This agenda item relates to UN R151 Blind spot detection.

GRSG may wish to review a proposal suggesting further amendments UN Regulation No. 151 on BSIS (GRSG-119-06).

GRSG may wish to consider a proposal to amend UN Regulation No. 151, tabled by the expert from VRU-Proxi Informal Working Group (VRU-Proxi) (ECE/TRANS/WP.29/GRSG/2021/4).

Working Party on General Safety | Session 117 | 8-11 Oct 2019

35. The expert from VRU-Proxi introduced ECE/TRANS/WP.29/GRSG/2019/25 containing two proposals: (i) clarification of test procedures allowing non-random selection of parameter combinations and (ii) protrusion requirements for BSIS external elements. He further introduced GRSG-117-23 on clarification of elements to be considered for the determination of the vehicle front right corner.

36. Following detailed technical discussions and adjustment of language used (GRSG-117-24-Rev.1), GRSG adopted ECE/TRANS/WP.29/GRSG/2019/25 and GRSG-117-23 as reproduced in Annex II to this report. The secretariat was requested to submit it to WP.29 and AC.1 as draft Supplement 1 to UN Regulation No. 151 for consideration at their March 2020 sessions.

Working Party on General Safety | Session 121 | 12-16 Apr
GRSG-119-06 | UN R151: Future ideas for the development of the Regulation (Germany)
GRSG-121-07 | UN R151: Proposal to amend document GRSG/2021/4
GRSG/2021/4 | UN R151: Proposal for Supplement 3