The invention provides an electronic steering lock with a CAN bus, which belongs to the technical field of automobiles and solves the problem that a car crash may be caused by the locking operation of a performer even as a result of a locking command given by mistake by a controller in the prior art. The electronic steering lock with the CAN bus is connected with an electronic steering lock controller and comprises a bolt and a bolt driver for driving the bolt to carry out locking/unlocking operation. The electronic steering lock also comprises a CAN transceiver, a system power source module,a limited power source module, two sensors, a main CPU and an auxiliary CPU, wherein the main CPU and the auxiliary CPU can communicate with each other, the main CPU communicates with the CAN bus through the CAN transceiver and can acquire the information of each controller from the CAN bus, the two sensors can acquire the information of the bolt, and the main CPU and the auxiliary CPU can control the electronic steering lock to lock or unlock according to the information. The electronic steering lock with the CAN bus has the advantages of high mistake recognition capability and high locking/unlocking control accuracy.