If you try to start up your diesel truck in the dead of winter, you might notice that it takes the engine a little longer to warm up than usual. This is what’s known as a cold start, but all those frigid wake-up calls to the engine can damage it over time. The fluids in the engine won’t re …

Diesel engines use after-treatment emissions reduction systems to reduce their impact on the environment. Without these safeguards, the burning of diesel fuel would release toxic pollutants into the atmosphere, reducing air quality. The Ford Powerstroke engines use what’s known as an exhau …

Brad Sauter / Shutterstock.com A runaway diesel is a rare occurrence that tends to get a lot of attention online. You’re bound to find all kinds of wild videos on social media depicting diesel trucks that seem to have a mind of their own. It’s true that a diesel engine can be deemed …

Serhii Bobyk / Shutterstock.com The short answer is no, diesels don’t have spark plugs. They use glow plugs to warm the incoming air and fuel, which powers the engine. The spark plug has been a staple of the automobile for generations. It provides an electric spark that ignites the a …

The injector driver module (IDM) on a diesel engine is an electronically controlled device that controls the timing and force of the diesel fuel injectors. The IDM tells the injectors when and how long to fire based on current driving conditions and how fast you’re trying to go. Diesel fue …

You need to change the oil in your diesel engine every 7,500 miles or once every six months, whichever comes first. Changing the oil is one of the most effective ways to maintain your diesel engine. Oil is an essential lubricant that helps protect the engine from wear and tear. The fuel …