Just need to get power through the upper harness to J-32. Thanks Chris!

So it looks like I will need to have a way to key it on and off. I do not have a harness that does that. Just the upper efi harness and no way to key it on or off. Thanks for your help. I will...

So you just powered and grounded the pins and hooked up the cable without going through a harness of any type?

AKM cable and I get power at J2, pin 1. That is why I thought that I should be able to get something from the ECM.

Can't do either

I have the upper half of a marine harness and a Mefi 3 ecm that I am trying to work with, but having issues. If I power the red connector to the battery and the grounds to the ground of the battery,...