Oil filler cap was not installed properly on my Jetta, Engine threw a code for intake system leak, is this related?

Asked by Nate Nov 14, 2018 at 11:42 AM about the 2016 Volkswagen Jetta 1.8T Sport FWD

Question type: Maintenance & Repair

For reference, I have an APR Tune on the car,
no custom intake

2 Answers

9,730

Yes, the PCV system is the only filtered vacuum leak anything more shows up in the O2 sensors and possibly MAF And MAP as well.

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