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

Seriously, what setting do you use to test a spark plug wire? Which ports do the probes attach to? How do I measure alternating current voltage?

Proper safety procedures are critical when testing high-voltage systems. As the following examples prove, mistakes happen. However, when the safety of you and your coworkers is at stake, neglecting ...

What is a multimeter anyway? Multimeters are covered in cryptic symbols and buttons, but don't let that intimidate you. There are three basic functions you'll use most often: measuring voltage ...

One of the easiest ways to test a PSU is by using a Multimeter. It’s crucial to note that a multimeter is an essential instrument designed to measure electric current, voltage, and resistance ...

Testing the DC voltage output of the power supply using a digital multimeter can help you isolate any potential issues and determine if you have a bad power supply.

I'm having problem with a starter motor on a riding mower, and need to check if the motor is getting juice and not working or if something else isn't working and no juice is getting to the starter ...

Multimeter Symbols You Need to Know Voltage Multimeters can measure direct current (DC) voltage and alternating current (AC) voltage, so they need to display more than one voltage symbol.

In this article, I’ll show you how to use a multimeter to troubleshoot some basic electronic components, such as resistors.