Cruise Control Problems

Huw Powell audi at
Mon May 15 15:44:03 EDT 2006

> Probably a bad vacuum pump.  Fortunately they are the same on every
> VW/Audi product I own, in fact I stuck the one from my 82 Audi Coupe
> into my 90 200, working great now.

When I rebuilt the cruise system on my coupe I cherry picked among about 
7 pumps by timing how fast they could pull a servo all the way in.  This 
ranged from a few seconds through half a minute, to one that could not 
generate enough vacuum to go more than half way.

Huw Powell

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