Ford Mustang Ecoboost Forum banner
k$n cold air intake check engine light
1-1 of 1 Results
  1. Mustang EcoBoost Discussions
    So I purchased a K&N cold air intake and installed it. All was good for about a week till I got a check engine like. Scanned it and it says crank case vent tube disconnected but I have everything connected tight and secure. I triple checked and I keep clearing it and it keeps returning!!! Has...
1-1 of 1 Results