# SDR SIMA20230208001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 2023
- Submitted: February 9, 2023
- Operation: Air carrier
- Aircraft: [N215NN](https://openairdocs.org/aircraft/N215NN), 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: 17000511
- Aircraft time: 18,002 hours, 11,611 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Unknown
- Condition: Unknown
- 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/SIMA20230208001

## Discrepancy

CABIN PRESSURE AUTO FAULT APPEARED DURING DESCENT FROM 390 ALT HIGH EICAS AT 9700 FT DECLARED EMERGENCY. -C/A-FOUND FAULT CODE 21311011CPC. FOLLOWED FIM 21-31-00-810-810-A. FOUND TRANSITORY CONDITION OF CPCS OUTFLOW VALVE ACTUATOR

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