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How to Clean Corroded Battery Terminals

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  1. How to Clean Corroded Battery Terminals, Safety precautions: adım 1, 1 resimden 1.
    • Wear gloves to protect your hands from the corrosion—it's a skin irritant.

    • If your device still works, power it down completely before starting.

  2. How to Clean Corroded Battery Terminals, Remove the batteries: adım 2, 3 resimden 1. How to Clean Corroded Battery Terminals, Remove the batteries: adım 2, 3 resimden 2. How to Clean Corroded Battery Terminals, Remove the batteries: adım 2, 3 resimden 3.
  3. How to Clean Corroded Battery Terminals, Remove big chunks of corrosion: adım 3, 3 resimden 1. How to Clean Corroded Battery Terminals, Remove big chunks of corrosion: adım 3, 3 resimden 2. How to Clean Corroded Battery Terminals, Remove big chunks of corrosion: adım 3, 3 resimden 3.
    • Use a toothbrush to gently remove any bigger chunks of corrosion from the battery terminals and battery recess.

    • Use the point of a spudger to pick out any bits that are stuck.

    • Pick around the batteries, and not at the batteries themselves.

    • Flip your device over and gently shake out the loose corrosion and debris.

    • Dispose of the corrosion and debris in the trash.

  4. How to Clean Corroded Battery Terminals, Remove any stuck batteries: adım 4, 2 resimden 1. How to Clean Corroded Battery Terminals, Remove any stuck batteries: adım 4, 2 resimden 2.
    • You should now be able to remove any batteries that were previously stuck.

    • Clean out the battery recess with a toothbrush.

  5. How to Clean Corroded Battery Terminals, Clean the terminals: adım 5, 3 resimden 1. How to Clean Corroded Battery Terminals, Clean the terminals: adım 5, 3 resimden 2. How to Clean Corroded Battery Terminals, Clean the terminals: adım 5, 3 resimden 3.
    • Alkaline batteries contain a base, which is what corrosion is made of. An acid like white vinegar or lemon juice will neutralize this base.

    • Lightly dip a cotton swab in white vinegar or lemon juice.

    • Don't soak the cotton swab. Only use a small amount of liquid at a time.

    • Gently rub the battery terminals with the cotton swab to dissolve and remove the corrosion.

    • The corrosion may fizz and bubble. Don't worry, this is normal.

    • Continue this process until there's no corrosion on the terminals.

  6. How to Clean Corroded Battery Terminals: adım 6, 3 resimden 1. How to Clean Corroded Battery Terminals: adım 6, 3 resimden 2. How to Clean Corroded Battery Terminals: adım 6, 3 resimden 3.
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    • Isopropyl alcohol will remove any residue left from the previous step.

    • Lightly dip a cotton swab in highly-concentrated isopropyl alcohol (over 90%).

    • Don't soak the cotton swab. Only use a small amount of liquid at a time.

    • Gently rub the battery terminals with the cotton swap to remove any remaining residue from the previous step.

    • Wipe the residue away with a microfiber or lint-free cloth.

    • Repeat this process until the terminals are completely clean.

    • Wait two minutes to allow any residual alcohol to evaporate.

  7. How to Clean Corroded Battery Terminals, Install new batteries: adım 7, 3 resimden 1. How to Clean Corroded Battery Terminals, Install new batteries: adım 7, 3 resimden 2. How to Clean Corroded Battery Terminals, Install new batteries: adım 7, 3 resimden 3.
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