Thanks !
There is a lot of reading, which, from reading the first couple of pages, I think will answer the question

__________________
Kindly
DK540iA


Current car ^: E39 540iA Limo '97
Ex: E32 735iA '91 http://ivao.org/~mh/BMW/BMW%20E32%20735%20M.htm
Ex ex: Toyota Corolla '88, Opel Vectra '92, Nissan Micra '90,
Mitsubishi Galant '91, Toyota Carina '73, Morris Minor traveller '69