Thought I’d post this here in case anyone wants to work on extending functionality of the OBD2 library used by M2. A good example of when you need to read and re-construct data over a few frames is when requesting the VIN of a car.
Some Issue comments are here describing possible strategy:
And here is some code that could probably be referenced or reused along with some good background information:
We’ve heard from a few people looking to get access to some of these multi-message data types, so this could be a useful addition to the OBD library!