How to Clean Battery Corrosion: 2011 Audi A6 Quattro 3.0L V6 Supercharged

Audi A6 Quattro Model Years - 2005, 2006, 2007, 2008, 2009, 2010, 2011

1. Getting Started - Prepare for the repair

2. Access Battery - Learn where the battery is located

3. Remove Cables - How to disconnect the cables the right way

4. Clean Cables - Clean with baking soda, water and a wire brush

5. Connect Cables - Re-connect the cables in the right order

6. Replace Cover - Ensure the cover is put back properly

7. More Info. - Additional thoughts on corrosion prevention

Author

Hans Angermeier is an ASE certified Maintenance and Light Repair Technician and has produced over 100,000 videos showing drivers how to fix things on their cars. He has broad expertise on basic repair procedures covering the majority of cars on the road. Over the past 10 years, Hans has been focused on building CarCareKiosk, which is visited by millions of drivers each month.

Share on   Share on Twitter   Share on Facebook
Parts & Tools
We may earn a commission from qualifying purchases as an Amazon Associate
Video Description

If the battery in your 2011 Audi A6 Quattro has crusty white or green build-up and corrosion on the clamps, posts or terminals, you can improve the performance and lifespan of your battery significantly by cleaning it. Your battery is depleted when it is used to start the car, but then recharged when you drive your A6 Quattro, the corrosion limits the ability for your A6 Quattro to recharge the battery when driving. The video above will show you the correct order to safely remove the battery clamps in your A6 Quattro and what to use to clean your battery terminals and clamps. We will also show you a tip for preventing this buildup in the future so the battery in your A6 Quattro will be optimally charged whenever you drive it!

Car batteries contain dangerous and flammable fluids. Always use safety glasses and gloves whenever working with the battery. Check out our parts page for great deals and coupons on safety glasses, gloves and battery terminal brushes for your A6 Quattro!

  • Advance Auto coupon for
    20% off entire order: KIOSK20
2011 Audi A6 Quattro 3.0L V6 Supercharged Brake Fluid Add Fluid

If your brake fluid is a little low, learn how to add some here. Ignoring a low level leads to big problems

2011 Audi A6 Quattro 3.0L V6 Supercharged Air Filter (Engine) Check

Learn where your air filter is located and how to determine if it needs to be changed.

2011 Audi A6 Quattro 3.0L V6 Supercharged Fuse (Engine) Check

Odd electrical problems that come out of nowhere can often signify a blown engine fuse - check and change yours here!

2011 Audi A6 Quattro 3.0L V6 Supercharged Windshield Washer Fluid Check Fluid Level

There's no reason to check the washer fluid level without adding some - see how to do it here!