Testing relays and their circuits in vehicles doesn’t always require a trip to the bench. With a few simple tools and ...

It can be difficult to determine if you've got a bad circuit breaker. There are steps you can take before deciding to repair, replace, or call an electrician.

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.

A diagnosis of any electrical system, whether it is 12 or 24 volts, must include two key elements. First, you must test the complete circuit. Second, you must understand how that circuit works. One of ...

Short circuits are relatively common, but they can be dangerous and a warning sign of a possible electrical hazard, so it's important to know what short circuits are and how to prevent them in ...

Manufacturers have a great deal of flexibility when deciding where and how to program their devices. Components can be programmed at many stages during the procurement and manufacturing process. This ...