Where is the fuel relay switch on a 2003 ford super cab f150?

On a 2003 Ford Super Cab F-150, the fuel pump relay is located in the power distribution box, which is found under the hood on the driver's side. You'll need to remove the cover of the box to access the relays. The fuel pump relay is typically labeled on the underside of the cover, making it easier to identify. Always consult the owner's manual for specific diagrams and instructions.