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A Beginner Driver's Guide to Diesel Engine Fuel Injectors

26th Jun 2020

Fuel injectors: for most diesel truck owners (or automotive enthusiasts) this particular component finds itself at the top of the hierarchy of importance as opposed to other parts. 

Whether you’re an avid fan, an expert, or a complete beginner, you’re most likely going to be familiar with this part because of how important it is. As vital as this component may be, however, it’s also understandable to have some unawareness over it if you’ve only started to get into diesel trucks now.

While you may be concerned about not knowing what this part is, what it does, or how it works, there’s no need to worry because everyone has to start somewhere eventually. If you want to know more about fuel injectors, we’ve put together this helpful guide to get up to speed:

Fuel injectors explained


This part is a component that is located within an engine’s fuel delivery system which is responsible for supplying its pistons with a constant supply of gas for it to operate.

By using calculated patterns and electronically-controlled timing apparatuses, fuel injectors spray diesel into the piston area to help the engine achieve an optimal combustion ratio for improved performance. With newer engines, computers are used in junction with the injectors to optimize the amount of fuel sprayed for proper conservation and performance while queueing the timing of the injection itself to fractions of a second.

Are they prone to problems?

Beyond their importance in any diesel engine assembly, another aspect of the components that anyone should get familiar with is their ability to fail, and what causes such problems to happen.

Just like any other component in a diesel truck, the fuel injectors are no exception when it comes to potential pitfalls and eventual bouts of failure over time. As opposed to most components, however, it’s worth noting that injectors are not wear-and-tear items that get replaced often as they can last for as long as the vehicle itself does.

What causes them to fail in the first place?

Generally, the fuel injectors in a diesel engine can end up failing because of several reasons that are either beyond a driver’s control.

These crucial parts experience failure in one way or another when they become packed with various contaminants (such as dirt or carbon buildup) that clog each of the injectors. Beyond contamination and debris, aging can also cause these parts to malfunction because the rubber and fiber components comprise the whole assembly.

While cleaning may work to some extent for minor problems, the solution to most fuel injector-related problems is a complete replacement of the assembly to restore function and dependability!


Conclusion

Among all the different parts that comprise your diesel truck engine’s assembly, none could possibly be more pivotal than the set of fuel injectors that ensure everything runs smoothly. By understanding the basic pieces of information about these parts, you’ll be able to get a good idea of how important the part is and why you need to make sure your truck stays in tip-top shape all-year-round!

When it comes to parts for Chevy Duramax, Dodge Cummins, and Ford Powerstroke diesel trucks, we’ve got you covered with the largest supply of components in the US. Check out our online shop today to place your order and find all the parts that you need to keep your four or six-wheeler in perfect condition!