This standard specifies the light distribution performance, test methods and inspection rules of front fog lamps for motor vehicles. This standard is applicable to various types of front fog lamps used by L3, L4, L5, M and N motor vehicles.
GB 4660-2016 Referenced Document
GB 15766.1 Lamps for road vehicles.Dimensional, electrical and luminous requirements
GB 4599 Motor vehicle headlamps equipped with filament lamps
GB 4785 Prescription for installation of the external lighting and light-signalling devices for motor vehicles and their trailers*, 2019-12-17 Update