Blog

You are viewing all posts for tags: battery

Testing Your Car Battery Safely with a Voltmeter

In addition to a voltmeter, to test the car battery, you'll need a wire brush, work gloves, and safety eye-wear. Open the car hood and turn the engine off. Clean any corrosion off the battery terminals with the wire brush.

Place the red cable of the voltmeter to the positive battery terminal, then the black cable to the car battery's negative side. Turn the meter on, it should be at the 12.4 mark or better if the car battery has the ability to hold a charge still. When the reading is at or below the 12.2…

read more
true true true true true true true true true true true true