5000 CSQT high RPM idle

[Huw Powell]

> New to the list.  Any ideas will be a great help.  My Avant was
> running perfect and then out of the blue today started to idle at
> approx 3,100 RPM.  The cable is loose & throttle body closed.

The loose cable might point to a throttle plate stuck partly open.  Are 
you sure it is completely closed?  If so, perhaps your ISV is sticking open?

> Turbo
> boost has been finicky just lately, sometimes boost then not.
> Everything external on the engine looks correct.


-- 
Huw Powell

http://www.humanspeakers.com/audi

http://www.humanthoughts.org/