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Old 05-23-2009, 06:00 PM
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Boxersix Boxersix is offline
Porsche Autofanatiker
 
Join Date: Oct 2007
Location: Pattersonville, NY
Posts: 464
Re: Aux air control valve????

Quote:
Originally Posted by oab_au View Post
The Aux Air valve is the cold start fast idle valve. Powered from an 'Ignition on wire', the other wire can go to ground. A Bi-metal strip heats up to turn it off, and the idle slows to the normal 600 rpm idle.
The Bypass air Control valve controls the idle speed.

Harvey.

Ah, so it's much like an old Porsche CIS control valve then. Good deal. I'll feed it a key on 12v signal then.

Thanks for the info.
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