Imagine quickly diagnosing why your car's check engine light is on. A scan tool, also known as a trouble code reader, can help you identify the problem yourself.

Fuel smell under the hood or a stubborn check-engine light often points to a bad fuel-pressure sensor, but nothing stalls a driveway repair faster than not knowing where that tiny part hides. In most ...

Any wiring diagrams I show you will be for a standing pilot. Before we wire the system, let’s look at a gas valve (Figure 6). This is what the terminal block looks like on a 24-V standing pilot gas ...

To find the right circuit in the electrical panel, you first plug the socket tester into a socket. Then you go to the panel ...

HOT ROD is “where it all began,” as the first magazine to cover the hot rod culture. Since that time, HOT ROD has evolved into a brand devoted to everything from hot rods to restomods, barn ...