(Data, gotta disagree my friend. Have had no worries with either my 10 year old TD6 nor my 8 year old V8 Petrol for over 3 years. one is on 153,000 and the other approaching 100,000.)
@P118d - Go for the TDv8 if you can, try adn get at least a year's warranty off the dealer. It is heaps ahead...