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Thread: DQ381 Support

  1. #1
    Advanced Tuner
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    DQ381 Support

    I saw on facebook that they added beta support for DQ381. Friend's TCU isn't recognized yet in the software

    Anyone have a Virtual Read stock file they can post? Curious to see how the definitions look.

  2. #2
    Potential Tuner
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    Hello Aron, today I made another attempt at reading and still nothing.

    Greetings
    Attached Images Attached Images

  3. #3
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    Thanks for checking and posting! Same story here.

  4. #4
    Tuner in Training
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    i have the same issue
    2019 vw golf r
    2022 cupra formentor
    2023 cupra formentor
    2019 audi s3

  5. #5
    Potential Tuner
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    Dq381

    Attached Files Attached Files

  6. #6
    Advanced Tuner
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    I don't have a 381, but definitions look pretty good?

  7. #7
    Potential Tuner
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    I'm looking at purchasing HP Tuner for ECU and TCU recalibration of my 2019 SEAT Leon Cupra R. The above isn't looking hopeful and I've read other posts referring to the same ECU code thats fitted in my car as having parameter sets missing.
    Will I be wasting my money buying the tools and 4x Credits required.
    Does HP Tuner only scratch the surface for these cars or will it allow me to deep dive into calibration tables and limits as a commercial tuner would with their toolset and my money ?

  8. #8
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    Quote Originally Posted by tonisb View Post
    You ever flash this? Supports still seems very limited for 381, haven't seen any other files other than this one.

  9. #9
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    bump, anyone else actually use it?

  10. #10
    Tuner in Training
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    failed to retrive flash data, 2019 alltrack dq381

  11. #11
    Random DQ381 question for you folks working with them (MPVI3 or other tools).An Mk7.5 Golf R, playing with shift points. Trying to get it to shift ideally around 7000-7100 at WOT.

    Current up-shift points at WOT are 61, 96, 139, 187, 246, 255, 255 (which according to the Cobb worksheet be 7047, 7065, 7056, 7043, 7064, 5869, 4551rpm). But the car still wants to upshift around 66-6700 or so.

    I have put those upshift values in for all shift tables and raised all DSG side rev limits to 7500rpm.

  12. #12
    Tuner in Training
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    I was unable to read my TCU DQ381 OS 0GC300012A__1630 today this is disappointing, hopefully my support ticket can resolve this.

  13. #13
    Mk7.5 Golf R, hybrid turbo and 0FC300012A_1403 DQ381 (not tuned with HPT but the ECU is).

    Two issues: First is pretty much no matter what I set all of the shift schedule upshifts to, I cannot get it to rev out to 7000rpm. All ECU side limiters are raised to 7200, and DSG limiters raised as well.

    Second is single gear pulls are fine, but on some multi gear pulls timing gets pulled down to basically nothing until much later on in the gear. All torque limits on the ECU side and DSG side are raised to 800 or 1000nm so nothing should really be getting in the way, but it must be some sort of limiter/intervention from the DSG side of things right?

  14. #14
    Tuner in Training
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    Quote Originally Posted by JayR83 View Post
    I was unable to read my TCU DQ381 OS 0GC300012A__1630 today this is disappointing, hopefully my support ticket can resolve this.
    My box has been added just having issues with the definition now, just waiting for that to be resolved.
    Once the definition is fixed, I'll upload it.
    Last edited by JayR83; 03-15-2025 at 06:58 AM.