I looked in to this just a tad and it seems you can't do it without spending at least $15 on an OBD to serial converter. There are chips but they are more expensive and hard to get. You're better off grabbing one on ebay. Search for "ELM327".
I looked in to this just a tad and it seems you can't do it without spending at least $15 on an OBD to serial converter. There are chips but they are more expensive and hard to get. You're better off grabbing one on ebay. Search for "ELM327".