2019 F250 Trailer Wiring Diagram

Remove the drivers/lower dash access panel, look over to the far upper rightand you'll see the dash support braket with. I would try to get a wiring diagram and check both the power and the ground for the computer itself, because it is what turns on the pump. I have a 1995 ford f250 with a 7.5 liter motor that i really need a vacuum hose diagram for please?
2019 f250 trailer wiring diagram 2019 ford f250 trailer wiring diagram