There is now a Part #2 to answer some common questions.    • How to read the CanBus in any car. (C...  

With the links below you should be able to watch this video and access the canbus on any car with a view to decoding it. This video show the process on a Mazda RX8.

This is valuable information for taking over cars systems - especially if you are doing an engine swap, or making / converting a chassis into an EV.

Links,
Arduino with CanBus Shield
https://www.hobbytronics.co.uk/leonar...

Web management studio to develop Arduino code,
https://www.arduino.cc/

OBD-II to DB9 Cable
https://www.amazon.co.uk/OBD2-16Pin-S...

Read Can Bus Code (copy and past this into the Arduino studio)
http://www.blackhurst.co.uk/RX8/readc...