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Thread: Timing being pulled with no knock detection

  1. #1
    Junior Member
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    Default Timing being pulled with no knock detection

    I would appreciate any ideas on why my car seems to be pulling timing in second gear when the knock sensor is not seeing any knock. This is an 09 CTS-V at an 1/8 mile track.
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  2. #2
    Lifetime Member Tre-Cool's Avatar
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    Default

    gonna need the tune to know exactly what timing it should be running.

  3. #3
    Junior Member
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    Default Here is the tune file

    It seems like the timing gets erratic whenever the mass air flow sensor hits 655.35. I am not sure why this is happening.

    Take Care,
    Gene
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  4. #4
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    Quote Originally Posted by GLGJR View Post
    It seems like the timing gets erratic whenever the mass air flow sensor hits 655.35. I am not sure why this is happening.

    Take Care,
    Gene
    Try putting B2510 back to stock. This has proven to produce some odd results when it is not stock. And it is simply a TCS commanded max torque number, so it simply sets the max torque number that TCS can command during TCS intervention.

    What are you working toward achieving? Keeping TCS off?

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