Well you should be, all the diagnostic systems are locked for the OEMs to be used, there are a few ones that repair guys can do but they can't touch anything because even if they repair the parts that are pointed out by the software it needs to be validate via the software (DRM) and only the OEMs have they, of course you can always find one of the tool boxes on the black market but it's illegal for you to have one.
So yes the libre car is something that is needed.
You'd have to not that mechanics is very close to computing actually.
There's this too:
youtube.com
More normie tech spying
Austin Russell
Jace Jackson
You seem a bit knowledgeable, so Ill ask you. Is there a way that I can access the rotation of the wheels on a 2-wheel drive car through software? If not, what can I access? The car is Japanese and its made in 2007, I believe. If you dont know, can you point me somewhere?