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Thread: Ford Flashing

  1. #1

    Ford Flashing

    Are there any plans on speeding up the flashing on the Fords?

    Thanks

  2. #2
    HP Tuners Support
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    Bill@HPTuners's Avatar
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    Not possible, Fords cannot take a write calibration only. The current write times are as good as it gets.
    It doesn't have to be perfect, it just needs to be done in two weeks...

    A wise man once said "google it"

  3. #3
    How do the SCT programmers flash? They can do it faster

  4. #4
    just a guess, they do not fix the main checksums so maybe they only write a smaller section of the flash (the checksums and cal are at opposite ends of the flash chip). I haven't looked into it really...
    I count sheep in hex...

  5. #5
    Senior Tuner Mep_q8's Avatar
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    when writing a ford with an SCT programmer it took almost as long as the HPTs did.... goes up to 98% pretty quick, the just hangs for like 5mins

    Bader Norris
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  6. #6
    That only happens on some vehicles such as 2004 F150's, most do not write multiple modules during a normal reflash with the SCT hardware.

  7. #7
    Tuner in Training
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    Quote Originally Posted by Chris@HPTuners
    just a guess, they do not fix the main checksums so maybe they only write a smaller section of the flash (the checksums and cal are at opposite ends of the flash chip). I haven't looked into it really...

    Correct, same thing being done as the old GM's with the double A for experimental. Sometimes does not, and is why the P0605 is disabled on all cals.

  8. #8
    Flashing a 05 or newer Mustang with SCT only takes around a min.

  9. #9
    HPT Employee Eric@HPTuners's Avatar
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    SCT writes the entire bin.
    Eric Brooks
    HP Tuners, LLC

  10. #10
    well we write the entire flash (apart from the boot block) as fast as the PCM will go, we don't purposely slow things down at all. There are 5 different binary sizes for the Oak PCMs we support (448k, 512k, 1024k, 1536k & 2048k) so depending on what you have it will take a different amount of time. Some use on-chip flash some don't as well.

    It depends a lot on the vehicle, if the PCM uses both the on chip flash and external flash then generally the on chip part is a lot slower. You can see this on the F-series trucks (and the Aussie BA Falcons) where it is going slow then all of a sudden it starts going a lot faster.
    I count sheep in hex...