How To Clean Corrosion Off Car Battery Terminal. Rinse the battery with clean water and then dry it with a used towel or compressed air. Use water to rinse the battery entirely.
Sometimes especially with vehicles that arent used frequently the battery terminals may oxidize. Disconnect the Battery Clamps. As a result.
Remove any rubber or plastic covers that protect the points where the battery cables connect to the battery terminals.
Always loosen and remove the batterys. Apply Petroleum Jelly Terminal Protection Spray or Anti-Corrosion Pads. Remove the battery terminals In order to properly clean your battery terminal connections youll need to disconnect both the positive and negative cable ends from the battery. If you want to remove copper sulfate from the terminals you will need some baking soda water solution and a brush.
