GAR | GRBP-74-37

UN R141: Proposal for amendments to document GRBP/2021/20

Document GRBP-74-37

14 September 2021

74th GRBP session (15-17 Sep 2021)

Proposal from the TPMSTI task force to update draft provisions for performance testing of Tyre Pressure Monitoring System/Tyre Pressure Refill System/Central Tyre Inflation System and for an alternative procedure for type approval of subject trailer(s).

Status: Superseded

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Previous Documents, Discussions, and Outcomes

186th WP.29 session (7-11 Mar 2022)

4.6.7. | Proposal for Supplement 1 to the 01 series of amendments to UN Regulation No. 141 (Tyre pressure monitoring system)

74th GRBP session (15-17 Sep 2021)

7. (f) | UN Regulation No. 141 (Tyre pressure monitoring system)

26. The expert from TF TPMSTI presented further amendments to UN Regulation No. 141 that introduced 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) (ECE/TRANS/WP.29/GRBP/2021/20). GRBP adopted these proposals, as amended by GRBP-74-37, and requested the secretariat to submit them for consideration and vote at the March 2022 sessions of WP.29 and AC.1 as part of draft Supplement 1 to the 01 series of amendments to UN Regulation No. 141.

19th TPMSTI session (15 Jul 2021)

Reference Number:	SIGTP-04-07
Meeting Session(s):	4th SIGTP session (4 Jul)
Document date:	04 Jul 24
Regarding:	UN R100 Electric Powertrain Vehicles \| GTR No. 20 Electric Vehicle Safety

Reference Number:	SIGTP-04-05/Rev.1
Submitted by:	EC
Meeting Session(s):	4th SIGTP session (4 Jul)
Document date:	04 Jul 24
Regarding:	UN R100 Electric Powertrain Vehicles

Reference Number:	SIGTP-04-02/Rev.3
Meeting Session(s):	4th SIGTP session (4 Jul)
Document date:	04 Jul 24
Regarding:	UN R100 Electric Powertrain Vehicles \| GTR No. 20 Electric Vehicle Safety

Reference Number:	SIGTP-04-03/Rev.4
Meeting Session(s):	4th SIGTP session (4 Jul)
Document date:	04 Jul 24
Regarding:	UN R134 Hydrogen Fuel Cell Safety \| GTR No. 20 Electric Vehicle Safety

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