What Is A Normal Car Battery Voltage. You can usually visually check this parameter with the inner electric light system of your machine. What You Need to Know While most people know that car batteries are 12-volt DC batteries theres a lot more to the story than that and a car battery voltage range test may be just what you need to find out all the necessary details about your batterys overall condition.
Normally a battery will be tested by making sure it is fully charged and. If the headlights are bright enough you are equipped with a battery. I put together the following battery state of charge chart which indicates the state-of-charge percent as it relates to battery voltage or specific gravity.
At 124 volts a car battery.
It would max out at 139 volts. Car Battery Voltage. Only when it is fully charged. When comparing your car batterys voltage measurements with the normal battery voltage.
