What are the most common issues with the Audi A5's engine?

I am considering purchasing an Audi A5, but I am concerned about potential engine problems. What are the most common issues with the A5's engine and how can I prevent them?

The A5's engine has been known to experience timing chain and oil consumption issues. To prevent these problems, be sure to follow the recommended maintenance schedule and keep up with regular oil changes.

Another common issue with the A5's engine is the potential for carbon buildup on the intake valves. To avoid this, consider using a higher quality fuel or adding a fuel system cleaner to your tank.

In order to prevent transmission problems, it is important to properly warm up the A5's engine before driving and avoid frequent rapid acceleration or deceleration.