hello,i got 2014 sq5 3.0 fsi.i changed gaskets on it. after few days i got intake manifold stuck closed error(right side).i changed intake manifold too but now this is what happenes.i get check engine which can dissapear in 1 day or 2 days.after that appears again and says stuck closed again.i checked from outside and with computer too.manifold is working just fine,only problem is check engine which appears and dissapears by itself.please help anyone if you had same problem or know the solution