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Date Reference Description Status
14 Dec 2009 WLTP-04-01
Proposed agenda for the 4th WLTP Informal Group session
Informal Group 14 Dec 2009
19 May 2008 WLTP-01-01
Proposal for the Terms of Reference of the informal group on WLTP
Informal Group Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 19 May 2008
14 Dec 2009 WLTP-04-02
Current status of WLTP projects
Informal Group 14 Dec 2009
25 May 2009 WLTP-03-03
Proposed WLTP roadmap
Informal Group Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 25 May 2009
19 May 2008 WLTP-01-02
List of items to be discussed within the WLTP Informal Group
Informal Group Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 19 May 2008
30 May 2008 WLTP-01-03
Status of work within the motor industry with regard to a gtr on WLTP
Informal Group Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 30 May 2008
30 May 2008 WLTP-01-04
Draft concordance of definitions used in vehicle emissions regulations
Informal Group Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 30 May 2008
30 May 2008 WLTP-01-05
Concordance of vehicle category definitions used in vehicle regulations
Informal Group Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 30 May 2008
21 Dec 2009 WLTP-04-03
Project schedule for development of the test procedure (DTP)
Informal Group Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 21 Dec 2009
14 Dec 2009 WLTP-04-04
Next actions for WLTP projects
Informal Group Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 14 Dec 2009
05 Jan 2010 WLTP-04-05
Proposed agenda for the 1st DTP Working Group session
Informal Group Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 5 Jan 2010
08 Jan 2010 WLTP-04-06
Comparison of worldwide emissions-related definitions and terminology in preparation for a WLTP gtr
Informal Group Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 8 Jan 2010
30 Jun 2013 WLTP-2013-23
Consolidated draft light vehicle emissions (WLTP) GTR
Informal Group Working Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Latest draft version of the global technical regulation to determine the levels of gaseous and particulate emissions, CO2 emissions, fuel consumption, electric energy consumption and electric range of light-duty vehicles, including all points raised at the drafting subgroup meeting of June 27-28. 30 Jun 2013
26 Aug 2013 WLTP Draft 28.08.13
Draft text of the proposed GTR on light vehicle emissions (WLTP) as of 26 August 2013
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 26 Aug 2013
20 Dec 2013 WLTP-05-01
Invitation to the 5th WLTP informal working group session
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Notification of the first meeting to work on refinements to the GTR on light vehicle emissions that will likely be voted on at the World Forum session next March. This new phase of work ("phase 1b") expects to produce an amendment to the GTR that will address technical elements set aside in the interests of meeting participant deadlines for establishing the basic test cycles. 20 Dec 2013
20 Dec 2013 WLTP-05-02
Draft agenda for the 5th WLTP informal working group session
Informal Group Agenda Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Agenda for the meeting to launch "Phase 1b" for the further development of the proposed GTR on light vehicle emissions. 20 Dec 2013
20 Dec 2013 WLTP-05-03
Priorities, organization and schedule for Phase 1b of the WLTP GTR development
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Presentation prepared by the WLTP secretary for discussion at the 5th informal working group session. 20 Dec 2013
20 Dec 2013 WLTP-05-04
List of open issues for Phase 1b development of the WLTP GTR
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 20 Dec 2013
20 Dec 2013 WLTP-05-05
WLTP Phase 1B: Main Open Issues-Road and Dyno Load
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 20 Dec 2013
03 Jan 2014 WLTP-05-06
WLTP-E-Lab Sub Group Key issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Brief review of open issues concerning electric vehicle testing for resolution during "Phase 1b" of the development of the light-duty vehicle emissions GTR (WLTP). 3 Jan 2014
03 Jan 2014 WLTP-05-07
WLTP Phase 1b open issues: Number of tests
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Review of main test procedures and flowchart towards determining pass/fails. 3 Jan 2014
08 Jan 2014 WLTP-05-08/Rev.1
WLTP Phase 1a Round Robin (European plan)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Review of the European validation program to assess the repeatability of the test procedure described in the Phase 1a GTR text. 8 Jan 2014
03 Jan 2014 WLTP-05-09
WLTP Asia round robin test plan
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Plan for the Asian validation program to assess the repeatability of the WLTP test procedure as part of its phase 1b development. 3 Jan 2014
08 Jan 2014 WLTP-05-02/Rev.3
Final agenda for the 5th WLTP informal working group session
Informal Group Agenda Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 8 Jan 2014
08 Jan 2014 WLTP-05-10
Overview of the detailed Technical Report on DHC
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Heinz Stephen presentation on the technical report on the development of the harmonized driving cycle used in the global technical regulation on light-duty vehicle emissions (WLTP). 8 Jan 2014
08 Jan 2014 WLTP-05-11
Overview of the detailed Technical Report on DTP
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Heinz Stephen presentation on the technical report on the development of the test procedures used in the global technical regulation on light-duty vehicle emissions (WLTP). 8 Jan 2014
08 Jan 2014 WLTP-05-12
Overview of key issues of WLTP Phase 1B
