Originally Posted by R3N
You find a vacuum hose, disconnect it then spray into the vacuum hose while holding revs, for a drive by wire car, it's a 2 person job. Revs need to be maintained otherwise the foam won't burn and the engine will stall.
+1 ont that.
It still doesnt help much better to take of your intake and clean the valves. I saw nice DYI video posted few days ago its on youtube aswell