i replaced the ecu a couple months ago, got one from
busdepot that supposedly increases hp and such. no
change.

--- Robert Steven Fish <fish@SALZBURG.CO.AT> wrote:
> Try trading out your ECU with a known good one.
>
> This was the symptom that my Golf was showing when
> they diagnosed it as a
> faulty ECU at the VW shop here.
>
> Apparently the warm engine (or even just warm summer
> temperatures) does not
> require such intense FI adjustments to be made by
> the Digifant system... the
> car can run.
>
> However, as soon as it is cold, and your temp
> sensors are sending important
> data to the ECU.... that is when the idle needs some
> help from the computer.
>
> Good Luck!
>
> RSF
>
> IMPORTANT!!! In order to reply to me, you must have
> the word "FISH"
> somewhere in the subject line of the email.
> Otherwise it goes directly in
> the trash.
>
> <�)))>{   <�)))>{   <�)))>{   <�)))>{   <�)))>{
> <�)))>{
>
> Robert S. Fish
> Salzburg, Austria
> 1987 Wolfsburg Vanagon 2.1 GL Weekender
> 1987 Golf Cabriolet
> 1991 Golf
>
> > once it is a bit warmer, this does not happen. any
> > ideas as to what might cause this to happen?

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