Why does my Audi A5's engine make a knocking sound?

Lately, my Audi A5's engine has been making a knocking sound when I start it up. It goes away after a few minutes of driving, but it's still concerning. Is this something I should be worried about? How can I fix it?

It's important to get your Audi A5 checked out by a mechanic as soon as possible. A knocking sound from the engine could be a sign of a serious problem. If it's something simple, like low oil or a loose belt, it's best to catch it early before it turns into something more expensive to fix.

I had a similar issue with my Audi A5 and it turned out to be a faulty fuel injector. I recommend taking it to a trusted mechanic to diagnose the problem. It's not something you want to ignore as it could lead to more serious engine damage.

Make sure you're using good quality fuel in your Audi A5. Sometimes using lower grade gasoline can cause knocking in the engine. Also, be sure to keep up with regular maintenance and oil changes to keep your engine running smoothly.