The tricky thing is that there are various mechanical issues that can prevent your engine from starting. There are a few ways ...

Diesel engines operate at higher compression ratios than gasoline engines, and fuel is injected under much higher pressure. An injection pump, usually driven by a belt or chain linked to the ...

They are often used in vehicles for pumping fuel into the cylinders of the engine. Injection pumps are positive displacement pumps that use expanding and contracting cavities to move fluids. Injection ...

Most vehicles sold today have fuel injectors. Those injectors work by delivering precise amounts of gasoline or diesel fuel to each cylinder exactly when it's needed for optimal combustion.

A throttle plate controls airflow while sensor inputs control fuel flow and engine sensors control injector pulses' timing.