Proposal to amend the extended mobility tyre (EMT) symbol following the detection of dimensional inconsistencies within the International Organization for Standardization Working Group (ISO) TC31/SC3/WG19, where the dimension “0,33h” was judged wrong and constituting an unnecessary over constraint and to amend the inflation value to be used for the tyre conditioning when assessing the “flat tyre running mode” of “run flat tyres” and of “extended mobility tyres”.
Proposal to clarify the scope and application of the regulation.
Proposal to improve the Appendix 2 Annex 3 for assessing robustness against false reaction, to introduce new provisions for automatic deactivation of AEBS, and to improve the text in other instances.
Proposal to introduce provisions under a car-to-bicycle test scenario.
Proposal to add a reference to the installation parameters (illumination levels, maximum gradient value, angles of visibility and light incidence angle) of the licence plate illumination lamps determined during their type approval process, to clarify the height requirements for the installation of the dipped-beam headlamp, reversing lamp and rear fog lamp for vehicles of category G (designed for off-road use), to clarify use of the term "electronic light source control gear”, to correct paragraph numbering, and to re-introduce provisions that were omitted by mistake in previous amendments.
Proposal for amendments that allows for tyre marking methods other than moulding.
Proposal to create a new UN Regulation on uniform provisions concerning the approval of a vehicle alarm system and approval of a vehicle with regard to its vehicle alarm system, pursuant to splitting the UN R116 into three separate regulations.
The WLTP informal group includes a wiki page for the latest amendments to GTR 15. This page was last updated on 1 March 2021.
The group also created pages for:
WLTP meetings calendar
WLTP (GTR 15 and GTR 19) Technical Reports
WLTP Gearshift Calculation Tool
WLTP Gearshift Programming Code Subgroup