for your nav system, as i said above I dont think it'll work in malaysia, apart from maybe changing the nav computer in the back of your car. dunno what else is required to make it work, maybe someone else could advice. As per your current setup, it'll not work whatever you do.
I have gps navi dvd for e60.Compatible for uk and local spec only.Japan spec sorry coz need to do something about the etc card and very costly.Include map of Malaysia,Singapore and Brunei.Can be used up to LCI model.But for lci small screen need to do software update 1st.
Where else can I purchase the DVD for the BMW navigation system other than from BMW/Auto Bavaria itself ? Anybody can share some light is very much appreciated.