Staff at Continental's arch-rival Bosch, the world's biggest automotive supplier, are being investigated by public prosecutors in the German city of Stuttgart to find out whether they were involved in VW's test-rigging. US authorities are suing VW for $ 5000 over alleged violations of the Clean Air Act ; US prosecutors are also investigating the carmaker for criminal fraud . VW says it has so far set aside $ 7.2bn to deal with the projected cost of resolving the problems with controlling emissions of nitrogen oxides ; the company has yet to resolve differences over how to handle vehicles currently on the road equipped with the devices . VW also faces about 500 private lawsuits against the company filed by investors , VW employees and dealers ; the US Government and VW have asked a federal judge to hear the first of these cases in Detroit .
US authorities are suing VW for $ 5000 over alleged violations of the Clean Air Act ; US prosecutors are also investigating the carmaker for criminal fraud . VW says it has so far set aside $ 7.2bn to deal with the projected cost of resolving the problems with controlling emissions of nitrogen oxides ; the company has yet to resolve differences over how to handle vehicles currently on the road equipped with the devices . VW also faces about 500 private lawsuits against the company filed by investors , VW employees and dealers ; the US Government and VW have asked a federal judge to hear the first of these cases in Detroit .