He added that Tesla was "working with" investigators "but is not a party to the investigation." The NTSB booted Tesla as a party to its probe into another fatal crash in 2018 after the car manufacturer disclosed investigative information before the probe's conclusion. On Monday, Elon Musk tweeted that Tesla data "so far" indicated that the car's Autopilot driver assistance system was not in use during the crash. The NTSB ultimately cited Autopilot system limitations, the driver's distraction from a cellphone game, and apparent overreliance on the Autopilot system, in the crash. "In each of our investigations involving a Tesla vehicle, Tesla has been extremely cooperative on assisting with the vehicle data.
Source: Stuff April 21, 2021 01:52 UTC