Ford Focus Forum, Ford Focus ST Forum - View Single Post - Idle issues with pwsc and fc tb
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Old 05-10-2012, 04:19 PM   #6
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You unplugged the IACV , car didnt die? should of , then you tried adjusting the idle screw OUT to see if the idle would lower and it didnt ?

Sounds like a Vac leak or wrong / bad Idle Air Control Valve , Vac leak would be my first choice

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