One problem related to check engine light on has been reported for the 2015 Audi A3. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2015 Audi A3 based on all problems reported for the 2015 A3.
Car engine stopped working while in moving down the road. The car would not accelerate above 10 miles per hour. Check engine light came on without warning as the car stopped functioning. Passenger air bag was disengaged and indicated it would not deploy even though a passenger was sitting in the seat. Severe injury could have occurred if the car had been rear ended when the car stopped working. Car had been in for maintenance at all predesignated manufacturer's suggested mileage points without indication of any issues.