What is the most common cause of engine failure in Audi cars?

I've noticed that a lot of Audi cars seem to have engine issues. Can you tell me what the main cause of engine failure is and how I can prevent it?

The most common cause of engine failure in Audi cars is a faulty oil pump. Regularly checking and changing your oil can help prevent this issue.

Another common cause of engine failure in Audi cars is a damaged timing belt. Make sure to have your timing belt replaced at the recommended intervals.