This video covers the essential steps to properly test a car's alternator and diagnose common alternator issues. The guide ...

Starting with the simplest, most basic test, use the voltage mode on your meter to check battery output. First plug the meter’s black probe into the jack marked - COM (common).

A multimeter and its test leads allow electrical workers to reach into an energized panel, touch live circuit components with the end of the test leads, and capture electrical readings like voltage, ...

Most people don’t realize the full potential of a multimeter! Learn how to use all its features like a pro with this ultimate guide. From basic functions to advanced techniques, this step-by ...

You could just check this by measuring the voltage across the battery - it will drop several volts while a working starter is engaged. No voltage drop on the battery suggests no current to the ...