If you really are in the Uk you should know that this is a US biased site with little knowledge of the tdi and less if the td5 and forget the dura torq ford units.
Other than that we're pretty good.
A friend of mine runs a land rover / range rover specialty repair shop. Based on his experience, they are capable of stopping anywhere, anytime, at any cost.
I don't know about the brakes, only their unreliability.