Quote:
Originally Posted by titanic
Can someone explain what "byte for byte" means? You mean you can flash a program and it's not byte for byte.
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titanic,
That's one of the dirty little secrets in the ECU tuning industry. Some tuners will claim to have a "stock" program or return your car to "stock" but in fact they don't. It is simply a different set of settings and their custom programming is still in your ECU. Sometimes this programming leaves blank spaces in your ECU's memory, or values in registers that weren't there from the factory. Sometimes this is harmless sometimes it isn't, but it is not truly the stock Porsche programming. Since
Softronic works with Porsche they have access to the programming provided by Porsche. The stock programming offered by
Softronic is either of the two ECU versions offered fro the Cayman by Porsche, it is the exact file from Porsche, it is unmodified, it is byte or byte the same as the Porsche file because it is the Porsche file, most other tuners cannot make this claim. If they do, then ask them to verify it, get the Porsche file and their file and do a byte for byte comparison using some software tools and you'll likely find differences.
The point
Softronic is trying to drive home is that if you get a "stock" program from another tuner that it isn't really the Porsche stock program, you can put it on a
PIWIS and see it isn't from Porsche, it's been modified, whereas the stock program from
Softronic IS the Porsche program and will show up as such on the
PIWIS. For those concerned about going in for warranty work, or passing inspections, etc. they can return their car to true stock form, get their work/inspection done, then flash back to modified form if they want.
I doubt other tuners even know that there are 2 different Cayman ECU programs from Porsche at this point and what those differences are. The tuned
Softronic files are built off the latest
files from Porsche, I can tell you that in at least 2 instances of Cayman tuning
files from other tuners that we've inspected both of their
files originated from older Cayman programming from Porsche.
Hope that helps explain it.