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DTC U0137 after lane keep assist mod

Hook401

2.0L EcoBoost
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Kevin
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3 2023 Maverick's 1- XL 2- XLT's
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Hello All ....
I ran into a small snag after "retro-Fitting" the TSR and Lane Keep mod ...
Both mods work well but i get a "Lost communication with Trailer Brake Control Module" (DTC Code U0139) on start up. ... Click the "ok"and its gone till the next start .......

I don't have trailer tow package/wiring on my truck so i'm thinking that during the programming a value got flipped to look for the trailer brake controller. Any ideas welcome ... My OCD is making my eye twitch every time is start the truck 🧐

--->Kevin

2023 XLT No Lux -- Black appearance pkg.
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hungliketictacs

2.0L EcoBoost
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Revert to your backup and try the TSR changes again.
 
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Hook401

2.0L EcoBoost
New member
First Name
Kevin
Joined
Aug 7, 2023
Threads
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Location
Winnipeg, Manitoba
Vehicle(s)
3 2023 Maverick's 1- XL 2- XLT's
Engine
2.0L EcoBoost
I gave that a go the following day .... I tried enabling one mod before the other and still ended up with the same error .... something different with the 2023 coding vs. the 2022 Maybe ?.
Just keeping the TSR for now till someone figures it out --- it works fine on it's own ... it's the lane keep that causes the problem after changes to the IPC Module are written and the key is cycled.
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