Sorry it took so long to list what actions the dealership made and has hopefully resolved the problem. The dealer had a Ford Tech come on site and he made the following actions: Replaced the 120 Volt outlet and associated wiring to the first wiring connector located under the bed over the spare...
I picked up the truck on January 9th after they had performed a replacement of the 120Volt socket and wiring in the bed. I took the truck thru a car wash immediately after and so far I haven't seen any issues. We are currently having a 4-6 inch snow fall and will take the truck out tomorrow and...
I am dealing with the same issue as yours. After driving in the slushy snow for a few miles, the first error code was the Pro Power had detected a ground fault and shut down the 120 volt circuits; after a few minutes, I got the same errors that you received;
Trailer Brake Module Fault
Hill...
My 2021 F150 Lariat is experiencing the same issues. The first occurrence happened when I was driving in snow and slush. The first message that popped up on the screen was that the "Pro Power Onboard detected a ground fault and and turned off the affected circuit". Minutes later, the Speedometer...