![]() If you see extreme temps in either direction, you might want to get a new battery if it's near end of life. Batteries take a lot of beating in really warm or really cold conditions. Get 10 Off Your Entire Purchase When You Open a New Account. Save Even More with the Harbor Freight Credit Card. Shop for AutoMeter 40 Amp Load Handheld Battery Tester with confidence at. The tool said nothing about how much CCA it was outputing, only its volt output, charge level, and it needed replacing. 100 Amp, 6/12V Battery Load Tester 21 99. If you're getting close to that five year mark, you really should think about replacing it. I took the battery to my local AutoZone to have it load tested, the tool reported the battery was bad and needed replacing, was outputting 12.63 volts at 100 charge. As long as it is working and starting the vehicle, it shouldn't worry you too much. A battery will still work just fine in most vehicles at 12.45vdc. If the battery is somewhere in between new and five years old, you'll see a lessoning of how well the battery can be charged. ![]() ![]() ![]() As the battery is used and goes through its recharging process, it can sulfate which is to mean, sulfur crystals will collect on the lead plates and limit the ability of the battery to charge up fully. If this is a battery you've had for a while, how old is it? Typical batteries last around five years. You should be able to charge it to either maximum or very near it. If this is a new battery, take it back to AutoZone and have them replace it. ![]()
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