Hi mate, many thanks for your detailed reply, it is much appreciated. The research i'd done suggests the problem is either the amp or the radio module so those were my next steps, but the problem i have is how do i check if they are working or not? I'm guessing it will involve a multi-meter but as i ...

Hi all, someone on Bimmer Forums suggested I posted here. While listening to a cd in my 2004 Facelift X5 3.0d it suddenly switched to radio then cut out completely. It came on intermittently for a day but now I can't turn the stereo on at all. The satnav, computer etc all work fine on the head unit ...