# SDR SIMA2019062016002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 16, 2019
- Submitted: June 20, 2019
- Operation: Air carrier
- Aircraft: [N810AE](https://openairdocs.org/aircraft/N810AE), registered now
- Make and model: Emb EMB-135KL
- Registry model: [EMB EMB-135KL](https://openairdocs.org/model/embraer-emb-135kl) (OpenAirDocs)
- Aircraft serial: 145525
- Aircraft time: 32,944 hours, 30,027 cycles
- System (JASC): [3457 · Global Positioning System](https://openairdocs.org/jasc/3457)
- Part: Gps
- Condition: Malfunctioned
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA2019062016002

## Discrepancy

UNRELIABLE NAV INFORMATION IN FLIGHT BETWEEN FO X CA MFD FMS AND GPS.  RESET AND PERFORMED OPC CHECK OF FMS/GPS IAW AMM 34-62-00. OPC CHECK GOOD. NO FAULTS NOTED AT THIS TIME. FOUND TO BE TRANSITORY CONDITION. A/C OK FOR SERVICE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.