hi model is a 307 110 hdi rapier, 2003, right around 6 weeks ago this 1st happened car is driving perfectly normal when all of a sudden just cuts out, and rolls to a halt , starts after a couple of turns then drove away, no isues, happening more often now seems to be when letting off throttle, on display couple of times has thrown up anti pollution fault on dash display, have had it read on machine sais dpf filter blocked , so have removed that soaked it in cleaner and flushed thoroughly, left to dry refitted , had ecu reset, tookj out earlier less than mile from home did it again just cuts out no warning just dies , any help appreciated running out of ideas now and all peugot are interested in is trying to rape me for new dpf filter but i dont think its this causing it as today dash display says nothing just cutting out ,