GRPE/2018/8
Proposal for the technical report on the development of Amendment 4 to global technical regulation No. 15
Source(s)
Date
19 Oct 2017
Status
Superseded
Subject
Meeting(s)

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

  1. Introduce definitions of response time, delay time and rise time harmonized with those in GTR Nos. 4 and 11
  2. Introduce improvements to the gear shifting procedures
  3. Ensure consistency in the use of the terms accuracy, precision, resolution, tolerance, repeatability and deviation
  4. Address bi-fuel and bi-fuel gas vehicles in accordance with UN R83
  5. Clearly define the appropriate positioning of payload mass (25 kg plus the mass of vehicle load)
  6. Correct terminology such as “classes of rolling resistance coefficients”
  7. Correct minor spelling and/or punctuation mistakes, and restructuring some paragraphs
  8. orrect some equations and to make them all consistent with Word’s use of mathematical symbols
  9. Exclude all Rechargeable Electric Energy Storage Systems (REESSs) that do not contribute to vehicle propulsion from monitoring
  10. etter define the purity of certain gases such as nitrogen and synthetic air
  11. 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
Downloads
UNECE server
Related documents
WP.29/2018/72
GTR 15: Technical report on the development of Amendment 4 (Adopted text published)
Excerpts from session reports
GRPE | Session 76 | 9-12 Jan 2018

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.

WP.29 | Session 175 | 18-22 Jun 2018

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.

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