Gasoline direct injection (GDI), also known as petrol direct injection (PDI), [1] is a fuel injection system for internal combustion engines that run on gasoline (petrol), which injects fuel directly into the …

Aug 1, 2022 · In a direct injection, there are two fuel pumps: the low-pressure fuel pump located inside the tank and the high pressure fuel pump installed on the engine. The low-pressure fuel pump …

Oct 20, 2025 · What is Direct Fuel Injection? A direct injection system sends fuel directly from the tank into the engine’s combustion chamber due to high injection pressure, using precise fuel injectors …

Sep 12, 2025 · The direct injection system represents the pinnacle of modern fuel delivery technology, injecting gasoline at precisely the right moment directly into each cylinder’s combustion chamber.

Oct 27, 2025 · Direct injection (DI) represents a significant advancement in gasoline delivery within the internal combustion engine. This method fundamentally changes the location and timing of fuel …

Nov 22, 2022 · In a direct injection engine, the gasoline isn’t premixed with the air. Instead, a fuel pump directly injects fuel into the cylinder, where it then mixes with oxygen before being sparked by the …

Oct 13, 2021 · Direct injection (DI) is a fuel delivery system common in modern cars with gas and diesel engines. Rather than a fuel/air mixture entering the engine’s cylinders through the intake valves, an …

Apr 12, 2021 · How Does Direct Injection Work? Direct injection engines use two fuel pumps, a low-pressure pump and a high-pressure pump. The low-pressure pump sends fuel from the tank, through …

Direct injection vs. port injection explained. Compare performance, fuel efficiency, maintenance costs, and long-term reliability to choose wisely.

Oct 23, 2025 · Direct injection, often abbreviated as DI, is a fuel delivery method for internal combustion engines. Instead of fuel being mixed with air before entering the combustion chamber, as in …