Direct And Indirect Injection System. The injectors are activated using one of two methods hydraulic pressure from the fuel pump or an electronic signal from an engine controller. Rather air comes in via the intake manifold while the gasoline is injected directly into the cylinder.
So it is possible to make the basic common platform for petrol and diesel versions of the same engine to save cost. All akroyd hot bulb engines and some diesel compression ignition engines use indirect injection. Toyota introduced this technology which it calls d 4s injection on a v 6 more than a decade ago and now uses port and direct injection on its 2 0 liter flat four which is built by subaru 3 5.
There are two types of injection systems direct and indirect.
Indirect injection or idi is when the fuel injection is not directly injected into the combustion chamber. The difference between direct and indirect fuel injection systems in corpus christi tx february 4 2019 published by writer leave your thoughts you may have heard the terms direct fuel injection and indirect fuel injection thrown around from time to time. The injectors are activated using one of two methods hydraulic pressure from the fuel pump or an electronic signal from an engine controller. Direct fuel injection is the two stroke injection system where a valve is missing and injection is through slits on the barrel.
