So here's a weird update: I took a can of compressed air and blew inside the 7/4 socket. A bunch of water sprayed out (mostly from the top/7 part), then tried to dry it with a kleenex (not easy because the spacing inside creates like a capillary hold on the water).
Then I drove 3 times for...
Thanks, just to clarify: you had the same issue - this particular error coming up once per drive - and it was caused by a freaking faulty socket?
The day before yesterday I had to haul a big ass sofa from Costco and did ~5 miles with my tailgate open. I wonder if that could have anything to do...
The error comes up with no trailer attached, we're due to have the first one ever plugged in this Friday. I'm going to try the fuse 42 and reconnect the "trailer module located above the brake pedal", see if that makes any difference.
Hey everyone, today my 22 Lariat gave me the "Trailer brake system fault, see manual" error. It started in the morning and came up 100% of the rides throughout the day. It always comes on within 1-15 minutes of starting the engine and will always be triggered by braking. Once I "OK" out of it...