it is illegal to change the car sign. Changing the logo of a car will not only infringe the exclusive right of the registered trademark of the car, but also affect the image and reputation of the car. It will also violate the provisions of the Road Traffic Safety Law, which is illegal and will be warned or fined. The logo is not allowed to be changed, and the lights, suspension, logo and body height are not allowed to be changed. The state stipulates that the trademark and brand of motor vehicles are not allowed to be changed. If a motor vehicle changes, replaces or modifies the vehicle trademark without approval, it will be fined according to the motor vehicle management measures.

The specific penalties for changing the logo are as follows:

1. If the logo is changed, the public security organ will impose a fine on 5 yuan, detain the vehicle driving license and order the driver to restore the original logo;

2. The maintenance factory that refits or assembles motor vehicles without authorization shall be ordered to make corrections, and the illegal gains shall be confiscated;

3. If there is no illegal income, or the illegal income is less than 1, yuan, a fine ranging from 2, yuan to 5, yuan will be imposed, and spare parts and working tools will be confiscated.

the traffic administrative department of the public security organ and its traffic police shall promptly correct the illegal acts of road traffic safety. The color of the logo can be changed, but the type of the logo cannot be changed, otherwise it is illegal.

Legal basis:

Article 16 of the Road Traffic Safety Law of the People's Republic of China

No unit or individual may commit the following acts:

(1) Assembling a motor vehicle or changing the registered structure, structure or characteristics of a motor vehicle without authorization;

(2) changing the model, engine number, frame number or vehicle identification code of the motor vehicle;

(3) forging, altering or using forged or altered motor vehicle registration certificates, license plates, driving licenses, inspection marks and insurance marks;

(4) using the registration certificate, number plate, driving license, inspection mark and insurance mark of other motor vehicles.