High idle speed, 4ksq

[Huw Powell]

time to clean the ISV probably.  it might be sticking open when it gets
power.

or else investigate the wiring to it...

oh, yes, and check the idle switch.

in other words, expect to check out the whole CIS-E harness for faults
and function.

mike mcclurg wrote:
> 
> Car is an '85 4ksq.
> Recently, it has a high idle speed, about 1400rpm. It
> is steady.
> If I disconnect the wiring to the ISV the idle speed
> drops to what it should be, about 800rpm and is
> steady, also.
> What should I look for?
> Thanks,
> Mike
> '85 4ksq
> '89 100q
> 
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-- 
Huw Powell

http://www.humanspeakers.com/audi/

http://www.humanthoughts.org/