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EPA and California ARB charge Volkswagen with using software defeat device to circumvent NOx testing in 4-cylinder 2.0L diesels

Green Car Congress

EPA has issued a notice of violation (NOV) of the Clean Air Act (CAA) to Volkswagen AG, Audi AG, and Volkswagen Group of America, Inc. The software produced by Volkswagen is a “defeat device,” as defined by the Clean Air Act. collectively referred to here as Volkswagen). —EPA NOV.

EPA 150
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ICCT-sponsored study of in-use testing of 3 Tier2-Bin5, CA LEV-II light-duty diesels finds wide variation of emissions against the limits

Green Car Congress

The International Council on Clean Transportation (ICCT) contracted with the Center for Alternative Fuels, Engines and Emissions at West Virginia University to conduct in-use testing of three light-duty diesel vehicles (two 2.0L diesels and one 3.0L

Diesel 230
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Volkswagen AG agrees to plead guilty and pay $4.3B in criminal and civil penalties; 6 execs and employees indicted

Green Car Congress

The indictment also charges Dorenkamp, Neusser, Schmidt and Peter with Clean Air Act violations and charges Neusser, Gottweis, Schmidt and Peter with wire fraud counts. VW engineers believed the increased stress on the exhaust system from being driven in the “dyno mode” could be the cause of the hardware failures.