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  1. INTERMITTENT "Powertrain Malfunction/Reduced Power" Warning with no actual reduction in power...

    Maquis - you are right. I took it into the dealership 2 weeks ago and they are doing the battery module replacement this week (it took some time to get the right parts). In the meantime they hooked me up with a ICE F-150 Platinum as a rental. It's kind of interesting, I MUCH prefer driving my...
  2. INTERMITTENT "Powertrain Malfunction/Reduced Power" Warning with no actual reduction in power...

    Quick update for anyone following -- the dealership apparently has now gone through a few of these warnings now. They told me to come back when the service icon is on, and they could fix it with a software update (the 23B57 BECM, see screenshot on the ford.com website), though for some reason it...
  3. INTERMITTENT "Powertrain Malfunction/Reduced Power" Warning with no actual reduction in power...

    Thank sfor the info. How do you check the build group? The order date was 10/1/2023, order 11085791.
  4. INTERMITTENT "Powertrain Malfunction/Reduced Power" Warning with no actual reduction in power...

    I appreciate all the comments -- I'll bring 23B57 up to the dealer next time, hope that will clear it. I've had the truck for about a month now and have ~700 miles on it, other than the warning light there have been no performance issues. I realize past results do not predict future performance...
  5. INTERMITTENT "Powertrain Malfunction/Reduced Power" Warning with no actual reduction in power...

    Hi all, I've been seeing a lot of "Powertrain Malfunction/Reduced Power" posts though my situation is a bit different than most. When I turn on the truck (I have a '23 XLT SR), I get the "Service Vehicle Soon" warning maybe half the time, the other times it starts with no warning at all. This...


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