again thanks for the replies,
from what i have read from the net and a few here is the DPF clogging up?
, either not reaching temp to regen,,,,, maybe dpf injection event problem with it. 
also possible with the additives

as with diesels it seems that the ones that are really worked, being kept at running temp for long periods, seem to have the fewest problems... ...

from what i have read from the net and a few here is the DPF clogging up?


also possible with the additives


as with diesels it seems that the ones that are really worked, being kept at running temp for long periods, seem to have the fewest problems... ...