Tag Archives: battery

How to Check Car Battery Water Levels

It’s important to regularly check the electrolyte (it really isn’t just water) level in your car’s battery, for two reasons: first, because it naturally evaporates and second, because a small amount electrolyzes into hydrogen and oxygen every time you charge the battery. Learning how to safely check and replace the water in your car battery is an important aspect of car maintenance. Start with Step 1 below for detailed instructions on how to check .