Yes I did manage to sort mine. All I needed to do was a little nip to tighten the pipe union; I got away with it without replacing the pipe. I think this is one of those jobs that is not DIY. I'm pretty sure you cannot successfully bleed the system without clagging it into a computer. Sorry...

I have a 2004 Discovery TD5. I noticed a leak near to the front ACE actuator - at first I thought it was the actuator itself but on closer inspection I think it is the ACE pipes to the actuator. It is difficult to diagnose of course because it is not under pressure in the static condition...