When you have the map sensor engine then Indeed i beleive you should be able to operate the ITB's. Though I am not far too sure how the vehicle will run as the original computer will depend upon map sensor readings to adjust air/gasoline. 20v's run ignitors proper? Be certain https://andreyqhxm.wonderkingwiki.com/1544412/examine_this_report_on_4age_20v_itb