EPA and California ARB charge Volkswagen with using software defeat device to circumvent NOx testing in 4-cylinder 2.0L diesels
Green Car Congress
SEPTEMBER 18, 2015
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. liter, four-cylinder diesels include software (a “defeat device”) that circumvents EPA emissions standards for NO x. EPA call this software “the switch”. —EPA NOV.
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