Posted by John Corrigan on January 19, 2011, 5:52 pm, in reply to "mercedes ml 270 cdi"
John Corrigan
i would concentrate on the 'hard to start' first, did u check the rail pressure, injector back leak ? Pressure should be about 250 / 300 bar. The dogs in the street are fitting air mass meters at every opportunity, how could an air mass meter cause 'hard to start cold'? John