Where is the fuel reset switch shut off valve on 2001 ford expedition 4.6 engine?

There isn't a "fuel reset switch" or a readily accessible "fuel shut off valve" in the traditional sense on a 2001 Ford Expedition with a 4.6L engine like you might find on some older vehicles. Fuel delivery is controlled electronically.

If you're experiencing fuel-related problems, the solution won't involve flipping a switch. You'll need to troubleshoot potential issues like:

* Fuel pump: A faulty fuel pump is a common cause of fuel delivery problems.

* Fuel filter: A clogged fuel filter restricts fuel flow.

* Fuel injectors: Clogged or malfunctioning injectors prevent proper fuel delivery.

* Fuel pressure regulator: A faulty regulator can cause incorrect fuel pressure.

* Wiring/electrical components: Problems with the fuel pump relay or other electrical components can interrupt fuel delivery.

* Computer/ECM: Issues with the engine control module (ECM) can also affect fuel delivery.

To address fuel delivery issues, you'll need a diagnostic check, likely with a code reader, to pinpoint the problem. A mechanic will have the tools and expertise to diagnose and repair the issue.