Proposal for Supplement 1 to UN Regulations No. 168 (Real Driving Emissions)
ECE/TRANS/WP.29/GRPE/91, para. 30., based on ECE/TRANS/WP.29/GRPE/2024/20, GRPE-91-09-Rev.1 and GRPE-91-15-Rev.1 as amended by Annex IV to the GRPE session report.
Documentation
WP.29/2025/29
UN R168: Proposal for Supplement 1
UN R168: Proposal for Supplement 1
Proposal to:
Clarify the need for 3-phase and 4-phase analysis of test data depending on the fuel type of the engine (petrol or diesel)
Clarify and align the provision of PEMS concentration and emission correction with UN Regulations as common provision
Amend the scope to allow type approval of vehicles that previously were only within the scope as an extension based on their reference mass.