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Thread: 2020 jeep magnuson throttle oscillation and throttle WOT delay

  1. #1
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    2020 jeep magnuson throttle oscillation and throttle WOT delay

    throttle body start to oscillate when map goes 1-2 psi of boost at part throttle. also it takes some time until throttle body goes full open.
    any help? thanks
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  2. #2
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    its not just slow to wot...

    looks like it should be open more than it is for the voltage it is seeing

    most of the airflow tables look stock

    i have a bunch of ideas but no experience : )

    magnuson comes with its own tb yeah?
    Last edited by LilSick; 05-21-2023 at 08:48 PM.

  3. #3
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    Quote Originally Posted by LilSick View Post
    its not just slow to wot...

    looks like it should be open more than it is for the voltage it is seeing

    most of the airflow tables look stock

    i have a bunch of ideas but no experience : )

    magnuson comes with its own tb yeah?
    it uses the stock throttle body. yes i did turn back to stock almost all throttle tables and driver demand tables because was testing the throttle oscilation and the WOT body lag without any succes. attached is provided magnuson file
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  4. #4
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    yeah i dunno. you put a super charger on a engine that has 4 cams, variable valve timing, and variable LIFT as well

    you have the stock file?

  5. #5
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    Airflow tables, throttle tables and cam timing (and a heap of other small things) need work with a blown pentastar.
    Use this tune as a guide as to what needs changes and what doesn't.
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  6. #6
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    there ya go.

    that will not just lock the ex cams, but it will bring em forward almost 50 degrees before it does , )