# SDR SWIA2026020275117

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 2, 2026
- Submitted: February 3, 2026
- Operation: Air carrier
- Aircraft: [N259SY](https://openairdocs.org/aircraft/N259SY), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000656
- Aircraft time: 21,498 hours, 15,662 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Pressure Switch
- Part number: 526155001
- Part serial: 1199
- Condition: Faulted
- Location: Parking Brake
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA2026020275117

## Discrepancy

PRKG BRK NOT RELEASED CAUTION MSG DURING DESCENT. CYCLE OF PRKG BRK LEVER IAW THE QRH CLEARED THE MSG INITIALLY, BUT THEN IT CAME BACK. UPON LANDING, NO ISSUES, NORMAL LANDING AND BRAKING. CAUTION MSG EXTINGUISHED AND REPLACED BY EMER BRK FAULT ADVISORY MESSAGE.  (FLIGHT 3951 - FILED CLOSED)INTERROGATED CMC FOUND FAULT CODE 32400015UT1. REMOVED AND REPLACED EMERGENCY BRAKE PRESSURE SWITCH #1 IN REFERENCE TO ERJ AMM 32-44-09. PERFORMED OPS CHECK IN REFERENCE TO ERJ AMM 32-44-09. OPS CHECK GOOD. A/C OKAY FOR SERVICE.

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