so your saying that a misfire does not always throw up codes??? would the hesitation need to worsen in some way for the codes to show. also would "for example a hose leak show up as a code" or would that have to be tested by other means? and thank you so much for taking the time to respond...

update- sealed the filter housing, and went for a run I noticed that the hesitation happens at about 3000 rpm,s after the split second hesitation she really goes well. i have been told to check ETM- and vacum pipes- can anyone tell me which vacum pipes should i check please also is there a way of ch...

i was just thinking , could a cracked air filter box/cover cause it???????????

hi, im new to these forums and am hoping that someone can help me out,. i have just recently bought a v70 full volvo service history.95,000 miles,. i have not driven it much, week 1 i booked in to a local volvo for a full service,. i knew someone at the garage well ,so he took it in for me while i h...