This standard specifies the technical requirements, test methods and test rules, etc. for installation of external lighting and light-signalling devices for motor vehicles and their trailers.
This standard is applicable to M, N and O motor vehicles and their trailers.
Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Specification
5 Test Methods
6 Test Rules
Annex A (Normative) States of Loading to be Taken into Consideration in Determining Variation in the Vertical Orientation of the Dipped-beam Headlamps
Annex B (Normative) Diagrams for Some Definitions
Annex C (Normative) Forward Visibility of Red Lights and Rearward Visibility of White Lights
Annex D (Normative) Measurement of the Variation of Dipped-beam Inclination as a Function of Load
Annex E (Normative) Example for Initial Adjustment Indication
Annex F (Normative) Headlight Levelling Controller in 4.3.2.6.2.2 of This Standard