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Heinz Stephen proposals for addressing selected technical issues remaining to be resolved through the supplemental phase ("phase 1B") for the refinement of the global technical regulation on light-duty vehicle emissions. 8 Jan 2014
08 Jan 2014 WLTP-05-13
WLTP correction algorithms
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Progress report on test validation and refinement efforts from the Technical University of Graz (concerning the chassis dynamometer test) and TNO (concerning the road load/coast down test) 8 Jan 2014
08 Jan 2014 WLTP-05-14
Ambient Temperature Correction Test (ATCT) for WLTP
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposal of a test to reflect the CO2 values obtained under “real life temperature conditions”. 8 Jan 2014
08 Jan 2014 WLTP-05-15
WLTP: Validation Phase 2 for Selected Additional Pollutants
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Progress report of the WLTP "Additional Pollutants" expert subgroup. 8 Jan 2014
31 Jan 2014 WLTP-06-01
Invitation to the 6th WLTP informal working group session
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 31 Jan 2014
31 Jan 2014 WLTP-05-16
Minutes of the 5th WLTP informal group session
Informal Group Report Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 31 Jan 2014
11 Mar 2014 WLTP-06-06/Rev.1
Sailing in WLTP: Manual Transmission (MT) application Clutch & Gear requirements during deceleration
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Presentation on the use of "sailing" technologies to reduce CO<sub>2</sub> emissions and raising a question over the ability of the WLTP test cycle to account for the effect of sailing on vehicle emissions and fuel consumption performance. Sailing involves the decoupling of the engine from the drive shaft, enabling hybrid vehicles to cruise (or "sail") on battery power alone until such time as the engine needs to be restarted to generate electricity and/or resume the torque functions. 11 Mar 2014
21 Mar 2014 WLTP-06-02/Rev.2
Draft agenda for the 6th WLTP informal working group session
Informal Group Agenda Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 21 Mar 2014
04 Mar 2014 WLTP-06-03
Table of WLTP open issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Table of items for resolution in phase 1b in the development of the light vehicle emissions and fuel consumption global technical regulation. 4 Mar 2014
04 Mar 2014 WLTP-06-04
Definition of Hybrid Electric Vehicles (HEV) in the WLTP GTR
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Letter raising concerns regarding misinterpretation of the definition of a hybrid electric vehicle and resultant misapplication of approval requirements. 4 Mar 2014
14 Mar 2014 WLTP-06-05
Note on RLD issue #12 by Japan
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposal to refine the selection of reference speeds for the road load curve determination (Open Issues List Item 12: Coast down procedure (Annex 4)). 14 Mar 2014
14 Mar 2014 WLTP-06-07
ACEA position on the definition of a "hybrid electric vehicle"
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure ACEA proposes to align the GTR text with the HEV definition used in the EC directive 692/2008/EC (Type-approval of motor vehicles with respect to emissions from light passenger and commercial vehicles (Euro 5 and Euro 6)). 14 Mar 2014
14 Mar 2014 WLTP-06-08
Analysis of WLTP Utility Factor Distributions
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Discussion of utility factors used in weighting emissions and fuel consumption. Utility factors are ratios based upon driver statistics and vehicle ranges recorded by off-vehicle charging (OVC) hybrid electric vehicles (HEV) (i.e., plug-in hybrid electric vehicles) in charge-depleting and charge-sustaining modes. 14 Mar 2014
26 Feb 2014 WLTP-06-09
WLTP open issue: Petrol tank inlet orifice
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposal to maintain regulatory language to ensure that vehicles cannot be mis-fueled with a fuel (diesel, leaded or unleaded gasoline, etc.) other than that for which the vehicle is designed. 26 Feb 2014
14 Mar 2014 WLTP-06-10
Status report on downscaling/gearshifting WLTP open issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Heinz Stephen update on efforts to research and resolve open issues. 14 Mar 2014
21 Mar 2014 WLTP-06-11/Rev.1
WLTP Road Load Family concept
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposal on a family definition for road load determination. 21 Mar 2014
21 Mar 2014 WLTP-06-12/Rev.1
WLTP wind tunnel concept
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Definition of wind tunnel for road load determination (Open Issues #10 and #18). 21 Mar 2014
11 Mar 2014 WLTP-06-13
Review of WLTP speed range, speed points, reference speeds for RLD and dyno load setting
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 11 Mar 2014
14 Mar 2014 WLTP-06-14
Ambient Temperature Correction Test for WLTP
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 14 Mar 2014
17 Mar 2014 WLTP-06-15
Ambient Temperature Correction Test for WLTP
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Supplemental Test for determination of CO2 emissions under representative regional conditions 17 Mar 2014
14 Mar 2014 WLTP-06-16
WLTP open issue 41: Drive trace index
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Study on applicability of driving index (defined in SAE J2951) to WLTP test cycle. 14 Mar 2014
13 Mar 2014 WLTP-06-17
WLTP open issue: Handling of Manual Mode with Automatic Transmission
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 13 Mar 2014
04 Mar 2014 WLTP-06-18
Proposal for the definition of NMHC and THC density
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Mar 2014
12 Mar 2014 WLTP-06-19
WLTP Round robin program: Asian exercise
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 Mar 2014
14 Mar 2014 WLTP-06-20
