davebrad

hello can anybody help i have a 2000 mk1 tddi the car starts great drives fine for 5 mins then the acceleration gets very slow still gets up to motorway speed just take a long time if i stop the car switch off engine and start it again it comes back so far i have given full service including fuel filter cleaned egr it is also blanked off also not showing any fault codes cant find any obvious vacume leaks a few people have had a look one says could be turbo ford says could be fuel pump can anyone help me i dont want to spend loads of money to change parts that are ok as i am skint lol