The ECU calculates the amount of fuel to be delivered by the injector nozzles based on information received from the various sensors.

The ECU sends a pulsing ground to the injector, which closes the circuit, providing the injector's solenoid with current. The magnet on top of the plunger is attracted to the solenoid's magnetic ...

An electronic control unit (ECU) commands the fuel-injection system, be it throttle-body or port-type, via various sensors.

EFI stands for electronic fuel injection. EFI uses a computer-controlled system to deliver fuel to the engine with greater precision, and fuel injection has replaced the carburetor in modern cars.

The fuel system on most diesel engines is composed of three main parts: the injector, the injection pump, and in some cases, the engine control unit (ECU). In most diesel engines, fuel injectors ...

A guide to some of the most popular bolt-on electronic fuel-injection systems available in the aftermarket as well as DIY EFI kits and custom systems - Hot Rod Magazine ...

There are a few different types of fuel injection systems, and each one requires a certain type of maintenance and repair.

What Is A Fuel Injector? The fuel injector is a critical component of the modern automobile, responsible for atomizing and injecting fuel into the combustion chamber. A fuel injector is considered the ...

A fuel injector is considered the "heart" of the engine. The fuel injector, connected to an Electronic Control Unit (ECU), regulates the fuel injection process. The ECU controls the opening and ...

Fuel injectors can get gummed up with dirt and fuel residue over time. Photo credit: David Traver Adolphus / Autoguide ...