Hi everyone can you please help ? i am trying to get my mph on my trip computer aand the only option i have is a small mph that locks on the speed after so many seconds( not a certain speed) i have been pressing buttons to get it to stay free but it always locks? i have a 2006 a3 sport 2.0TDI 140. i asked my mate in work and he had no i dear so i jumped in his car and started messing with it aall the features look the same but a big mph screen came up and thats what i am looking for .he has a 07 a3 sline 2.0 tdi 170. all the feathures look the same bar that ? dose anyone know if its only on certain modles or if i am pressing the wrong thing.