Version 7 of the working draft regulation for HDDF retrofit systems under the custodianship of the AEGPL as revised during the 32nd GFV/HDDF group sessions.

Decision tree for determining the powertrain family of a given vehicle under the proposed heavy-duty hybrids emissions and fuel consumption test procedures.

EVAP – proposal Part B.3, section 4

Joint proposal from Japan and the EC for an amendment to insert a placeholder with respect to the Type III test procedures on crankcase emissions in the draft GTR on test types III and IV.

Joint proposal by Japan and the EC to improve wording of paragraph 2.1.1.3 of Annex B.3.4. (accuracy of test equipment) in the draft GTR on L-category vehicles evaporative and crankcase emissions (Type III and IV tests).

Amendment prepared by the secretariat to correct an omission in the proposal as submitted in document WP.29/2014/41 (consolidated 250+ page version of the regulation) and based upon GRPE/2014/2.

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).

Status report prepared by Heinz Stephen.

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.