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SoonDockin's avatar
SoonDockin
Nomad
May 05, 2019

2019 F450 looking for a key on power under the hood. Odd one

I was hooking up my Air Lift 72000 on my F450. Everything was going fine until I stuck the fuse in and the pump came to life. This was with the truck off. I was surprised to find all the fuses are ho...
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SoonDockin's avatar
SoonDockin
Nomad
May 06, 2019
I left my key 200 ft away and checked the fuses. Still hot with no doors opened and the hood still up. Must be relays elsewhere in the system that are controlling power distribution. I gave up and rerouting to the other side and will tap an upfitter circuit.

Lots to learn about these beasts.

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