D.P.F is the devils work.....I drive (happily for only 3 more weeks until my 2.0ltr cx-5 sport arrives) a Vauxhall antara 2.2 d 4x4 I have recorded as low as 14.5 mpg and up to a max of 27 mpg and this is not ..not towing.
,vauxhall have fitted 3 xgv 's with no explanation as to what is causing...