Gasoline direct injection - Wikipedia
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 …
How Direct Injection Engines Work
Apr 12, 2021 · A GDI engine, or gasoline direct injection engine, is a type of internal combustion engine that injects gasoline directly into the combustion chamber of each cylinder, rather than mixing it with …
Direct Injection in a car: How it works, pros and cons, maintenance ...
Aug 1, 2022 · In a direct-injected engine, fuel is sprayed "under" valves, see the images above. This means that over time, oil vapors from the ventilation system passing through intake valves form …
What is Direct Injection and How Does it Affect Your Car?
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 …
Direct Injection Explained: Benefits & Challenges
Oct 20, 2025 · GDI engines, or gasoline direct injection engines, are a type of modern fuel delivery systems that use gasoline as the fuel source. GDI engines use a high-pressure fuel rail and fuel …
Discovering What Cars Have Direct Injection Engines Today
Mar 25, 2025 · There are generally two types of direct injection engines: gasoline direct injection (GDI) and diesel direct injection. Each has its own unique characteristics and applications.
The Ultimate Guide: Gasoline Direct Injection Engines
May 7, 2025 · What Is a Direct Injection Engine? A Gasoline Direct Injection (GDI) engine is a type of internal combustion engine where gasoline is injected directly into the combustion chamber of each …
Understanding Direct Injection Engines and How They Work
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 …
What To Know About Gasoline Direct Injection (GDI) Engines
May 10, 2024 · GDi stands for "gas direct injection" and refers to how the engine injects gas into the cylinders. In any internal combustion engine, fuel is sprayed into the air to create a mixture of fuel...
Are Direct Injection Engines Reliable: An In-Depth Look at …
Apr 25, 2025 · Direct injection technology offers notable advancements in fuel economy and engine power. Let’s dive into how it works, its evolution, and a comparison with port injection.