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help identify and what it does

566 views 4 replies 3 participants last post by  SupaStyl  
#1 ·
its the piece that is right beside the hose to the right of the iac valve. it is a round black cap. mine broke off and now is wide open. what does it do? can i just plug it to fix it? or does that cap do something special? i know the picture really sucks but the batteries was dying...lol
 

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