In this test, your multimeter is effectively completing the circuit by linking the battery to the car.

Learning how to read a voltmeter is easy. Follow these simple tips: 1. You can use a voltmeter to measure the voltage at the battery terminals. This is called the, “open circuit voltage.” Make sure ...

Discover how to measure current safely by connecting the multimeter in series with the flow of electricity, and how to troubleshoot problems like excessive current draw in motors.