ISV Cleaning

Kneale Brownson knotnook at
Sat Jul 3 11:32:42 EDT 2004

And isn't throttle body cleaner with its milder chemicals and inclusion of
a lubricating material a better choice for ISVs that carb or brake cleaner?

At 10:46 AM 7/3/2004 -0400, Phil Rose wrote:
>At 1:29 AM -0500 7/3/04, Brice Warnick wrote:
>>Kneales post gave me something to do today for cheap.  Auto Zone has
>>carb cleaner for 99¢ a can. So I pulled the ISV and sprayed it out
>>real good. It is the original ISV and to my surprise it was extremely
>>clean. I sprayed it anyway since I had it off. I took a thin flat
>>screwdriver and opened the inlet  and took another thin screwdriver to
>>hold it open
>That method of opening the ISV a real "no-no" and is strongly warned 
>against by Audi: never use something like a screwdriver to open (or 
>to hold open) the ISV valve. The edge of that valve is rather fragile 
>and easily can be damaged (causing the ISV to jam or work 
>erratically); instead use something relatively soft, like a wooden 
>pencil, popsicle stick, etc.

More information about the 200q20v mailing list