UN R83: Proposal for Supplement 9 to the 07 series of amendments
Proposal to
clarify the relationship between approval levels, reference fuels and PN limits for PI vehicles and to modify the calculation formulae for determination of evaporative emissions in accordance with changes already agreed in UN GTR No. 19
correct errors in Working Paper 2019.08
expand 2019.08 to clarify the special provisions, and
resolve a contradiction in requirements concerning the provision of SCR reagent consumption data via the serial port of the standard diagnostic connector.
This proposal (WP.29/2019/43) was adopted by the World Forum. Thirty-four Contracting Parties out of the 46 applying UN R83 were present for the vote by AC.1. Thirty-four voted in favor with zero against and zero abstaining.