VCCS is the core controlling unit of CBU vehicle’s controlling system. It conducts the overall control on the steering，braking torque，engine torque and start-stop system etc.. VCCS has better effects on the vehicle’s safety performance，comfort，and economy. During the development process of the electronic products for CBU vehicles，VCCS can save development time and costs and reduce the difficulties of the engineer on finding，analyzing，and solving the problems during the interactive working and coordinating controlling of CBU vehicles’ interactive works.