P P Phil1371 Jun 3, 2021 Had a big puff of smoke come out of my exhaust in 4th gear doing about 80 mph but hasn't done it again is it just the dpf filter cleaning itself any advice please not very mechanical cheers
Had a big puff of smoke come out of my exhaust in 4th gear doing about 80 mph but hasn't done it again is it just the dpf filter cleaning itself any advice please not very mechanical cheers