What Causes the Engine to Misfire in an Audi A6?

The engine in my Audi A6 is misfiring and causing it to run rough. What could be the possible causes and how can I fix it?

One possible cause of engine misfire in an Audi A6 could be a faulty spark plug. It is recommended to check and replace the spark plugs if necessary.

Another common issue that can cause engine misfire in an Audi A6 is a clogged fuel injector. You can try using a fuel system cleaner or have a mechanic clean or replace the injector.