Once more into the void - 5ktq high 'idle' - update

[Joshua van Tol]

Have you tried pinching off the hose while it's idling high? I think  
you'll find that the idle drops when you do that, and that the  
solution is a new ISV.

On Oct 26, 2006, at 12:20 PM, Fuzzzydog wrote:

> Really,guys, I can't thank you enough for the suggestions and  
> pointers.
>
> I had a chance to get out there last night and poke around a bit  
> and here is
> one thing I found
>
> as suggested by Ben, I pulled the isv connector with the car  
> running and the
> idle dropped - a bit low but very acceptable.  plugged it back in  
> and no
> change in idle, went for a drive and the problem was gone - it came  
> off high
> speed, down to a low idle at all times.
> got home, shut off, restarted and zoom - 3k rpm with no throttle....
>
>
> So - conclusions?
>
> 1.  The ISV is working - doing something - just not doing it right.
> 2.  The culprit is in the ISV circuit somewhere...  I'm starting to  
> think
> ECU?
>
> I'm still looking at some of the other suggestions and will check  
> them out
> (it gets dark kind of early these days - will be even worse next  
> week when
> we go to DST) as time allows.
>
> one thing I wonder about is how the heck do you guys 'pinch off'  
> the ISV
> hoses?!?!? they are too hard to pinch off with fingers alone and I am
> worried about damaging with pliers....
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