This standard specifies the conditions and methods for the deviation test when the vehicle is running at a constant speed on a straight road. This standard applies to M-category and N-category vehicles.
GB/T 38679-2020 Referenced Document
GB/T 12534 Motor vehicles--General rules of road test method
GB/T 38679-2020 history
2020GB/T 38679-2020 Test method for vehicle running deviation