# SDR SIMA20180223002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 23, 2018
- Submitted: March 1, 2018
- Operation: Air carrier
- Aircraft: [N662EH](https://openairdocs.org/aircraft/N662EH), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145777
- Aircraft time: 35,127 hours, 30,456 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Condition: Malfunctioned
- Location: Cabin Pressure
- Stage of operation: NR
- 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/SIMA20180223002

## Discrepancy

CABIN ALTITUDE WARNING FOR AUTO PRESSURE CONTROLLLER FAILED.   COULD NOT PERFORM THE FUNCTIONALTEST IN AUTO MODE TO CHECK FOR FAILURE CODE TO DISPLAY ON DIGITAL CONROLLER IAW FIM 21-31-00-801-A.   PERFORMED OPS CHECK OF AUTO AND MANUAL MODES OF PRESSURIZATION CONTROL SYSTEM IAW AMM 21-31-00.  OPS CHECKED GOOD.

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