[BiturboS4] Blown Turbos (Non-Chipped S4) - Update

Ti Kan ti at amb.org
Thu Apr 10 22:51:14 EDT 2003

Interesting mod.  I wonder that instead of going through with all that
trouble, wouldn't it be (almost) just as effective to simply swap to
an afer-run pump/fan thermoswitch that is rated to kick in at a lower
temperature?  (That is, if such a thing exists...)

2003 A4 1.8T multitronic
2001 S4 biturbo 6-sp
1984 5000S turbo
1980 4000 2.0 5-sp
    ///  Ti Kan                Vorsprung durch Technik
   ///   AMB Laboratories, Sunnyvale, CA. USA
  ///    ti at amb.org
 //////  http://www.amb.org/ti/

David Lau writes:
> Those of you who've been lurking here for a while might remember
> Keman's mod to that pump to make it more useful. I saved the link and
> it's still there...  http://pages.prodigy.net/keman/audis4ar.html
> DL
> On Thursday, April 10, 2003, at 10:50 PM, Ti Kan wrote:
> > Actually the Audi 2.7T also has an after-run electric coolant
> > pump that circulates coolant through the system and runs
> > the electric radiator fan.  It is not timer driven, but temperature
> > driven.  I think the thermoswitch that activates this system has
> > a temperature threshold that is wayyyy-high.  I don't think I've
> > ever heard mine come on.

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