> 
> Hi,
> My '89 Vanagon cannot seem to find the right idle speed when the engine is
> cold.  This is especially true when the A/C is on.  The idle speed varies
> from 500 - 1200 while the brain is trying to find the proper settings and
> the engine tends to stutter or stall on acceleration.
> 
> The problem disappears as soon as the engine warms up.
> 
> Any clues?  
> 
> Bo Kersey
> Outdoor Technologies
> 203 Colorado Street, Suite 200
> Austin, TX 78701
> (512)479-7500
You may have a defective cold-start valve. 
Check your vw manual. There is a procedure on testing this component.
This is a Bosch component and may be obtained from your local autoparts
outlet.
Terry Tan 
>