1. The vehicle identification number
referred to as the vehicle identification number VIN code. English (Vehicle Identification Number) acronym, translated as the vehicle identification number, also known as the vehicle identification number or vehicle identification code, VIN code is indicating that the vehicle identification code. VIN code consists of 17 characters (including letters and digits), commonly known as seventeen yards. It is the manufacturer in order to identify and give a car a specified set of code words. Generate this number has a specific rule, correspond to each vehicle, and to ensure that fifty years is not repeated worldwide. Therefore, some people referred to as quot; auto ID quot ;.
Governments and national or company car company car 17 identification number coding has specific provisions. States technical regulations generally predetermined basic requirements of the vehicle identification number, as it should be composed of 17 encoded code, size of letters and numbers, written in the form, arrangement positions and has a corresponding predetermined mounting position, etc., in addition to the meanings of the individual symbols outer mandatory, the other is not mandatory, but the meaning specified by the manufacturer itself it represents. VIN often contain a vehicle manufacturer, year of production information, vehicle, vehicle type, engine, and other equipment. For States VIN art methods vary, there are common, such as the US law VIN ③ bits must first check the digital factory, while the EC Directive 17 encoded code divided into three groups (WMI, VDS .vis), only regulated for the meaning of each of the groups; U.S. identification number encoded predetermined position on the left side of the instrument panel should be installed, outside the vehicle through the windshield can be seen clearly and for inspection, the EEC encoding a predetermined identification code to be installed on the automobile chassis frame or the right upper mark written nameplate.
1) 1 to 3 (the WMI: World Manufacturer Identifier Code): indicates the manufacturer, the brand and type. For unique identification of the vehicle manufacturer. Typically accounts for VINThe first three codes;
2) 4 to 9 (the VDS: Vehicle specification): describes the general characteristics of the vehicle, which is the code sequence determined by the manufacturer. For example: brand series, body type, engine type and configuration, engine displacement, the type of restraint system security; of 9: parity bit, through a certain algorithm to prevent input errors and to play a security role;
[ 123] 3) 10 ~ 17 (VIS: vehicle indicating portion): in order to distinguish between different vehicle manufacturers specify a character, which should be the last four digits. No. 10: model year, i.e., a predetermined type of manufacturer (Model Year), the actual production of the year is not necessarily, but generally the difference between the actual year of production does not exceed one year; Bit 11: assembly plants; 12 to 17 bit: sequence number of production line (bit line 12 may be code). In general, auto recall for a vehicle are within the scope of a sequence number, i.e., a batch of the vehicle.