What is the role of the fuel injector in an engine?

The role of the fuel injector in an engine is to deliver fuel into the combustion chamber. It is a crucial component in the fuel delivery system, precisely atomizing the fuel and injecting it directly into the intake manifold or combustion chamber at determined intervals and quantities. This process ensures the right mixture of fuel and air is available for optimal combustion. The injector's timing and control are vital for engine performance, fuel efficiency, and emissions control.

By accurately delivering the fuel under the right conditions, the fuel injector helps maintain the desired air-fuel ratio, facilitating efficient fuel combustion that results in power generation and smooth engine operation. This precise function is essential for modern engines to perform optimally, meet emission standards, and run efficiently.