Hi, got a 1998 mk4 golf, i want the computor, were it shows the doors open, and the millage etc just under the petrol indicators etc, how do i get that? what needs to be changed etc, also i want standerd remote locking, how would i fit that, what would i need? went to vw told me sumit about a frequncy said its too hard and told me to do one basically, really need help!!!! thanx ppl