Vehicle electronic control unit (VECU), together with the composition of EECU vehicle electronic control systems, process data from the engine, brake system and the transmission range of pressure, temperature, speed sensor data, through calculation of the system to optimize the fuel supply and injection timing , adjust the idle speed, coordination transmission, retarder and engine brake, sending alerts in order to achieve high-performance vehicles, low fuel consumption, flexibility and low noise, excellent driving performance, the main features include power relay control, accelerator pedal control, cruise control, PTO controls, ECU fault management, information processing engine, engine brake and retarder control.

electronic control unit