WLTP drafting issues: Examples of editorial changes in the GTR
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 14 Mar 2014
14 Mar 2014 WLTP-06-21
Working draft for proposed corridendum to GTR No. 15 (WLTP)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure WLTP drafting committee working document with corrections to the text of GTR No. 15. 14 Mar 2014
18 Feb 2014 WLTP-06-22
Comparison of definitions used in GTR No. 15 with UN Regulations and EC directives
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 18 Feb 2014
18 Mar 2014 WLTP-06-23
Wind conditions and on‐board anemometry for road load determination
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Discussion paper on "open issue 13" (and 11) concerning corrections for wind conditions that impact coast down tests and times for road load determination and ultimately the road load settings of the chassis dynamometer. This document summarizes the views of the special ad hoc group formed to consider this issue. 18 Mar 2014
18 Mar 2014 WLTP-06-24
Torque meter for road load determination
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Discussion paper on the use of the torque meter in the WLTP coast-down methods to measure the running resistance as part of the road load determination. This document summarizes the views of the special ad hoc group formed to consider this issue. 18 Mar 2014
19 Mar 2014 WLTP-06-25
Current status of the alternative warming up procedure under WLTP
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 19 Mar 2014
21 Mar 2014 WLTP-06-28
WLTP Phase 1a Round Robin (European plan)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 21 Mar 2014
21 Mar 2014 WLTP-06-27
WLTP report on additional pollutants testing
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Real-time tailpipe ammonia measurements from vehicles tested over the new Worldwide harmonized Light-duty vehicle Test Cycle (WLTC) 21 Mar 2014
24 Mar 2014 WLTP-06-18/Rev.1
Proposal for the definition of NMHC and THC density (revised)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure WLTP Phase 1b: Generic formula for hydrocarbon density 24 Mar 2014
24 Mar 2014 WLTP-06-26
WLTP: Starting note on Default RLD parameters
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Initial material for deliberations on road load curve determination. 24 Mar 2014
23 May 2014 WLTP-07-01
Invitation to the 7th WLTP informal working group session
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 23 May 2014
27 May 2014 WLTP-07-02/Rev.1
Revised draft agenda for the 7th WLTP informal working group session
Informal Group Agenda Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 27 May 2014
14 May 2014 WLTP-06-33/Rev.1
Minutes of the 6th WLTP informal working group session
Informal Group Report Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 14 May 2014
26 Mar 2014 WLTP-06-29
WLTP Electric Vehicles subgroup open issues status report
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 26 Mar 2014
26 Mar 2014 WLTP-06-30
Update on RLD alternative methods test program
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Status report on the evaluation of road load determination (RLD) using a "wind tunnel plus chassis dynamometer" versus "coast-down" methodologies to enable a wind tunnel plus coast-down method in GTR 15 and on comparison of running resistance measured on a chassis dynamometer by ISO 10521-1 methods (stabilized speeds) and by deceleration (short method). 26 Mar 2014
12 May 2014 WLTP-07-03
Table of WLTP open issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 May 2014
21 May 2014 WLTP-07-04
WLTP GTR Version 20.05.2014
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 21 May 2014
12 May 2014 WLTP-07-05
Correction algorithms for WLTP chassis dynamometer and coast-down testing
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 May 2014
23 May 2014 WLTP-07-06
WLTP open issues: Status report on downscaling/gearshifting
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Status report prepared by Heinz Stephen. 23 May 2014
23 May 2014 WLTP-07-07
WLTP: Progress report on Annex 4 open issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Progress report on wind tunnel method, on-board anemometry and wind speed, speed points, torque meter method, default road load parameters, warm up procedure, and road load family concept. 23 May 2014
23 May 2014 WLTP-07-08
WLTP: Progress report on Annex 4 open issues (updated to 22 May 2014)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Progress report on wind tunnel method, on-board anemometry and wind speed, torque meter method, default road load parameters, and road load family concept. 23 May 2014
04 Jun 2014 WLTP-07-09/Rev.1
WLTP-Additional Pollutants subgroup: Status report and open issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Jun 2014
10 Jun 2014 WLTP-07-10/Rev.1
WLTP: ACEA starting note on number of tests
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure ACEA background information to support a discussion on the flow and number of tests to be conducted under the WLTP procedures. 10 Jun 2014
27 May 2014 WLTP-07-11
WLTP open issues: Generic formula for total hydrocarbon density
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposal to add a generic formula for the density of total hydrocarbons to GTR No. 15 as part of phase 1b of its development. 27 May 2014
03 Apr 2014 WLTP-06-31
WLTP correction algorithms
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Progress reports from TUG (chassis dynamometer corrections) and TNO (coast down corrections) covering preliminary results (as of 27.03.2014). 3 Apr 2014
03 Apr 2014 WLTP-06-32
WLTP: Validation phase 2 for Selected Additional Pollutants-Status Report and Open issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 3 Apr 2014
30 May 2014 WLTP-07-15
WLTP open issues: Progress and proposals
