For all of you who have a multimeter thrown in a drawer or toolbox but don’t know how to use it, these instructions will help in your search for missing voltage.

Hank O’Hop Here’s How To Test for Parasitic Loss How to Locate the Trouble Circuit 1. Check Trouble Codes Before you dig in, do yourself a favor and check the trouble codes with an OBD scanner.

It's a must-have for any toolbox—but there's a learning curve involved. Learn how to use a multimeter for all of your electrical testing needs.

How to Check the Power Supply With a Multimeter. The power supply in your computer manages all of the power required to run each component of your computer. When this critical component begins to ...