then if, and this is on edc15 as in the case of this passat shoot in files with the hw and sw of the same car with more hp and wrapped it works well, in fact I have written to examine well before writing to a file, but since I'm picky I'd go before the numbers on the label and see what it is that it could also be a control unit scodificata etc and then read the file into the ecu, and finally draw some conclusions I believe that the more concrete you this, then everyone can do as better believe.