The Check Engine Light may illuminate because of evaporative (EVAP) emission failures and/or intake manifold vacuum leaks.
Resources for the Repair and Maintenance of your 2011 Volkswagen GTI
2011 Volkswagen GTI
2011 Volkswagen GTI Problems
Condensation in the heater case may cause a musty odor from the heating, ventilation and AC (HVAC) system after sitting for two hours or more. Our technicians tell us that a cleaner is available for the heater case and the drain system should be checked for debris.
2011 Volkswagen GTI Questions and Answers
my 2011 GTI already needs a lower radiator hose repair, cheapeat i can find is $430.. too high?
93,000 klm on it and last 3 weeks check engine light comes on
And off randomly