Volkswagen Passat Forum banner
1 - 1 of 1 Posts

· Registered
1,614 Posts
I'm assuming you're making a device so that you can disconnect the cars battery and not worry about losing the ECU and other settings.

I've never build one of these before, just working on electronics knowledge here

Positive should go to the center pin, negative or ground would go to the clips on the outside edge.
1 - 1 of 1 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.