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 30 May 2014
10 Jun 2014 WLTP-07-06/Short
WLTP open issues: Status report on downscaling/gearshifting-short version
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 10 Jun 2014
03 Jun 2014 WLTP-07-16
WLTP: EV Lab subgroup proposal on CD mode emissions
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric vehicle lab procedures subgroup recommendations on vehicle emissions measurement in charge-depleting mode. 3 Jun 2014
28 May 2014 WLTP-07-12
WLTP: Proposal on density NMHC
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Japanese proposals concern generic formulas for hydrocarbon density coefficients under WLTP. 28 May 2014
04 Jun 2014 WLTP-07-13
Status report of the task force on provisions for sailing (coasting)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Jun 2014
04 Jun 2014 WLTP-07-13/App.1
Bosch proposal on WLTP provisions for sailing
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Jun 2014
04 Jun 2014 WLTP-07-14
Starting note on WLTP Ki value approach
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Jun 2014
04 Jun 2014 WLTP-07-17
WLTP Phase 1b GTR drafting committee status report
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Jun 2014
11 Jun 2014 WLTP-07-18
Draft minutes of the 7th WLTP informal working group session
Informal Group Report Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 11 Jun 2014
12 Aug 2014 WLTP-08-01
Invitation to the 8th WLTP informal working group session
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 Aug 2014
12 Aug 2014 WLTP-08-01/Add.1
Visa letter template for entry into India pursuant to the 8th WLTP informal group session
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 Aug 2014
18 Sep 2014 WLTP-08-03
WLTP Phase 1b open issues status sheet
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 18 Sep 2014
14 Sep 2014 WLTP-08-04
Working draft of the amended GTR No. 15 pursuant to phase 1b as of 14 September 2014
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 14 Sep 2014
04 Nov 2014 WLTP-08-02/Rev.3
Draft agenda for the 8th WLTP informal working group session (Revision 3)
Informal Group Agenda Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Nov 2014
04 Nov 2014 WLTP-08-21
WLTP Annex 4 and 7, Delta Cd*Af: Alternative Cd*Af determination methods
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Nov 2014
06 Nov 2014 WLTP-08-39
Propulsion systems definitions
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Mutual Resolution No. 2: Vehicle Propulsion System Definitions MR 2: VPSD 6 Nov 2014
06 Nov 2014 WLTP-08-40
Report on WLTP GTR draft issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 6 Nov 2014
12 Nov 2014 WLTP-08-17/Rev.1
WLTP: Progress report on Annex 4 (Road Load Determination)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 Nov 2014
04 Nov 2014 WLTP-08-20
Road load family draft (Open issue item 1b-2)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Nov 2014
04 Nov 2014 WLTP-08-19
Road load family validation program and proposal (Open issue item 1b-2)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Nov 2014
04 Nov 2014 WLTP-08-18
WLTP: handling of tyre rolling resistances for the combined approach
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Nov 2014
04 Nov 2014 WLTP-08-16
WLTP: Gearshift family criteria (Open issue item 9)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposal to dispense with this criteria in the WLTP test procedure. 4 Nov 2014
04 Nov 2014 WLTP-08-15
WLTP: Replace 3 s rule by 2 s rule (Open issue item 8)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Nov 2014
04 Nov 2014 WLTP-08-14/clean
WLTP: Revised text for Annex 2 (Open issue item 6)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Clean copy of the proposal for a "fundamentally amended" version of Annex 2 in GTR No. 15. 4 Nov 2014
04 Nov 2014 WLTP-08-14
WLTP: Revised text for Annex 2-marked up version (Open issue item 6)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposal for a "fundamentally amended" version of Annex 2 including track changes and notes. 4 Nov 2014
04 Nov 2014 WLTP-08-41
Starting note for WLTP Phase 2
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Initial working items for the phase 2 development of GTR No. 15 going into 2016. 4 Nov 2014
17 Oct 2014 WLTP-08-07
WLTP: Fuel consumption calculation for ICE vehicles (Open issue item 43)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 17 Oct 2014
09 Sep 2014 WLTP-08-08
WLTP: Fuel consumption interpolation method (Open issue item 47)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 9 Sep 2014
21 Oct 2014 WLTP-08-09
WLTP: Determination of system equivalency (Open issue item 59)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 21 Oct 2014
21 Oct 2014 WLTP-08-05
WLTP: Requirements for 4WD dynamometers (Open issue item 23)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 21 Oct 2014
12 Nov 2014 WLTP-08-06/Rev.1
WLTP: Willans factors for petrol (E10) & diesel (B7) (Open issue item 42)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 Nov 2014
04 Nov 2014 WLTP-08-41/Annex.1
Annex to the starting note for WLTP Phase 2
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 4 Nov 2014
04 Nov 2014 WLTP-08-42
WLTP phases 2-3: Electric vehicle issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric Vehicle Environmental Performance Electric Vehicles & the Environment 4 Nov 2014
07 Nov 2014 WLTP-08-24
WLTP wind tunnel method: Requirements for flat belt
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Input for open issue items 10 and 18. 7 Nov 2014
04 Nov 2014 WLTP-08-10
Modifications to the WLTP calculation parameter coefficients (Open issue item 5)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposal for modifications to the calculation parameter/coefficients r<sub>0</sub>, a<sub>1</sub> and b<sub>1</sub> prepared by the WLTP downscaling issues task force. 4 Nov 2014
