRY DOOR LIGHT WAS INTERMINTENTLY ILLUMINATED ON TAKEOFF A ND LANDING FOUND AFT ENTRY DOOR WARNING SENSOR DIRTY. CLEANED SENSOR, OPS CHECK GOOD. ADVISED CREW TO MONITOR DURING SUBSEQUENT FLIGHT PER FIM 52-10 TASK 814.

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