Originally Posted by gunmetalgrey

hi, i posted thread concerning this very problem. the runner control flap is connected by a cable to the mechanism inside a little silver box behind the inlet manifold. My problem was that the little return spring, inside said silver box, that ensures the flap sits fully closed had come off of its mounting post. once remounted the problem was sorted for no money at all.

an auto electrician may well be able to fix your control box for very little money.

chris.