# Incident 20170707015299I: Embraer ERJ-170-200LR, Monterrey, July 7, 2017

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: July 7, 2017, 21:48 local time
- Place: Monterrey
- Airport: Monterrey International Airpor
- Damage: No damage
- Phase of flight: Cruise/Level Flight
- Operating rules: Air carrier (Part 121)
- Operator: SIMA
- Aircraft: N242NN, registered now (https://openairdocs.org/aircraft/N242NN) (OpenAirDocs)
- Registry model: Embraer S A ERJ 170-200 LR (registry code 3260415, https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Registry engine: GE CF34-8E5 (registry code 30061, https://openairdocs.org/engine/ge-cf34-8e5) (OpenAirDocs)
- Reported make and model: EMBRAER ERJ-170-200LR
- People aboard: 67
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Airline transport, commercial pilot, flight instructor
- Pilot flight hours: 5,996 total, 188 in this make and model, 162 in the last 90 days
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20170707015299I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ON JULY 7, 2017, AN EMBRAER 170-200-LR, N242NN, REGISTERED TO AMERICAN AIRLINES INC. OPERATED BY ENVOY AIR, INC., THE FLIGHT ORIGINATED FROM DALLAS/FORT WORTH (DFW) AND WAS ORIGINALLY DESTINED FOR AGUASCALIENTES, MEXICO (AGU). OPERATING AT FLIGHT LEVEL 36000?, DECLARED AN EMERGENCY IN FLIGHT, DUE TO THE AIR DATA SYSTEM (ADS) FAILURE, CAPTAIN?S ATTITUDE INDICATION BECOMING ?INVERTED?, LOSS OF RELIABLE ENGINE INSTRUMENTATION INDICATIONS FOR BOTH ENGINES AND CABIN ALTITUDE CLIMBING PAST 12,000?.  MULTIPLE ENGINE INDICATING AND CREW ALERTING SYSTEM (EICAS) MASTER WARNINGS, MASTER CAUTIONS, AND SYSTEM STATUS ERROR MESSAGES.  MULTIPLE AURAL CAUTIONS AND WARNINGS SUCH AS, BANK ANGLE AND ENHANCE GLOBAL POSITIONING WARNING SYSTEM (EGPWS). FLIGHT DIVERTED TO GENERAL MARIANO ESCOBEDO INTERNATIONAL AIRPORT, MONTERREY, MEXICO (MTY). VISUAL METEOROLOGICAL CONDITIONS PREVAILED AT THE TIME. AIRCRAFT LANDED SAFELY AT 9:48 PM CST. THE AIRCRAFT SUSTAINED NO DAMAGE, WITH NO INJURIES TO THE 4 FLIGHT CREW MEMBERS OR 63 PASSENGERS.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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