Aiming at the "cold winter" of automobile market sales under the current economic downturn and the "COVID-19" epidemic, the vehicle cost control is the key way for the automobile enterprises to enhance their competitiveness. Based on the means of value analysis (VA) in cost management, an efficient value analysis management strategy based on system development were proposed and studied. Combined with the new technology of artificial intelligence data management, the data management model of VA system was built, and form a precise and efficient cost reduction management strategy based on system and value analysis was formed. Through the enterprise application example, the management strategy proposed in this paper, under the environment of vehicle cost control of automobile enterprises, makes the value analysis work to promote the intelligent, efficient operation and proposal visualization, which can effectively reduce the vehicle cost, create profits for the enterprise, and provide important reference value for other automobile enterprises to carry out cost reduction work.