Displaying the various information about the vehicle is detected in while driving through the display means and the stored record driving information is detected while the driver and the car vendors, car service company jeongbieop sonar and other related Saga efficient vehicle management, customer management, quality management, safety management and a to provide a driving record management, this information later in the time and place of the driver you want through the online car vendors, car service companies, and workshops with or connected to the car's affairs, which includes a host computer of the vehicle condition and caused recognize the problem and that it can be a pre-maintenance properties by identifying the servicing businesses that can repair and maintenance through it, connected by connecting the various detecting means and the various control devices provided in the car for interfacing transmission and reception of the detection and control signals which is detected by the means, and connecting means And it analyzes the overall data displayed through the display means in accordance with the mode selected the information to be detected and storing the same time as the backup data in the memory means, and controls the communication connection means a connection to a host computer provided in a car-related Sanaa other place of then through a diagnostic device that runs the transmission and reception of the reservation and other various kinds of information analysis and maintenance scheduling for self-diagnosis data, a communication connection to a host computer that is installed in the automobile-related company and other places of analysis and various self-diagnostic data It characterized in that it includes to perform the transmission and reception of information.