A fuel tank selector valve diagram illustrates the electrical and plumbing connections used to switch between two fuel tanks. It details how the dash switch sends signals to the valve motor, which redirects fuel lines and sender signals. This visual guide is essential for diagnosing switching failures and ensuring the ECU receives correct fuel level data.. the fuel tank mod for my truck: Two ACDelco 467513 Single Wire Fuel Tank Selector Valves and a pair of DPDT toggle switches. Paired DPDT switch setup; Both switches pole 1 used to select which valves are energized or at rest.
Choose a protected location near the original fuel lines and using proper length 5/16-18 bolts, securely mount selector valve to the chassis or other solid mounting surface. Orient it such that the side of the valve with the four ports points to-wards the fuel tanks. Route the auxiliary tank's source line to the valve.. Acura Ford Fuel Tank Selector Switch Wiring Diagram By Robert November 14, 2022 If you're looking for a Ford fuel tank selector switch wiring diagram, you've come to the right place. Here at Automotive Wiring Diagrams we have a large collection of wiring diagrams for all sorts of vehicles and applications.