How to Clean Battery Corrosion in a Remote Control Remote control batteries can get dirty over time. Corrosion can also leak onto the remote's battery cover or terminals, this usually happens if the batteries are old. To avoid corrosion, change your batteries on a regular basis. Remember to always remove the battery from the remote when not in use. You should also note the expiration dates of batteries so that you can replace them in time, this provides optimal performance of the device. … [Read more...] about Clean Battery Corrosion in Remote Control