fuel injector Archives - UnderhoodService
Fuel Injector Wave Forms

Diagnosing a fuel injector circuit with a scope can help you to confirm the health of the drivers and injectors.

Diesel Fuel Injectors

The purpose of common rail injection is to deliver high-pressure fuel to the injector.

VIDEO: Diagnostic Strategies For Fuel Injectors

Several different methods can be used to test fuel injectors. This video is sponsored by Standard Motor Products.

Video: Fuel Injectors And Droplet Size

Fuel injectors must maintain consistent droplet size for proper engine operation. This video is sponsored by Rislone.

Fuel Injector Diagnostics: Thinking Through The Problem

There is almost no way to inspect the spray pattern of the fuel injector while it is on the vehicle, and it is impossible to inspect on a vehicle with direct fuel injection. You can, however, witness the symptoms of a bad injector.

GM Tech Tip: New Engine Noise During Cold Start-Up

The latest generation of full-size trucks and utilities incorporate a new generation of technologies not previously seen in a GM full-size truck and utility applications. These engines generate noises during cold start and during warm operation that technicians may not be familiar with.

OTC Introduces 4 New Tools To The Fuel Injector And Pump Product Line

The new tools help technicians complete fuel system jobs faster and are compatible with a wide variety of vehicles, says the company.

Fuel Injector Function Testing

If a fuel injector is not operating within set parameters, it can cause driveability symptoms and codes that can point to components other than a faltering fuel injector.

ProMAXX Tool’s PowerPull Removes Ford Fuel Injectors

In working with certified Ford Senior Master Technicians, ProMAXX engineered a system that eliminates the current method of bolting the removal tool to the head, said the company.

ProMAXX Tool Offers PowerPull ProKit To Remove Ford Fuel Injectors

The new PowerPull ProKit line of precision technician tools facilitates removal of the Ford Fuel Injector found in the Ford 6.7L Power Stroke Diesel engine, said the company.

10 Signs A Fuel Injector Needs To Be Replaced

In the past 30 years, the fuel injector has moved from the intake manifold to the combustion chamber. During this evolution, injectors have become more precise in dispensing fuel. If this precision is thrown off by restrictions, electrical problems or fuel problems, it can cause driveability issues. These are the top 10 signs fuel injectors need service or replacement.