have u checked to c if its getting fuel and spark,first disconnect the fuel pipes from the fuel rail and place a botle over the steel fuel pipe and get mate to turnover car and c if u get fuel and then remove spark plug lead, and use an old plug and c if uve got spark and how strong or faint the spark is,if thats all ok then remove the intake pipe pipe off the turbo and see if theres any oil or play in the turbo,