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Background information on the Japanese proposal to amend R48 for IWVTA (GRE-69-24)

This document outlines the background and purpose of the Japanese proposal to convert some devices from mandatory to optional in order to extend R48 type approval within the International Whole Vehicle Type Approval (IWVTA) system. It addresses the current situation of regulations for daytime running lamps (DRL), rear fog lamps (RFL), and headlamp cleaners (HLC), and discusses the need to align national regulations with R48. The proposed amendment aims to expand the reach of R48 type approval to more countries and vehicles.

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Background information on the Japanese proposal to amend R48 for IWVTA (GRE-69-24)

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  1. Submitted by the expert from Japan Informal documentGRE-69-24 Rev.1 (69th GRE, 8-11April 2013, agenda item 16(d)) Background information on the Japanese proposal to amend R48 for IWVTA (GRE-69-24)

  2. Outlines Background Japan examined R48 according to the IWVTA guide line;WP.29-156-21-Rev.1　page2 “(ii) whether amendments of the said UN Regulation is necessary or not (Some requirements should be converted into “If fitted” category.)” Proposal To convert the presences of some devices from “mandatory” to “optional”. Purpose To extend R48 type approval that will be a part of IWVTA to more countries and vehicles.

  3. Current situation DRL: Daytime running lamps RFL: Rear fog lamps HLC: Headlamp cleaners for over 2000 lumens M: Mandatory O: Optional P: Prohibited Why are many national regulations different from R48?

  4. There is not enough effect to mandate DRL for countries in low latitude.

  5. Problem D EU, Russia Without DRL&RFL With DRL&RFL R48:DRL-M, RFL-M A A A A B With DRL Without RFL Australia, S. Africa, R. of Korea R48:DRL-M, RFL-M Not applied D D D National Reg.: DRL-O, RFL-O B B B C With RFL Without DRL Japan R48:DRL-M, RFL-M Cannot use C C C National Reg.: DRL-P, RFL-O Approved Not approved Approved Approved Not approved R48 TA(IWVTA) is limited to few countries and vehicles. How can we extend it to more countries and vehicles?

  6. Proposal To convert the presence of DRL, RFL and HLC from “mandatory” to “optional”. Ex.) 6.19. DAYTIME RUNNING LAMP (Regulation No. 87)14 6.19.1. Presence Mandatory Optionalon motor vehicles. Prohibited on trailers. 14[Contracting Parties may mandate the presence of DRL (as specified in paragraph 5.22.) on the basis of national regulations.] The Contracting Parties not applying Regulation No. 87 may prohibit the presence of DRL (as specified in paragraph 5.22.) on the basis of national regulations. This method is used for ESC, BAS(R13H) and TPMS(R64) in EU.

  7. Effect of the amendment D Without DRL&RFL With DRL&RFL A A A A B With DRL Without RFL D D D B B B C With RFL Without DRL C C C EU, Russia Approved R48:DRL-O, RFL-O + Not approved National Reg.: DRL-M, RFL-M Australia, S. Africa, R. of Korea Approved Can be applied R48:DRL-O, RFL-O Japan Approved R48:DRL-O, RFL-O Can use + Not approved National Reg.: DRL-P R48 TA(IWVTA) will be extended to more countries and vehicles.

  8. Thank you for your attention.

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