Very simple code that replies to any request it gets with fake data. It's pretty easy to add proper support for specific OBD2 pids in the code, currently all requests apart from ENGINE_RPM and VEHICLE ...

Using an OBD2 (On-Board Diagnostics II ... These codes can help identify the specific problem areas in your vehicle. If you've fixed the issues causing the trouble codes, you can use the scanner ...

An opensource solution for connecting OBD2 straight to a Nissan Leaf battery. Very useful gadget to have if you're thinking about buying a battery and want to check ...