GAR | WP.29/2018/72

Control Panel

GTR 15: Technical report on the development of Amendment 4

Document WP.29/2018/72

10 April 2018

175th WP.29 session (18-22 Jun 2018)

Report on the development of Amendment 4 to GTR 15. Amendment 4 is part of the second phase development of the GTR mandated to:

Introduce definitions of response time, delay time and rise time harmonized with those in GTR Nos. 4 and 11
Introduce improvements to the gear shifting procedures
Ensure consistency in the use of the terms accuracy, precision, resolution, tolerance, repeatability and deviation
Address bi-fuel and bi-fuel gas vehicles in accordance with UN R83
Clearly define the appropriate positioning of payload mass (25 kg plus the mass of vehicle load)
Correct terminology such as “classes of rolling resistance coefficients”
Correct minor spelling and/or punctuation mistakes, and restructuring some paragraphs
orrect some equations and to make them all consistent with Word’s use of mathematical symbols
Exclude all Rechargeable Electric Energy Storage Systems (REESSs) that do not contribute to vehicle propulsion from monitoring
Better define the purity of certain gases such as nitrogen and synthetic air
Define more specifically the difference in mass of CO2 during charge sustaining between the test with the highest and lowest positive and negative electric energy charge

Status: Adopted text published

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Previous Documents, Discussions, and Outcomes

175th WP.29 session (18-22 Jun 2018)

14.2. | Proposal for Amendment 4 to UN GTR No. 15 (Worldwide harmonized Light vehicles Test Procedures (WLTP))

122. Submitted for consideration and vote, the proposal for Amendment 4 to UN GTR No. 15 on Worldwide harmonized Light vehicles Test Procedures (WLTP) (ECE/TRANS/WP.29/2018/71, ECE/TRANS/WP.29/2018/72 and ECE/TRANS/WP.29/AC.3/43) was adopted on 20 June 2018 by consensus of vote of the following contracting parties present and voting: Australia, China, the European Union (representing Cyprus, Finland, France, Germany, Hungary, Italy, Lithuania, Luxembourg, the Netherlands, Romania, Slovakia, Slovenia, Spain, Sweden and the United Kingdom), India, Japan, Malaysia, Norway, the Republic of Korea, the Russian Federation and South Africa.

123. The representatives from Canada and the United States of America abstained from voting.

18.6. | UN GTR No. 15 (Worldwide harmonized Light vehicle Test Procedures (WLTP) – Phase 2)

76th GRPE session (9-12 Jan 2018)

3. (b) | Light vehicles: Global Technical Regulations Nos. 15 (WLTP) and 19 (WLTP EVAP)

15. The Chair of the IWG on WLTP introduced ECE/TRANS/WP.29/GRPE/2018/2 proposing the draft Amend. 4. to UN GTR No. 15 as well as the corresponding report ECE/TRANS/WP.29/GRPE/2018/8 on the development of this amendment.

17. GRPE adopted ECE/TRANS/WP.29/GRPE/2018/2 as amended by Addendum 1 to the session report (ECE/TRANS/WP.29/GRPE/76/Add.1) and requested the secretariat to submit it to WP.29 and the Executive Committee of the 1998 Agreement (AC.3) for consideration and vote at their June 2018 sessions as draft Amendment 4 to GTR No. 15. GRPE also adopted the technical report
(ECE/TRANS/WP.29/GRPE/2018/8) and requested the secretariat to submit it to WP.29 and AC.3 for consideration and vote at their June 2018 sessions.

Reference Number:	TF-AVRS-13-02
Meeting Session(s):	13th TF-AVRS session (23 Apr)
Document date:	18 Apr 24
Regarding:	Regulation Screening for ADS

Reference Number:	TF-AVRS-13-01
Meeting Session(s):	13th TF-AVRS session (23 Apr)
Document date:	18 Apr 24
Regarding:	Regulation Screening for ADS

Reference Number:	TF-AVRS-12-09
Meeting Session(s):	12th TF-AVRS session (27 Mar)
Document date:	18 Apr 24
Regarding:	Regulation Screening for ADS

Reference Number:	A-LCA-15-09
Submitted by:	KATRI
Meeting Session(s):	15th A-LCA session (18-19 Apr)
Document date:	19 Apr 24
Regarding:	LCA

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