The use of a device to enhance the functioning of the gas pollutant emission control system during type-approval tests of diesel vehicles is prohibited by European Union law, Advocate General Eleanor Sharpston said in her Opinion delivered on Thursday 30 April (Case C-693/18).
Vehicle manufacturer X is alleged to have built and placed on the market in France vehicles equipped with software that distorts the results of laboratory approval tests measuring nitrogen oxide (NOx) emissions.
In...