If this wire has power but neither switch has power out on any of the 4 command wires to the relays then the switch assembly is faulty from an internal circuit break. You need to follow the harness and check at the connectors for power.
Ford F Series 2017 Upfitter Switch System Ford F Series
No power to upfitter switches. Show full signature. If i remember correctly the upfitters are run off a fuse. It never fires the relay under the hood but the led in the switch comes on. Switches can also be used as momentary switches where the switch is only active while you are pressing the button or latched switches for one touch on or off. Or the ac repair guys did not hook the power feed to the switches back up. Switch 2 fires teh relay but i wasnt able to get my tester on the wire well hey heres an idea leave more f ing wire.
The mopar auxiliary switch bank kit comes with 4 switches power distribution center bracket wiring harness cubby bin for sport or sahara models only tie straps splice kit and black. A wiring diagram helps also. Switch 1 is a yellow wire and has no juice. If you have power at one end and it isnt getting power theres your problem in that section. The four wires that go to the switches have the power the four that go thru the firewall will need to be connected to the power wires that match 1 4. Maybe check fuses to see if one is blown.
There are two set of wires under the dash one set goes thru the firewall not attached to anything on either side and the other goes to the upfitter switches. Then you can check ohms to see if the wire has a open a break in it. Once you have that figured out then you can fix the problem. Both switch 1 and 2 are not working. Enhanced upfitter switches select a different vehicle to begin a new search this easy to follow video will explain the enhanced upfitter switches and show you how to convert the 40 amp circuits to be powered at all times.
Gallery of No Power To Upfitter Switches
