Philiphenry1

Thanks for reply, have spoken to a remaping guy who informes me as long as I don't play with the ECU it will be OK.

Help neaded, my 2008 passat 2 Ltd s has electrical brake fault, I have seen posts to fix it.. I e... Disconnect battery ext, my car has a remap, would this cause the car to return to factory settings. Urgent help needed. Thanks.