And this car is over 20 years old. Stripping the wiring from a 2004 Infiniti G35 to swap the drivetrain into a racecar.
You'd like to think so, but CANbus is really only controller to controller, with some sensors on the bus but most still running voltage or current sensing. The shit part of canbus is if you replace an addressed part, controller or sensor, you need the dealer laptop to set the new address in the relevant controller.