Funnily enough i haven't yet, its going in friday for it, could that be the culprit?

so guys, new to this forum, thanks for having me, need some advice on my 2011 3008 1.6hdi please, ill run through the full story, 2 weeks ago the car juddered and started spluttering, ran the codes and got inj,pump,abs faults, changed the fuel filter, reset the codes and its been ok since, till I ch...