# SDR 3EJA2025092200052

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 17, 2025
- Submitted: September 22, 2025
- Operation: Air carrier
- Aircraft: [N782JS](https://openairdocs.org/aircraft/N782JS), registered now
- Make and model: Cessna 525B
- Registry model: [Cessna 525B](https://openairdocs.org/model/cessna-525b) (OpenAirDocs)
- Aircraft serial: 525B0090
- Aircraft time: 10,678 hours, 7,583 cycles
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Ahrs
- Condition: Failed
- Location: Nr 1
- Stage of operation: CL
- 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/3EJA2025092200052

## Discrepancy

AHRS 1 FAILED WHILE CLIMBING THROUGH 400 FT. TROUBLE SHOT SYSTEM. SWAPPED #1 AND #2 ECU AND POWERED AVIONICS. BOTH AHRS POWERED UP AND INITIALIZED AS REQUIRED. NO FAULT FOUND.

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