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Document Title GTR 15: Technical report on the development of Amendment 4
Reference Number WP.29/2018/72
Date
12 Apr 2018
Summary 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. Better 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
Rulemaking Area(s) GTR No. 15 WLTP
Proposal Status Adopted text published
Meeting(s)
Related Documents
GRPE/2018/8 Proposal for the technical report on the development of Amendment 4 to global technical regulation No. 15 (superseded)
Downloads
UNECE server .pdf format .docx format
Excerpts from session reports related to this document
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.