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Thread: Gen 2 Roush OS on FRPP Control Pack - Crank No Start

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    Tuner evolmotorsprt's Avatar
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    Gen 2 Roush OS on FRPP Control Pack - Crank No Start

    I have a FRPP Gen 2 Coyote and Control Pack with a 670HP FRPP/Roush Kit in a 32 Roadster I'm working on. Car starts and runs with the FRPP OS. I swapped to the Roush 727 Manual OS and it would crank but not start.

    Car has a return style fuel system. I matched everything regarding fuel with the FRPP File. It seems like the Roush OS Doesn't activate the fuel pump and doesn't give any ipw during cranking.

    Has anyone run the Roush OS on a FRPP Control Pack?
    1932 Ford Coupe FRPP Startup More Fuel.hpt
    2017 Roush 727 File Merge.hpt

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  3. #3
    Tuner evolmotorsprt's Avatar
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    Quote Originally Posted by veeefour View Post
    Log torque source
    Thanks for making me feel dumb, lol. I should have caught that. The torque source its PATS. Considering I have PATS disabled in the tune, is there any reason it would still have a security issue?

  4. #4
    Senior Tuner veeefour's Avatar
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    Somehow Roush tunes will trigger PATS on some PCM's - most likely non US based cars.

    You need to work on your stock read. Hit me up if you need any service.

  5. #5
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    There must be a work around for this since it's the flash that is causing this issue no?

  6. #6
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    He needs to tune his stock file instead of using roush.

  7. #7
    Tuner in Training
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    Production OS require PATS to be deleted from the ECU and from the calibration - you can only do the latter with HP.

    Control Pack has no PATS provision and skips all of that.

  8. #8
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    If you write a Roush OS to a contorl pack it still enables PATS, even if you ahveit disabled in the proper tab. The control pack doesn't have PATS and yet it is enabled with the Roush OS

  9. #9
    Senior Tuner veeefour's Avatar
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    Quote Originally Posted by mnbf69 View Post
    If you write a Roush OS to a contorl pack it still enables PATS, even if you ahveit disabled in the proper tab. The control pack doesn't have PATS and yet it is enabled with the Roush OS
    Ypu can send PCM to me i can disable PATS for good even with Roush os