Thanks Richard,
I pulled up a wiring diagram for G71 and G247 and show different locations. Are you able to check your source? The injector pins(N30) are the same on the source i used, diagram says a4, but its for the CAKA engine.
http://img546.imageshack.us/img546/6853/lob5.jpg You might have to right click save as, since most browsers resize the drawing.