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Old 12-05-2023   #7
XfireZ51
 
Join Date: May 2007
Location: Chicagoland, IL
Posts: 9,666
Default Re: Stalling sometimes at stop

Well I guess we can ask Marc next week. Closing the throttle plates causes the ECM to increase IAC steps in order to maintain commanded idle speed. This gives the ECM more ?headroom? to control idle speed.
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