[200q20v] Re: Code 2121 - Stuck Idle switch, or???

[C1J1Miller at aol.com]

In a message dated 2/4/01 7:43:07 PM Eastern Standard Time, 
sidman at montereynet.net writes:

> Noticing something not quite right with acceleration I
>  checked and got the 2121 code - Idle switch stuck, etc.
>  Pulled the throttle body, checked the impedance re Bentley
>  and got the opposite of what Bentley wanted. At rest the
>  impedance was infinite - a short - and at slight throttle
>  increase, the impedance went to zero. Bad switch? Is this
>  the typical reaction, that the impedance will invert from
>  idle to increased throttle. Is a call to Linda on my
>  calendar for Monday? Anybody know this one?
>  -- 
>  George Sidman, President

Scott Mockry does:
http://www.sjmautotechnik.com/20vthrot.html
hth, Chris