Possible cause of Air France 447 crash
Possible cause of Air France 447 crash. Air France 447: Report Shows Air Speed Sensors Likely Led to Crash. With two co-pilots at the helm, Air France Flight 447 went down into the Atlantic two years ago after speed sensors failed and the Airbus jet stalled, a German newspaper reported.Der Spiegel cited sources who are familiar with the contents of flight recorders recovered from the ocean two weeks ago. The unnamed sources told the newspaper that the chief pilot, Captain Marc Dubois, had left the cockpit just before the Airbus A330's airspeed sensors failed four hours into the flight. The failure of the sensors caused the autopilot to disengage and the plane to stall, going into an uncontrolled dive.


