Hi, I have exactly the same issue. Presumably you've noticed that if you press setup you get half an hour of operation? That should at least let you know whether the replacement unit still has the same problem. I've researched the security issue and apparently it can only be done by Nissan - they qu...

I've read this thread with some interest. I've had my qq for a few months. The Connect head unit has never worked properly - experiencing all of the cutting out issues described in this thread. I've complained to Nissan and had the exact same anodyne response pasted above. I found it so annoying, I ...