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.
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WP.29
This discussion document has been prepared to provide more explanation of the initial proposal submitted by GTB to WP29 at its 157th session in June 2012 (WP29-157-12 and now transformed as ECE/TRANS/WP.29/2012/119 for WP29-158 ).