2.0T FSI, TSI, and TFSI (EA113) Engine Forum
The TSI has had a few issues related to the PCV valve. We have an very extensive write up here explaining all the details you will need to know about your 2.0t TSI.
More info on TSI PCV Failure HERE
2.0t TSI PCV Valve for 06H103495AC
2.0T TSI PCV Valve