Causes

Warning systems in airline accidents

Official investigators identified warning systems in 2 of the incidents we cover, from 1987 to 2018. Each account explains how it arose in that case. A shared topic does not mean the same cause.

Last updated

Warning systems incident summary
DateFlightAircraftLocationFatalitiesReport status
5 March 2018Etihad A6-EIFAirbus A320-232Karachi FIR, about 45 nautical miles west-southwest of Karachi International Airport, Pakistan0LEVEL 3 Final report
16 August 1987Northwest Airlines Flight 255McDonnell Douglas DC-9-82 (MD-82)Detroit Metropolitan Wayne County Airport, Romulus, Michigan156 total: 154 aboard and 2 on the groundLEVEL 3 Final report
Etihad Airways Airbus A320-232 A6-EIJ taxiing at Moscow Domodedovo.Etihad Airways Airbus A320-232 A6-EIJ at Moscow Domodedovo in September 2009: Alex Beltyukov - RuSpotters Team

Etihad A6-EIF

A corrupt landing-elevation value made the cabin altitude rise during descent. The crew used oxygen and made an emergency descent before landing at Karachi.

Incident date:

LEVEL 3 Final report

Northwest Airlines MD-82 N301RC flying with landing gear extendedNorthwest Airlines MD-82 N301RC at Las Vegas: Aero Icarus

Northwest Airlines Flight 255

An MD-82 left Detroit with its flaps and slats retracted. The crew omitted the taxi checklist, and the unpowered takeoff warning system stayed silent.

Incident date:

LEVEL 3 Final report