South Korea 's antitrust regulator is investigating Volkswagen over its advertising claims on emissions from its cars . Seoul 's Environment Ministry filed a criminal complaint against the owners of Volkswagen and Audi 's South Korean arm this week , claiming that a proposed fix on its emissions - cheating product fell short of legal requirements . Volkswagen and Audi topped diesel car sales rankings in South Korea , Asia 's second - largest diesel car manufacturer after India .
South Korea's antitrust regulator is investigating Volkswagen over its advertising claims on emissions from its cars. Seoul's Environment Ministry filed a criminal complaint against the head of Volkswagen and Audi's South Korean arm this week, claiming that a proposed fix on its emissions-cheating cars fell short of legal requirements. Volkswagen and Audi topped imported car sales rankings in South Korea, Asia's second-largest diesel car market after India.