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.
GRPE may wish to consider proposals to amend UN GTRs Nos 21 or draft new GTR on in-vehicle battery durability, if any.
Recommendation to pursue a GTR specific to heavy-duty vehicles derived from the work on the light vehicle EV battery durability GTR.