UN R141: Proposal for Supplement 2 to the 01 series of amendments
Download in .pdf format Download in .docx format

Proposal to introduce an alternative procedure for type approval of trailers (vehicles of categories O3 and O4) regarding their Tyre Pressure Monitoring System (TPMS), Tyre Pressure Refilling System (TPRS) and Central Tyre Inflation System (CTIS).

Reference Number: GRBP/2022/2
Date: 23 November 2021
Proposal Status: Superseded
Related Documents:
GRBP-74-26 | UN R141: Proposal for Supplement 3 to the 01 series of amendments
GRBP-75-10 | UN R141: proposal for amendments to Supplement 2 to the 01 series of amendments
GRBP-75-33 | UN R141: Proposal for a Supplement to 01 series of amendments
WP.29/2021/10/Rev.1 | UN R141: Revised proposal for the 01 series of amendments
WP.29/2022/87 | UN R141: Proposal for Supplement 2 to the 01 series of amendments
Discussion(s):
Working Party on Noise and Tyres | Session 75 | 8-11 Feb

25. The experts from the Task Force on Tyre Pressure Monitoring System and on Tyre Installation (TF TPMSTI) reported on their progress (GRBP-75-11) and introduced a proposal that aimed at implementing the requirements for a Tyre Pressure Refill System (TPRS) and a Central Tyre Inflation System (CTIS) (ECE/TRANS/WP.29/GRBP/2022/2 and GRBP-75-10). The expert from CLEPA suggested further amendments (GRBP-75-33 and GRBP-75-34).

26. GRBP adopted the proposal, as amended by GRBP-75-10 and GRBP-75-33, and requested the secretariat to submit it for consideration and vote at the June 2022 sessions of WP.29 and AC.1 as draft Supplement 2 to the 01 series of amendments to UN Regulation No. 141.