S40 & V40 (1995-2004)
2003 S40. 1.8i B4184S2. 120,000 MLS, manual, petrol.
When i unplug the maf sensor she runs just fine, sat in carpark level ground I give it a burst of revs as it falls back to 750 Rpm idle I hear no bangs and pops in exhaust and she sounds wonderful, i then Go for a drive, sounds, feels...