GAR | GRRF-84-33

Regulation:	UN Regulation No. 137 \| Restraint System in Frontal Impact
Document:	Revision 2
Corresponds to:	01 series of amendments \| Supplement 1 (Entered into force on 29 Dec 2018)
Corresponds to:	01 series of amendments \| Supplement 2 (Entered into force on 28 May 2019)
Corresponds to:	01 series of amendments \| Supplement 3 (Entered into force on 3 Jan 2021)
Corresponds to:	02 series of amendments (Entered into force on 9 Jun 2021)

Regulation:	UN Regulation No. 161 \| Devices for Protection against Unauthorized Use
Document:	Revision 0 \| Amendment 3
Corresponds to:	00 series of amendments \| Supplement 3 (Entered into force on 5 Jun 2023)
Based on:	Document WP.29/2022/146 Proposal from GRSG to clarify the scope of the UN Regulation and to complement the text with the missing Supplement 7 to the original version of UN R116.

Regulation:	UN Regulation No. 13 \| Heavy-Duty Vehicle Braking
Document:	Revision 9 \| Amendment 2
Corresponds to:	12 series of amendments \| Supplement 2 (Entered into force on 5 Jun 2023)
Based on:	Document WP.29/2022/138

Regulation:	UN Regulation No. 13 \| Heavy-Duty Vehicle Braking
Document:	Revision 8 \| Amendment 11
Corresponds to:	11 series of amendments \| Supplement 20 (Entered into force on 5 Jun 2023)
Based on:	Document WP.29/2022/137 Proposal to clarify provisions regarding the actuation of the parking brake warning device to cover the case of electric control transmission systems where there may be a transition between parked (applied) and un-parked (released) braking states.

TPMS and Tyre Inflation Pressure Field Study 2016/2017

Document GRRF-84-33

21 September 2017

84th GRRF session (19-22 Sep 2017)

OICA presentation on a field study undertaken to collect data on tyre pressures of vehicles in use towards assessing the effectiveness of direct and indirect tyre-pressure monitoring systems on the maintenance of correct inflation levels.

Submitted by OICA

86th GRRF session (12-16 Feb 2018)

7. (h) | Tyres: Regulation No. 141

39. The expert from OICA introduced GRRF-86-17 containing the field study report on the Tyre Pressure Monitoring System (TPMS) fitment and tyre inflation pressure which was mentioned in GRRF-86-33 presented at the eighty-fourth session of GRRF.

84th GRRF session (19-22 Sep 2017)

7. (h) | Tyres: Regulation No. 141

7. (i) | Tyres: Regulation No. 142

41. The expert from OICA introduced GRRF-84-33, presenting the results of a study aimed at evaluating the effectiveness of Tyre Pressure Monitoring Systems in general and especially indirect and direct systems by comparing the actual tyre inflation pressures with the individual recommended pressures. The expert offered to share the details of the study on request. The expert from ETRTO offered to review the study.

42. No information was presented on existing regulations and laws on the mandatory use of TPMS.

Reference Number:	TF-AVRS-12-06/Rev.1
Submitted by:	OICA
Meeting Session(s):	12th TF-AVRS session (27 Mar)
Document date:	23 Apr 24
Regarding:	GTR No. 24 Brake Emissions \| Regulation Screening for ADS

Reference Number:	TF-AVRS-13-04
Submitted by:	OICA
Meeting Session(s):	13th TF-AVRS session (23 Apr)
Document date:	23 Apr 24
Regarding:	UN R143 HD Dual Fuel Retrofit Systems

Reference Number:	TF-AVRS-13-03
Submitted by:	OICA
Meeting Session(s):	13th TF-AVRS session (23 Apr)
Document date:	23 Apr 24
Regarding:	UN R115 LPG/CNG Retrofit Systems

Reference Number:	EPPR-64-01
Meeting Session(s):	64th EPPR session (10 Jul)
Document date:	23 Apr 24
Regarding:	GTR No. 2 WMTC \| GTR No. 23 L-vehicle Pollution Control Durability \| L-BEV Range \| L-vehicle EPPR \| Motorcycle Max Power

How Do You Want Call Up the List of Documents?

AC.3 Select Year

GRB Select Year

GRBP Select Year

GRE Select Year

GRPE Select Year

GRRF Select Year

GRSG Select Year

GRSP Select Year

GRVA Select Year

WP.29 Select Year

Documents concerning UN R141 Tyre Pressure Monitoring Systems

AC.3

Select Year

GRB

Select Year

GRBP

Select Year

GRE

Select Year

GRPE

Select Year

GRRF

Select Year

GRSG

Select Year

GRSP

Select Year

GRVA

Select Year

WP.29

Select Year