Technical Guides for the E36, E30 and E21
1994-1997 OBC Retrofit/Upgrade (by Dlight)
We successfully swapped a Temp/Clock MID with an 18 button OBC on a 1994 318is!
Here are the steps:
Reminder: I am NOT responsible for anything that you do to your car or if something messes up. It is your fault I am only writing this as a guide...