04 Nov 2014 WLTP-08-11
WLTP use of the gearbox: required data (Open issue item 6)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Open issue 6 "Use of the gearbox, required data" concerns the following:<ul><li>modification of the definition of n<sub>min_drive</sub> to make it more appropriate for modern engines and to make manipulations more difficult.</li><li>Addition of n<sub>max</sub> to section 2 and amendment of required data because the current definition is not appropriate for low powered vehicles.</li><li>Replacement of P<sub>normwot</sub>(n<sub>norm i, j</sub>) in Section 2 (i) by P<sub>wot</sub>(n<sub> i, j</sub>) because there is no need for the normalisation.</li></ul> 4 Nov 2014
04 Nov 2014 WLTP-08-12
WLTP: Use of the gearbox, auwiliary gearboxes, exception of crawler gear (Open issue item 6)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposal to add requirements, address vehicles with a two-range transmission (low and high), and introduce the possibility to exclude crawler gears from the gear use calculation. The presentation proposed to add a provision: "For vehicles equipped with a two range transmission (low and high), only the range designed to normal on road operation is considered for the gear use determination." 4 Nov 2014
04 Nov 2014 WLTP-08-13
WLTP: Determination of engine speeds and calculation of available power (Open issue item 6)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposals to clarify and focus the text on engine speeds and to address requests for an additional safety margin in the full load power curve at certain engine speed sections. 4 Nov 2014
09 Nov 2014 WLTP-08-33
WlTP: Handling of Ki (Open issue items 34-38)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposals from the task force assigned to consider these open issues. 9 Nov 2014
07 Nov 2014 WLTP-08-34
WLTP: Vehicle temperature in test cell for Type I tests
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Nov 2014
07 Nov 2014 WLTP-08-35
WLTP: CO2 calculation method (Open issue item 49)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure ACEA recommendation concerning the calculation of the CO2 value for an individual vehicle by the CO2 interpolation method (No addition of Matlab formulae in the GTR.) 7 Nov 2014
07 Nov 2014 WLTP-08-30
WLTP: Starting note for open issue items 24-26
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Initial comments concerning the chassis dynamometer calibration, force transducer and dynamometer parasitic loss calibrations, measurement equipment, and force measurement system under GTR No. 15. 7 Nov 2014
10 Nov 2014 WLTP-08-26
WLTP: Hybrid vehicle default road load method
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric Vehicle Environmental Performance Electric Vehicles & the Environment 10 Nov 2014
10 Nov 2014 WLTP-08-31
WLTP: Number of tests (Open issue item 27)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 10 Nov 2014
11 Nov 2014 WLTP-08-43
WLTP: Proposal on number of tests
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 11 Nov 2014
11 Nov 2014 WLTP-08-45
Review of definitions in WLTP GTR
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 11 Nov 2014
12 Nov 2014 WLTP-08-22
WLTP: RLD with flatbelt/dyno plus wind tunnel method status report
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 Nov 2014
12 Nov 2014 WLTP-08-23
WLTP RLD with chassis dyno plus wind tunnel validation program
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 Nov 2014
12 Nov 2014 WLTP-08-25
WLTP wind tunnel method: draft GTR provisions
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 Nov 2014
12 Nov 2014 WLTP-08-28
WLTP: Proposal for reference speeds (version 3)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Final proposal of the Speed Points (OIL #12, #21) drafting group. 12 Nov 2014
12 Nov 2014 WLTP-08-29/Rev.1
WLTP: Alternative warm-up procedure (Open issue 19)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 Nov 2014
12 Nov 2014 WLTP-08-32
Progress report of the WLTP task force on the coasting method
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 Nov 2014
12 Nov 2014 WLTP-08-32/Annex.1
Bosch proposal to the Coasting Method WLTP Task Force (Annex to the task force progress report)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 Nov 2014
17 Nov 2014 WLTP-08-44
Status of fuel-efficiency policy in Korea
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 17 Nov 2014
17 Nov 2014 WLTP-08-37
EU/TNO WLTP correction algorithms draft study
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure TNO draft report on "Correction algorithms for WLTP chassis dynamometer and coast-down testing". 17 Nov 2014
17 Nov 2014 WLTP-08-38
EC cover note accompanying the draft TNO WLTP correction algorithms report
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 17 Nov 2014
12 Dec 2014 WLTP-09-01/Rev.1
Invitation to the 9th WLTP informal working group session (revised)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric Vehicle Environmental Performance Electric Vehicles & the Environment 12 Dec 2014
09 Dec 2014 WLTP-08-46
WLTP: BMW comment on drive trace correction
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 9 Dec 2014
09 Dec 2014 WLTP-08-47
WLTP: BMW comments on the road load normalization of rotational mass
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 9 Dec 2014
09 Dec 2014 WLTP-08-48
Minutes of the 8th WLTP informal group session
Informal Group Report Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 9 Dec 2014
17 Dec 2014 WLTP-09-11
WLTP: Accuracy and linearity of the force transducer
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 17 Dec 2014
17 Dec 2014 WLTP-09-12
WLTP: Dyno parasitic loss calibration
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 17 Dec 2014
17 Dec 2014 WLTP-09-13
