VW Engineer Sentenced To 40-Month Prison Term In Diesel Case Posted on August 28, 2017 by Loknath Das A federal judge in Detroit sentenced former engineer James Liang to 40 months in prison on Friday for his role in Volkswagen AG’s multiyear scheme to sell diesel cars that generated more pollution than U.S. clean air rules allowed. U.S. Read More VW Engineer Sentenced To 40-Month Prison Term In Diesel Case