It's probable that QNX would underpin any future Mitsubishi Electric autonomous driving system, and more certain that it would underpin sensor integration etc. in future Mitsubishi car models.

But it's not being used there in current mainstream production.

https://www.meaa-mea.com/advanced-mobility/

https://www.blackberry.com/us/en/success-stories/mitsubishi

It's certainly difficult to pick through the Blackberry QNX hype to see where it's actually headed outside of infotainment, lot's of fuzzy weasal phrasing:

https://blackberry.qnx.com/en/industries/connected-autonomou...