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.” ...

We may receive a commission on purchases made from links. Electrical diagnostic work is one of the most challenging parts of automotive repair. It can be incredibly daunting for beginners or DIY ...

A friend of mine has bought a second hand vehicle with a lot of added wiring installed behind panels that are glued in, some of which are behaving mysteriously. Due to high input impedance, a ...