WLTP Annex 5: Review of comments on measurement equipment
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 17 Dec 2014
17 Dec 2014 WLTP-09-14
WLTP test conditions: Engine settings
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Open issue #28: proposal of text for adoption by the WLTP informal group. 17 Dec 2014
08 Jan 2015 WLTP-09-20
Draft position on WLTP Phase 2: Japan
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 8 Jan 2015
08 Jan 2015 WLTP-09-20/Annex
Current status of light vehicle fuel economy A/C test in Japan
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Current status of the effort to develop a fuel-economy measurement method considering the effect of air-conditioner use in Japan. 8 Jan 2015
14 Jan 2015 WLTP-09-02/Rev.2
Updated agenda for the 9th WLTP informal working group session
Informal Group Agenda Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 14 Jan 2015
07 Jan 2015 WLTP-09-03
Updated WLTP open issues table
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Jan 2015
07 Jan 2015 WLTP-09-04
Working draft of the revised GTR No. 15 (WLTP) as of 19 Dec 2014
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Jan 2015
20 Jan 2015 WLTP-09-05/Rev.1
Progress report of the WLTP subgroup on electric vehicles
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric Vehicle Environmental Performance Electric Vehicles & the Environment 20 Jan 2015
20 Jan 2015 WLTP-09-06/Rev.1
WLTP: Development of Utility Factors
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 20 Jan 2015
07 Jan 2015 WLTP-09-07
WLTP: Progress report on downscaling and gearshifting
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Jan 2015
07 Jan 2015 WLTP-09-08
WLTP: Progress report on Annex 4 (Road Load Determination)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Jan 2015
20 Jan 2015 WLTP-09-09/Rev.1
WLTP: Alternative warm-up procedure (Open issue 19)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 20 Jan 2015
07 Jan 2015 WLTP-09-10
WLTP: Road load determination wheel alignment
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Jan 2015
08 Jan 2015 WLTP-09-17
WLTP: Additional Pollutants- Briefing on the phone conference on 19 December 2014
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 8 Jan 2015
07 Jan 2015 WLTP-09-18
Report on WLTP amendment draft issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Jan 2015
20 Jan 2015 WLTP-09-21/Rev.1
WLTP: Number of tests (Open issue item 27)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 20 Jan 2015
07 Jan 2015 WLTP-09-22
WLTP: Statistical requirements concerning the number of tests
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Jan 2015
07 Jan 2015 WLTP-09-23
Japanese position on WLTP correction algorithms
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Jan 2015
07 Jan 2015 WLTP-09-24
Japanese feedback on deviations from target speed under WLTP
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Comment from Japan for Normalization item “Deviation from target speed”. 7 Jan 2015
07 Jan 2015 WLTP-08-41/Rev.1
Starting note for WLTP Phase 2
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Initial working items for the phase 2 development of GTR No. 15 going into 2016. 7 Jan 2015
07 Jan 2015 WLTP-08-41/Annex-Rev.1
Annex to the starting note for WLTP Phase 2: Questionnaire items
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Jan 2015
09 Jan 2015 WLTP-09-19
WLTP: Denomination of temperature units
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 9 Jan 2015
20 Jan 2015 WLTP-09-27
Establishment of a WLTP drafting group
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 20 Jan 2015
21 Jan 2015 WLTP-09-26
Review of items for consideration by the WLTP drafting subgroup
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 21 Jan 2015
20 Jan 2015 WLTP-09-25
WLTP: ACEA analysis of normalization report
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 20 Jan 2015
14 Jan 2015 WLTP-09-15
Progress report of the WLTP task force on the coasting method
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 14 Jan 2015
21 Jan 2015 WLTP-09-17/Rev.1
Briefing on the phone conferences of the Additional Pollutants Task Force
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 21 Jan 2015
27 Jan 2015 WLTP-09-29
Draft minutes of the 9th WLTP informal group session
Informal Group Report Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric Vehicle Environmental Performance Electric Vehicles & the Environment 27 Jan 2015
11 Feb 2015 WLTP-10-01
Invitation to the 10th WLTP informal working group session
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric Vehicle Environmental Performance Electric Vehicles & the Environment 11 Feb 2015
16 Apr 2015 WLTP-10-02/Rev.3
Draft agenda for the 10th WLTP informal working group session
Informal Group Agenda Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric Vehicle Environmental Performance Electric Vehicles & the Environment 16 Apr 2015
11 Feb 2015 WLTP-10-03
WLTP open issues table
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric Vehicle Environmental Performance Electric Vehicles & the Environment 11 Feb 2015
06 Apr 2015 WLTP-10-34
Report on WLTP GTR amendment draft issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Drafting Coordinator overview of the status of work on amending GTR No. 15. 6 Apr 2015
16 Mar 2015 WLTP-10-31
WLTP discussion paper on “Speed Trace Violations / Drive Trace Index” (Open issues 29, 30, and 41)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 16 Mar 2015
16 Mar 2015 WLTP-10-28
Draft WLTP GTR text: Group decision on “Settings of engine” (OIL#28)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 16 Mar 2015
16 Mar 2015 WLTP-10-27
WLTP: Handling of Ki (Open issues 34-38)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 16 Mar 2015
16 Mar 2015 WLTP-10-27/Add.1
“Handling of Ki” (OIL#34 & 1b_4): Supplemental document
