Volkswagen 2.0 TDI diesel for Euro 6d; SCR twin-dosing
Green Car Congress
DECEMBER 15, 2020
In 2015, the emissions scandal erupted over the use of defeat devices in Volkswagen engines for MY 2009 through 2015. Here, two SCR catalytic converters work together to split nitrogen oxides into water and nitrogen using AdBlue urea solution. The first SCR catalytic converter is installed directly downstream of the engine.
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