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I am getting a bad idle when the engine aforementioned is warm. Can somebody please help me troubleshoot this problem ? Here are the parameters when the engine is idling rough

Alfa 164 3.0 v6 parameters when hot Any help will be greatly appreciated, thank you

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update : idle control valve grommet was the problem : intake box is made of aluminium which expands when hot, grommet was old and shrunk and that was together creating a vacuum leak

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  • Thanks for the update, but in the future please edit your original post - do not provide an update as an "answer". Cheers! – SteveRacer Aug 27 '17 at 5:11

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