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 16 Mar 2015
03 Apr 2015 WLTP-10-04
GTR No. 15 (WLTP) draft amendments: Version 3 April 2015
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 3 Apr 2015
07 Apr 2015 WLTP-10-11
Progress report of the WLTP Gear Shift Task Force
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Apr 2015
07 Apr 2015 WLTP-10-14
WLTP: Progress report on flat belt and wind tunnel method
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Road load determination with a flat belt and a wind tunnel 7 Apr 2015
07 Apr 2015 WLTP-10-15
Progress report on the validation program for the WLTP wind tunnel method
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Apr 2015
07 Apr 2015 WLTP-10-16
Draft text of the WLTP wind tunnel method (version 17)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Apr 2015
28 Apr 2015 WLTP-10-17/Rev.1
WLTP road load family: Proposal on a family definition for road load determination
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 28 Apr 2015
28 Apr 2015 WLTP-10-38/Rev.2
WLTP Phase 2 questionnaire results
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Summary of the responses to the questionnaire intended to help prioritize and focus the second phase development of GTR No. 15. 28 Apr 2015
07 Apr 2015 WLTP-10-39
WLTP Phase 2: Explanation of CoP and ISC
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Conformity of production and electric vehicle internal short circuit testing. 7 Apr 2015
07 Apr 2015 WLTP-10-33
Progress report of the task force on methods for the determination of system equivalency
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Report on the development of Annex 9 on system equivalency in order to provide a procedure for comparison and validation of alternative measurement equipment and measurement procedures. 7 Apr 2015
28 Apr 2015 WLTP-10-30/Rev.1
Update on WLTP "number of tests" open issue item
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 28 Apr 2015
07 Apr 2015 WLTP-10-18
Draft text for the WLTP road load family determination
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Apr 2015
07 Apr 2015 WLTP-10-19
WLTP: Correction time between warm-up and coast-down
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Apr 2015
07 Apr 2015 WLTP-10-29
WLTP bag analysis drift correction
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Apr 2015
07 Apr 2015 WLTP-10-24
Proposal for WLTP road load determination
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Apr 2015
07 Apr 2015 WLTP-10-21
WLTP Annex 4 and 7, delta cd*A: Alternative determination methods
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Apr 2015
08 Apr 2015 WLTP-10-13
WLTP road load determination (Annex 4) progress report
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 8 Apr 2015
08 Apr 2015 WLTP-10-22
WLTP: Onboard anemometry methodology decomposition
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 8 Apr 2015
09 Apr 2015 WLTP-10-04/Rev.1
GTR No. 15 (WLTP) draft amendments: Version 3 April 2015-clean version without track changes
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 9 Apr 2015
09 Apr 2015 WLTP-10-35
Review of WLTP amendment open drafting issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 9 Apr 2015
09 Apr 2015 WLTP-10-32
Progress report on the validation of WLTP additional pollutants test methods
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 9 Apr 2015
09 Apr 2015 WLTP-10-05
WLTP REESS Charge Balance correction proposal
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric Vehicle Environmental Performance Electric Vehicles & the Environment 9 Apr 2015
28 Apr 2015 WLTP-10-25/Rev.1
Status report on deliberations concerning the number of tests under WLTP GTR No. 15
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 28 Apr 2015
09 Apr 2015 WLTP-10-26
ACEA comments on number of certification tests under GTR No. 15 (WLTP)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 9 Apr 2015
09 Apr 2015 WLTP-10-36
Review of harmonized vehicle propulsion system definitions (VPSD)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Mutual Resolution No. 2: Vehicle Propulsion System Definitions MR 2: VPSD 9 Apr 2015
10 Apr 2015 WLTP-10-37
Presentation on WLTP Asian round robin validation testing
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 10 Apr 2015
28 Apr 2015 WLTP-10-40/Rev.1
WLTP: Status of road load tolerance regulation and evaluation criteria in Korea
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 28 Apr 2015
16 Apr 2015 WLTP-10-41
ACEA proposals concerning the WLTP driver selectable mode switch
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 16 Apr 2015
16 Apr 2015 WLTP-10-20
WLTP: Conclusions of the Additional Pollutants Task Force
Informal Group Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 16 Apr 2015
13 Apr 2015 WLTP-10-23
WLTP: Default road load determination method
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 13 Apr 2015
16 Apr 2015 WLTP-10-12
Progress report of the WLTP e-Lab/Electric vehicles subgroup
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric Vehicle Environmental Performance Electric Vehicles & the Environment 16 Apr 2015
16 Apr 2015 WLTP-10-10
WLTP: Proposal concerning fuel-cell vehicle test procedure
Informal Group Informal Electric Vehicle Environmental Performance Electric Vehicles & the Environment 16 Apr 2015
12 May 2015 WLTP-11-01/Rev.1
Invitation to the 11th WLTP informal working group session (Revision 1)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 12 May 2015
03 Jun 2015 WLTP-10-19/Rev.1
WLTP: Correction time between warm-up and coast-down
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 3 Jun 2015
09 Jun 2015 WLTP-11-02/Rev.1
Draft agenda for the 11th WLTP informal group session (revision 1)
Informal Group Agenda Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 9 Jun 2015
