Could having a CAI throw a P0174 code?
Feb 9, 2013 #1 AustinFTF's #1 Knob Polisher10,350297 Cumming, GA Could having a CAI throw a P0174 code?
Feb 9, 2013 Moderator #2 smokeyHitech hillbillyStaff member13,257706 Garrett Co. Maryland Possibly it could but normally it is a vacuum leak.