One problem related to ignition module has been reported for the 2011 Volkswagen Jetta. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2011 Volkswagen Jetta based on all problems reported for the 2011 Jetta.
Ignition key will not turn engine off, cannot remove without 10 minutes of jiggling. Second occurrence, second repair. My vehicle has 49,800 miles. Ignition module and associated parts were replaced in 2015 due to failure and now in September 2018 due to failure. Key also broke due to repeated attempts to remove.