[200q20v] Secondary Coolant Pump Virus

Kneale Brownson knotnook at traverse.com
Thu Mar 15 20:03:33 EST 2001

Did you determine that that old SCP actually pumps correctly?  Someone 
posted a while back that the SCP pumps by the action of a magnetic drive 
system that can operate even if the impeller doesn't turn.  In other words, 
the pump makes pumping sounds and vibrations, but does not circulate fluid.

At 05:49 PM 03/15/2001 -0800, Bernie Benz wrote:

>I'm suprised that she wanted the core back!  I lost the SCP on my 5K a while
>ago at 265K, figured it didn't owe me anything, so replaced it with a better
>looking used one.  (Old cars don't deserve new parts, don't spoil them!
>They'll just want more.)   Anyway, I superficially looked ofer the old pump,
>hoping to be able to take it apart and replace the leaking shaft sealal.  It
>doesn't look possible, as the pump housing appears to be ultrasonicly welded
> > From: Dale McCormack <dale at themccormacks.org>
> > Organization: Strategic Business Systems, Inc.
> > Date: Thu, 15 Mar 2001 16:25:58 -0600
> > To: 200q20v at audifans.com
> > Subject: [200q20v] Secondary Coolant Pump Virus
> >
> > I talked to Linda @ Carlsen earlier this week and ordered this very
> > part.  (Why is it that when something happens to my car that someone
> > else "comes down" with the same problem? Cars aren't supposed to be
> > subject to contagious infections.)
> > Anyway, she quoted me about $90 for the pump and said she'd need the
> > core back sometime.  It should arrive tomorrow.
> > When I noticed that mine had begun weeping (120K) I removed it and
> > plugged the hoses with a lawn hose coupling.  Since it's relatively cool
> > and haven't stressed the engine I'm confident there's no harm running
> > temporarily without it.
> >
> > HTH
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