02 Jun 2015 WLTP-11-18
WLTP alternative delta cd A determination
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 2 Jun 2015
02 Jun 2015 WLTP-11-17
WLTP: Default road load determination method
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 2 Jun 2015
02 Jun 2015 WLTP-11-16
Initial review WLTP provisions with Torque Meter relevance
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 2 Jun 2015
03 Jun 2015 WLTP-11-14
WLTP: Onboard anemometry methodology proposals
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 3 Jun 2015
02 Jun 2015 WLTP-11-03
WLTP open issues list
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 2 Jun 2015
02 Jun 2015 WLTP-11-09
Report on WLTP GTR amendment drafting issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 2 Jun 2015
02 Jun 2015 WLTP-11-06
WLTP Gearshifting Task Force presentation on crawler gear requirements
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposal for crawler gear requirements based on transmission parameters. 2 Jun 2015
03 Jun 2015 WLTP-11-12
Wind tunnel method as an alternative to road load determination method under GTR No. 15 (WLTP)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 3 Jun 2015
02 Jun 2015 WLTP-11-10
WLTP amendments: Open drafting issues
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 2 Jun 2015
02 Jun 2015 WLTP-11-07
WLTP Gearshifting Task Force proposal for Annex 2 (gear selection) of GTR 15
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Revised text Annex 2, including crawler gear requirements, delivered by the gearshift issues task force 2 Jun 2015
26 May 2015 WLTP-11-04
Working draft "Phase 1b" amended GTR No. 15 (WLTP) as of 26 May 2015
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 26 May 2015
02 Jun 2015 WLTP-11-05
Status report of the WLTP Gearshifting Task Force
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 2 Jun 2015
02 Jun 2015 WLTP-11-11
WLTP road load determination (Annex 4) progress report
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 2 Jun 2015
02 Jun 2015 WLTP-11-08
WLTP Gearshifting Task Force: Additional discussion points
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 2 Jun 2015
02 Jun 2015 WLTP-10-42
Draft minutes of the 10th WLTP informal group session
Informal Group Report Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 2 Jun 2015
05 Jun 2015 WLTP-11-13
WLTP: proposal to establish vehicle manufacturer responsibility for the accuracy of road load specifications
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Proposal to facilitate the checking of road load values used in type-approval tests to ensure that they agree with values registered across production vehicles and to avoid the abuse of allowable RLD tolerances. 5 Jun 2015
07 Jul 2015 WLTP-11-19
Progress report of the WLTP subgroup on electric vehicles (revised)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Electric Vehicle Environmental Performance Electric Vehicles & the Environment 7 Jul 2015
03 Jul 2015 WLTP-11-26/Rev.1
Results of the questionnaire on the Phase 2 development of GTR No. 15 (WLTP)
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Results of a survey to identify and prioritize the future development of the light vehicle emissions GTR. 3 Jul 2015
05 Jun 2015 WLTP-11-23
WLTP: Status report on the development of a method for system equivalency determination under Annex 9
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 5 Jun 2015
05 Jun 2015 WLTP-11-21
WLTP: Progress report of the Trace Index Task Force
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 5 Jun 2015
05 Jun 2015 WLTP-11-22
Ford Motor research on driving trace index tolerance criteria
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 5 Jun 2015
05 Jun 2015 WLTP-11-20
Report on WLTP "Number of Tests" open issue
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 5 Jun 2015
07 Jun 2015 WLTP-11-25
Report on the WLTP round robin exercise
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 7 Jun 2015
09 Jun 2015 WLTP-11-15
WLTP: Measurement of Running Resistance by Torquemeter Method
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 9 Jun 2015
09 Jun 2015 WLTP-11-24
WLTP: Vehicle weight and mass definitions
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure Mutual Resolution No. 2: Vehicle Propulsion System Definitions MR 2: VPSD 9 Jun 2015
19 Jun 2015 WLTP-12-01
Invitation to the 12th session of the WLTP informal working group
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 19 Jun 2015
19 Jun 2015 WLTP-12-01/Att.1
Attachment to the WLTP-12 invitation: Directions to the office of JASIC
Informal Group Informal 19 Jun 2015
19 Jun 2015 WLTP-12-01/Att.2
Attachment to the WLTP-12 invitation: Tokyo Hotel Accommodations
Informal Group Informal 19 Jun 2015
19 Jun 2015 WLTP-12-01/Att.3
Attachment to the WLTP-12 invitation: Tokyo Metro Subway Map
Informal Group Informal 19 Jun 2015
19 Jun 2015 WLTP-12-01/Att.4
Attachment to the WLTP-12 invitation: Suica-Pasmo Card Tokyo network
Informal Group Informal 19 Jun 2015
02 Jun 2015 WLTP-11-27
Fuel tank level under WLTP testing: ACEA fuel tank levels in real life use
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 2 Jun 2015
03 Jul 2015 WLTP-11-28
Minutes from the 11th WLTP informal group session
Informal Group Report Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 3 Jul 2015
16 Sep 2015 WLTP-12-02/Rev.1
Draft agenda for the 12th WLTP informal group session
Informal Group Agenda Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 16 Sep 2015
16 Sep 2015 WLTP-12-03
WLTP informal group open issues table
Informal Group Informal Worldwide Harmonized Light Vehicle Emissions Test Procedure WLTP Worldwide Harmonized Light Vehicles Test Procedure 16 Sep 2015
16 Sep 2015 WLTP-12-05
GTR No. 15 (WLTP) Phase 1b final draft text of torque-meter related provisions