Thanks for the response tayto, all my research says you are correct. Redundant circuits.

The stock configuration as I'm seeing it:
Battery +12V (Orange) feeds the pump relay, the oil pressure switch, and (Hot at all times) to the ECM Pin E16
Fuel pump relay control from the ECM (DK...

Does anybody know whats the logic on 16197427 Ecm Pin F6 (fuel pump control to relay). Is this for prime only, or does it keep the relay energized to share the fuel pump load with the grey wire on...

Howdy Folks,

Started exploring the wiring. Not sure if i'll end up using this harness (it will certainly need some new connectors) but the process is teaching me for certain.

This Bench is...

Greetings,
So here we all are in the social distancing mode. Good time to make some progress on the various fun projects Like this Scout!
The man says Carburators are acceptable behavior on this...