1. On a 2004 Ford Excursion, the fuel pump relay is located on the passenger side, near the front of the vehicle.
2. The fuel pump relay is responsible for supplying power to the fuel pump, so it's important to know where it is located in case of a problem.
3. The relay is typically easy to access and can be replaced if needed.
4. If you're having trouble starting your Excursion, or if it's not getting enough fuel, checking the fuel pump relay is a good place to start.