With regards to the SAFC-2:
If I was to disconnect Red +12V IG1 power source and then join the pink and orange wires of the SAFC-2, it should effectively "disconnect" the SAFC-2 without having to undo/redo all of the wiring?
The diagram I'm getting this info from is here:
http://www.stealth316.com/images/s-a...ng-diagram.gif