thanks for all the ideas guys, final diagnosis is the injector pump! its getting fuel up there but no pressure behind it unfortunately. OUCH!

I just slackened the connecting nut at each injector in turn and cranked her over, there was diesel coming through.

Hi guys, help required please. My '94' 300tdi discovery died on me yesterday, whilst driving noticed a sudden loss of power going uphill, started running rough on the motorway with a duff injector feel, like it was firing on 3 or even 2 only, managed to pull off to a services area and yep on...