For automotive circuits, we recommend an auto-ranging meter with at least 20MΩ of internal resistance. Make sure to use the correct multimeter setting for a car battery.

A multimeter is a helpful tool for advanced electrical projects. But multimeter symbols and their meanings can be cryptic to a new user. Learn what multimeter symbols mean, how to connect the ...

This month Randy shows us the ins and outs of using a Multimeter to help diagnose Jeep electrical problems. Only in Jp Magazine!

When your car doesn’t start, often the battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best practice is ...

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

Volts are the pressure of the water (psi), amps are the number of gallons per minute (volume), and ohms are anything that limit the flow. To measure electrical energy, a multimeter has two wire leads.