Proposal to increase the potential speed reduction during the collision warning phase and clarify the interpretation of “engine start/run cycle”.
Proposal to align provisions with corresponding provisions of UN R152 and to clarify the interpretation of the provisions on system robustness when applied to heavy duty vehicles.
Proposal to align the provisions for retreaded tyres with the recent development of UN R30, UN R54, and UN R117 and to cover all the tread materials.