1. What is the frame number?

The frame number, also called the vehicle identification number, or VIN for short, is an indispensable tool for identifying a car. The VIN code of a car is composed of letters and Arabic numerals, a total of 17 digits, commonly known as a 17-digit code, which can identify the production of the car The quotient, engine, chassis serial number, and other performance data are unique. After permutation and combination, the same model of car will not be duplicated within 30 years, so it can be called the car’s ID card.

2. How to read the frame number?

Each code of VIN represents a certain aspect of the information parameter of the car. It consists of 17 characters in total, which can be divided into three parts.

The first part: 1-3 digits (WMI world manufacturer identification code)

The second part: 4-9 digits (VDS vehicle feature code)

The third part: 10-17 digits (VIS vehicle instruction information)

1. Among the 17 characters of the frame number, the first 3 characters respectively represent the country of production, manufacturer, and vehicle type of the vehicle.

2. The 4th to 8th characters on the frame number all represent the characteristics of the vehicle, such as the type, series, body type, engine type, and rated total weight of the vehicle.

3. The ninth character represents the check position, which is used to judge whether the frame number is filled in correctly.

4. The tenth character indicates the year of production.

5. The eleventh character indicates the assembly place of the vehicle, and "0" indicates the original factory assembly.

6. The 12th-17th character is the production serial number.

3. What is the function of the frame number?

1. According to the coding rules and sequence of VIN, car owners can identify the country of production, manufacturer, car type, brand name, model series, body type, engine model, model year, safety protection device model, and inspection of the car. Numbers, name of the assembly plant, and factory order number and other information. To help car owners identify whether it is a counterfeit model or replace the old one with the new one when buying a car.

2. The vehicle maintenance personnel can use the VIN code to grasp the relevant information of the vehicle to be repaired, so as to quickly and accurately find the corresponding maintenance information and improve work efficiency.

3. The vehicle management department can easily compile the vehicle information database by using the VIN code to realize the electronic management and query of vehicle information.