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Thread: Calibert SRT4 Throttle Pull at around 5800rpm

  1. #1
    Potential Tuner
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    Feb 2018
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    Question Calibert SRT4 Throttle Pull at around 5800rpm

    Vehicle is 2008 Caliber SRT4
    Big turbo, 1000cc injectors, AEM Boost controller, AEM UEGO Wideband.

    Throttle is pulling at around 5,800rpm at all boost levels, from 17 to 23psi.
    I maxed out torque limit and delta tables and all the limits i found.

    I have spent so many time on this car
    Any help would be apreciated

    Throttle pull009.JPG
    Attached Files Attached Files

  2. #2
    Advanced Tuner
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    Aug 2016
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    I could never figure it out myself.
    I have a burrito in my colon, yet refried beans come out...
    How i know it's from the same meal? I didn't ingest corn any other time.

  3. #3
    Potential Tuner
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    Feb 2018
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    Quote Originally Posted by * _ * View Post
    I could never figure it out myself.
    Sent you PM

  4. #4
    Senior Tuner
    Join Date
    May 2015
    Posts
    1,908
    Guessing it is an airflow limit. Since you don't have aircharge in your log (prob not logable) I would up those limits and see what it does.

    ENGINE DIAG>Airflow>Airflow Correlation (P0068), make the last two cells be 900 g/s

    ENGINE>Airflow>General>Limits>Max Intake Air> make last two cells 900g/s

    Also could be the sensed map kicking in, maybe keep it out of switching to sensed map and see how it behaves.

    ENGINE>Airflow>General>MAP>Sensed MAP PR Threshold> set this to 3.0 *****NOTE**** Carefully watch your AFRs after making this change, do this change on its own and carefully monitor****