Audi A4 Problems. I did not know this before buying the car and now I am stuck with fixing this issue. If your air is bypassing into the exhaust you have a damaged exhaust valve.
All these engines have been reported to be subject to carbon build up and might cause a check engine light. Worst 2017 Audi A4 Problems 1. Fluctuating lights and non-functioning tail lamps are some of the problems that many Audi users have reported experiencing.
The least-expensive 2020 Audi A4 is the 2020 Audi A4 Premium 40 TFSI 4dr Sedan 20L 4cyl Turbo 7AM.
Our list of 15 known complaints reported by owners can help you fix your 2001 Audi A4. Though the 2002 Audi A4 has fewer complaints than many other model years it is where Car Complaints second-worst-rated problem exists. 6500 Average Mileage. Mike C VA 2011 Audi A4 20T 20-L 4 Cyl turbo Leakage internal to the engine that caused oil in the exhaust and excessive oil consumption by the engine.