The 2007 Ford F150 has a Passenger Compartment Fuse Box, or Central Junction Box, located under the dashboard on the passenger side, and an auxiliary relay box in the engine compartment. To access the Passenger Compartment Fuse Box, remove the trim panel in the footwell area. The article provides a diagram and table of all 71 fuses and relays, focusing on commonly checked/replaced fuses for lights, power ports, and the blower motor. It also includes tips for diagnosing electrical issues related to power windows, blower motor, and relays.