Hey ppls, I'm new to CI. I just had a question for ya'll about OBD1 and hopefully someone can help me. Don't mean to threadjack GS-RAW. How can I tell if the ecu I have is OBD0 or OBD1. I've got a friend that is trying to sell me a PR4 ecu so I can run it in my Prelude. The only problem I...