http://www.ebay.co.uk/itm/1812425819...84.m1436.l2649
this is for the 163 bhp.
for 2002 year you will not get a error with a complete blanking plate from 2003 to 2005 you will get a error fault with a full plate but if you fit the above no errors but that defeats the object of having a hole there.
you could have the egr mapped out.
mike