Hi all , I have done EGR blank on my 300tdi....I have put a screw in the vacuum pipe but wondered if I needed to unplug this or does need to stay plugged in ?
is it part of EGR system ? the vacuum pipe lead from this to the EGR valve
http://i48.photobucket.com/albums/f206/caprifan2/Pics/DSC02793.jpg
is it part of EGR system ? the vacuum pipe lead from this to the EGR valve