What Is a Multimeter? A multimeter is a tool that measures electrical properties like resistance, voltage, and current. It is used to test electrical components such as diodes and capacitors.

Testing a car battery with a multimeter is a simple and effective way to determine its health and performance. In this video, the process of testing both the voltage and cold cranking amps (CCA) of ...

Learning how to test glow plugs ensures your diesel engine remains reliable and efficient. Here is how to test glow plugs.