1, the hydraulic control oil circuit of automatic transmission is to solve the problems of long shift time, slow shift response and poor fuel saving ability of traditional transmission hydraulic oil circuit.
2.P2 hybrid idle speed control method is mainly used to control the fuel consumption and emission level at idle speed.
3. The drive transmission system of hybrid electric vehicle starts the vehicle through two systems of heat energy and electricity, so as to achieve the purpose of saving fuel and reducing exhaust pollution.