One problem related to vehicle overheat has been reported for the 2013 Audi A4. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2013 Audi A4 based on all problems reported for the 2013 A4.
Epc light illuminated, rough idling, loss of power, car will not turn on. 2017 it did the same thing, found electrical fault near gas tank (could have blown up). Audi fix at goodwill. Compression of engine was never checked. 2019 same things happening, engine lost compression in 2 cylinders. All services done at Audi. Told new engine $10k-13k and they will not help cover costs. Only 60'000 miles done on the car and no overheating issues ever.