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How Do You Test A Car Battery With A Multi-Meter?

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How Do You Test A Car Battery With A Multi-Meter?

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If your car won’t start, and the headlights are dim or do not come on at all, you need to check your battery. A multi-meter, also called a digital voltmeter, can be used to check and test electrical components such as your car battery. It is easy to use, and a tool that you should keep on hand to check your battery from time to time. Open the hood of your car and locate your battery. Look for the positive (+) terminal on the battery. Remove the protective cover to the positive terminal. Connect the positive (+) red lead on the multi-meter to the positive (+) terminal on your car battery. Connect the negative (-) black lead on the multi-meter to the negative (-) terminal on your car battery. Leave the multi-meter connected to the car battery overnight. Do not try to start or run the car. Check the reading on the multi-meter in the morning. If the car battery is functioning, the voltage on the multi-meter should read between 12.5 and 12.8 volts. If it reads less than 12.5, you need to ch

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