# SDR SIMA20260605001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 5, 2026
- Submitted: June 8, 2026
- Operation: Air carrier
- Aircraft: [N289MW](https://openairdocs.org/aircraft/N289MW), 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: 17000840
- Aircraft time: 16,263 hours, 11,145 cycles
- System (JASC): [3140 · Central Computers](https://openairdocs.org/jasc/3140)
- Part: Module
- Part number: 70244401903
- Condition: Failed
- Stage of operation: DE
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20260605001

## Discrepancy

AVNX MAU 1B FAULT /SPOILER FAULT ON FINAL DESCENT. REJECTED TO AT APPROXIMATELY 60 KNTS. CAUTION WAS ACCOMPANIED WITH ANOTHER ADVISORY MESSAGE THAT I DIDN'T GET TO READ. CAUTION EXTINGUISHED AS WE EXITED THE RUNWAY. EMERGENCY DECLARED. RAR POWER MODULE #3 IAW MM 31-41-02. NO EICAS OR CMC MESSAGES.

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