Which car company created a big scandal by tempering with the emissions measurement software in their cars?

Which car company created a big scandal by tempering with the emissions measurement software in their cars?

کس کار کمپنی نے اپنی کاروں میں اخراج کی پیمائش کرنے والے سافٹ ویئر کے ساتھ ٹیمپرنگ کر کے بڑا سکینڈل بنایا؟
Explanation

 The car company that created a major scandal by manipulating emissions measurement software in their cars was Volkswagen (VW). 

In September 2015, the EPA announced that Volkswagen had violated the Clean Air Act by installing unlawful software into their diesel vehicles.