The idlespeed motor hums but very quietly. That's the black thing with the black connector mounted to the left rear of the left intake. Othe rthan that there shouldn't be anything Martin "Stian Birkeland " wrote: > I tried the same thing today and it does buzz continuously right > until I start the car and my RPM relay *does* work, so what's causing > this? My main concern is if this can be dangerous in any way and how > it can be sorted out. I haven't look at the earth strap as Kevin > suggested though... > > Yet again - are you guys sure it is the frequency valve? > When I first heard the buzz, I immediately thought of the coil, but > no sound there/no sound on the right hand of the engine compartment. > > I'm positive that this sound comes from somewhere around the cold > start valve - are there any other "gadget" around that area which > could cause the buzz. > > Again - is the buzzing dangerous in any way? It does sound like the > whole engine has gone electric! > > Best wishes > Stian