A 2.0-liter four-cylinder engine is a type of internal combustion engine that has four cylinders and a total displacement of 2.0 liters. This engine configuration is commonly used in various vehicles, providing a balance of power and fuel efficiency. The four cylinders work together to convert fuel into energy, allowing the vehicle to move. These engines are popular in compact cars and sedans, as they typically offer good performance while maintaining lower emissions. Many manufacturers, such as Honda and Toyota, produce vehicles equipped with 2.0-liter four-cylinder engines, making them widely available in the automotive market.