Thanks folks I will look at both suggestions to see which suits best

any recommendations for an OBD reader for my 2005 E53 3.0D . I have the 4x4 light on and want to try and find out what is triggering it. I dont think my transfer case is doing it as I have no noise from that area and I have tried the lock to lock steering whilst driving slowly with no success. So I ...

I got into my car this afternoon turned the ignition on and waited for the lights to do the normal test sequence but something was different , the 4x4 light stayed on, turned the key to start the engine and nothing happened other than all the lights went out and the starter chattered accompanied by ...

New owner of 55 plate 3.0D and looking forward to owning and driving my first X5.
Anyone know how to activate my bluetooth connection?