How do I clean my Audi A3's spark plugs?

I've noticed a decrease in performance and fuel efficiency in my Audi A3. I suspect it's due to dirty spark plugs. How should I go about cleaning them?

To clean your Audi A3's spark plugs, first remove the spark plug wires and coil pack. Carefully clean the spark plug and gap using a wire brush and spark plug cleaner. Then, replace the spark plug and reattach the coil pack and wires. Don't forget to test the spark plug before continuing on your drive.

The best way to clean spark plugs in an Audi A3 is to use a spark plug cleaner machine. This will ensure a thorough and efficient cleaning of the spark plugs. After cleaning, make sure to properly torque the spark plugs to avoid any issues.