Diamond (des?),your in the wrong section....next time click on the "POST 84" in the Forum section.Peterp or MJ355 can you transfer this to post 84? Its all a bit to confusing for C4 owners to learn technology,there vettes usually drive themselves they have no need to learn about technology,every thing is auto this & auto that,where as C1-C3 are real driving hands on people!I apologise for Diamond