While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

An internal combustion engine needs three things to get going: Air, fuel, and spark. The throttle body and intake plenum feed air, while injectors spray the right fuel mix into the combustion chamber.

Car batteries don’t just die. Well, they will if you leave them for long enough. but not just over the course of a few hours or even just a day or two. Finding your car has a dead battery after it was ...

A technician going at an appliance with a multimeter can seem like techno-wizardry, even if they're doing something as boring ...