What is the best way to maintain the electrical system in an Audi A2?

I have been experiencing issues with the electrical system in my Audi A2. What are some steps I can take to properly maintain and avoid future problems?

Make sure to regularly check and replace any old or worn out fuses in the electrical system. This can help prevent issues and ensure all components are functioning properly.

Keep the battery terminals clean and free of corrosion. This will help maintain a secure connection and prevent any potential starting issues.

Regularly inspect the wiring and connections in the electrical system for any signs of wear or damage. Addressing any problems early on can prevent bigger issues down the road.