China's national standard GB/T94 17- 1988 stipulates that the automobile product model consists of enterprise name code, vehicle category code, main parameter code, product serial number and enterprise-defined code. Enterprise name code: generally two or three letters, most of which are pinyin prefixes of enterprise names. For example, BJ and FAW Group of Beijing Automobile Company adopted CA code.
Li Xia automobile has three-cylinder and four-cylinder engines according to the displacement. These three cylinders are all made in Tianjin. Some of the four cylinders are original Toyota 8A engines made in Japan. CA4GA 1/ inline four-cylinder, water-cooled, four-stroke, 16 valve, DOHC, VCT-i, electronically controlled multi-point fuel injection gasoline engine. Li Xia n5 adopts CA4GA 1 engine, which is the latest engine developed by FAW Group. A number of international advanced technologies, such as vcti (Toyota vvti), are adopted to continuously change the valve timing, and international patent technology is adopted to remove the 8mm shaft deviation, which effectively reduces vibration and noise.