318ti.org forum - View Single Post

graphik · 03-11-2004, 03:22 AM

bmws are clean running cars, especially the m44. you either did the experiment wrong or tis possible you might need something else i.e. oxygen sensor, cat, oil change, air filter, multiple things could cause dirty emissions. hth.

alex

03-11-2004, 03:22 AM	#2
graphik Member Join Date: Oct 2003 Location: Arlington, TX Posts: 35 iTrader: (0) Photo Gallery	bmws are clean running cars, especially the m44. you either did the experiment wrong or tis possible you might need something else i.e. oxygen sensor, cat, oil change, air filter, multiple things could cause dirty emissions. hth. alex