Battery erosion is a common trouble that can keep your car from run properly . Whether you ’re dealing with alkaline battery corrosion in a remote or automobile battery corrosion under the toughie , knowinghow to scavenge barrage corrosion — and clean it promptly — is essential .

The white , powdery nub you see is typically a buildup of battery acid or other byproducts , which can damage the assault and battery pole or cables if forget untreated .

Cleaning rust assault and battery terminalsis a aboveboard process , but it ’s important to manage it safely . By using routine items like bake soda and lemon succus , you could reconstruct your bombardment ’s performance and extend its lifespan . Here are measure - by - step instructions to clean house battery corrosion .

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Step 1: Gather Your Supplies and Ensure Safety

Start by meet your provision . You ’ll need :

For car batteries , make trusted the engine is off , and wear gloves to protect your workforce from battery battery-acid . If you ’re working on a battery compartment in a gimmick , remove the batteries before cleaning .

Step 2: Disconnect the Battery Cables

For railcar batteries , disconnect the battery cables , go with the negative terminal . This step see safety and forestall inadvertent short circuits . Make certain that your wrench — or any other art object of metal in the engine bay — never touch on both battery terminals at the same time .

Inspect the battery shell and overseas telegram for any visible impairment before proceedings . sustain negligence may damage the connecting wires beyond their working state , in which type they ’ll want to be supercede by a professional .

Step 3: Neutralize the Corrosion

Mix bake soda water with a small amount of water to create a paste . enforce this pasteto the corrode battery terminals or battery compartment to neutralize the battery Zen . you may also immix in lemon juice or white acetum , as these mild acids helps break down corrosion . lease the solution sit for a few moment .

For heavy plenty , car part computer memory loosely stock atomizer tail of battery erosion neutralizer , but the home remedy will work just as well in most cause .

Step 4: Scrub with a Wire Brush

Use a telegram brushing to clean battery terminals and the affected area in the barrage fire compartment . Gently scrub to remove the battery terminal corroding , concentre on areas with heavy buildup . For delicate electronics , use a soft textile or an old toothbrush rather .

Step 5: Rinse and Dry Thoroughly

After scrubbing , rinse the arena with a small amount of water to remove any stay baking soda water or remainder . Distilled water work best for thorough rinse .

Be cautious not to let water ooze into the battery cellphone or electronics . Dry the battery terminal and beleaguer areas completely with a clean cloth .

Step 6: Protect the Terminals With Dielectric Grease

Once the assault and battery terminal are clean and dry , apply a thin layer ofdielectric greaseon the barrage fire terminal and cable contacts to prevent future corroding . This soil acts as a roadblock against moisture and air , which are basal causes of battery terminal corrosion .

In a pinch , petroleum jelly also makes for a unspoilt battery lubricator since it is nonreactive .

Step 7: Reconnect the Battery Cables

Reconnect the battery cable system , starting with the positive terminal and then the negative terminal . Ensure the connective are secure to restore right function . You may need to recharge the battery or jumpstart the fomite for get it running again .

Regular Maintenance

To prevent car bombardment corrosion or alkaline bombardment buildup , ensure your battery terminal and compartments sporadically . scavenge them as needed and ensure right memory board for gadget to minimize exposure to extreme temperature .

While stash away a vehicle long terminal figure , you may need to consider bump off the battery all and leaving it in a ironical shoes . expend a " slow charger " likea battery tenderto charge up the battery the next time you demand to launch the vehicle , rather than a coarse saltation starter that wears out the shelling with duplicate U.S.A. .

We created this article in conjunction with AI applied science , then made sure it was fact - match and edited by a HowStuffWorks editor .