CAN is a serial bus protocol to connect individual systems and sensors as an alternative to conventional multi-wire looms. It allows automotive components to communicate on a single or dual-wire networked data bus up to 1Mbps. In this paper, the authors describe and gives an overall idea to design an autonomous All Terrain Vehicles (ATV) using CAN bus. It also gives importance on the operation and advantages of the CAN protocol in automobiles. The ATV used for design automotive automobile and gives a brief explanation regarding the different parts of the ATV.