Tips and Advice

How to Test a Car Battery at Home (with No Gear)

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Woman turning the key in her ignitionWhen it comes to beginning your car, silence is likely one of the worst sounds you possibly can hear.

That’s why it’s important to act instantly when you:

  1. Suspect your car battery is dropping energy (concentrate to warning indicators).
  2. You’ll be able to’t recall the final time you changed your car battery.

You gained’t even have to depart your driveway to conduct a fast battery examine. We’ll present you ways to test a car battery from residence in 4 easy steps.

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1. Carry out a load test.

Performing any “test” in your car can sound intimidating in case you’re not a technician. Fortunately, this one is fairly simple.

  1. With out beginning your engine, flip in your headlights.
  2. Depart them within the “ON” place for 10-quarter-hour.
  3. After that point passes, begin your car.
  4. Watch the brightness of your headlights.

In case your headlights dim noticeably because the engine turns over, your battery doesn’t move the load test. The battery ought to maintain sufficient cost to deal with the ten-quarter-hour earlier than the engine begins, and as soon as the engine turns over. In case your car’s battery is struggling right here, it most certainly wants to get replaced earlier than it fails you on the street.

2. Verify for corrosion.

Apart from wanting like one thing that may ooze out of an evil scientist’s laboratory, corrosion in your car’s battery might point out a energy drawback.

Over time, that corrosion, brought on when acid inside the battery releases hydrogen fuel, may intrude with the battery terminals’ potential to switch energy. The battery has to work more durable to compensate, and that additional work can shorten its life.

You possibly can clear the battery terminals (rigorously!) with home items like baking soda and an previous toothbrush. In case your battery has been affected by corrosion for a very long time, nevertheless, the injury could also be irreversible. In that case, it’s time to substitute.

three. Pay attention for clicks.

If anybody ever makes a horror film about car issues, you possibly can guess the soundtrack can be the speedy clicking of a lifeless battery!

Whenever you flip your key over within the ignition, you must hear a vigorous roar that settles into a purr. If you hear “click on-click on-click on” as an alternative, you realize your car battery is probably going lifeless. A single click on, then again, might imply a dangerous starter.

These clicks won’t imply your battery wants to get replaced, however they’re a dependable indicator. Even when a leap begin will get the vehicle going, the primary cease must be the bay of an skilled, trusted technician.

four. Use the digital battery tester.

The web’s awesomeness is past dispute at this level. One cause? It has the whole lot—and retains getting cool, new stuff!

One instance: now you can “test” your battery on-line with a digital battery tester on Firestone Full Auto Care’s web site.

  1. Go to our digital battery tester.
  2. Enter your car’s yr, make, mannequin, engine sort, and your zip code.
  3. Click on the pink “Discover Out Now” button.

The digital battery tester tells you the battery’s anticipated lifespan. Remember that elements resembling corrosion or climate can alter your battery’s life expectancy and affect the test’s accuracy.

Go to Firestone Full Auto Care

The best time to exchange your battery? Earlier than you want to! In case you’ve completed this fast verify and also you’re nonetheless not sure about your battery, go to Firestone Full Auto Care to get a extra exact (and one hundred% free) battery test. We will predict potential battery failures inside a minute or much less.

There’s one smart way to substitute that chilling battery silence or clicking noise with a reassuring roar: by profitable a new car. Enter our free battery test, free car sweepstakes between October four and November 5, 2018!


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