MR20DE

The MR20DE is a 2.0-liter inline-4 gasoline engine manufactured by Nissan. It belongs to Nissan's MR engine family, designed for transverse mounting in front-wheel-drive vehicles. The MR20DE features a DOHC (double overhead camshaft) valvetrain and Nissan's variable valve timing system, known as VVT-i, on both intake and exhaust camshafts for improved performance and fuel efficiency. It typically utilizes electronic fuel injection.

This engine has been widely used in a variety of Nissan and Renault models globally since its introduction in the early 2000s. Common applications include compact and mid-size sedans, hatchbacks, and small SUVs. Its design prioritizes a balance of power, fuel economy, and reliability, making it a versatile powerplant for many mainstream vehicles. Variations of the MR20DE exist, with slight differences in power output and emissions depending on the specific vehicle application and market. It is known for its smooth operation and relatively straightforward maintenance.