Originally Posted by
fitbikeco
but recirculating it the computer will not know it lost the air from the bov so it will run rich for that second
That didn't make sense, thats what happens if your car normally recirculates but you change it tgo vent to the atmosphere without moving the maf sensor. If your car doesn't normally recirculate and you change it so it does then it should run lean, depending on where you recirculate to.