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Thread: 2016 charger 5.7l throttle closing at WOT

  1. #1
    Tuner in Training
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    Unhappy 2016 charger 5.7l throttle closing at WOT

    hi,
    as the title, I have this issue with a 2016 charger 5.7l hemi with ZF Trans
    when i go wide open throttle, TPS does not show like a 100% or 86% as 2011-2014 models, it only opens like 69% and start closing as RPM goes higher, and it feels like it's dying when it hits 5500 RPM and completely dead at 6000 RPM
    vehicle is de-catted with a custom cat-back exhaust.

    Does anyone know a way around this ? or may be i did something wrong that i cant find
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  2. #2
    Advanced Tuner
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    do you have the stock tune read so we can see what all you've changed?

  3. #3
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    Quote Originally Posted by Jay@HAP View Post
    do you have the stock tune read so we can see what all you've changed?
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  4. #4
    Advanced Tuner
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    put all of your T/M and trans adapt back to stock and see what it does.

    I did a 16 Scat Pack Charger a while back and changed a bunch of TM stuff and it wasn't happy. Hemituna or Curt@Inj replied to my post talking about it.

  5. #5
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    also don't max out your max airflow limit. I've read several times on here from the HPT guys that maxing out a value/table that will cause problems. I've had no direct experience with it, just what I've read on here.

  6. #6
    Senior Tuner 04silverado6.0's Avatar
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    Came across this today. Throttle source was injector limit. Raised the injector pw limit and leaned the car some and cured the issue.

  7. #7
    Senior Tuner 04silverado6.0's Avatar
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    Just thought it may be something to look at for the next guy.