upper intake removal | Ford Explorer Forums - Serious Explorations

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upper intake removal

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    PO401 Error Code

    Hi everyone. New to the forum. Have a check engine light ans PO401 error code. Removed and tested the EGR valve (sucked on it to see if it would activate & say engaged). Pulled the throttle body, did not see any apparent blockage. There is a tube that leads from the EGR valve mount that turns 90...
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