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Thread: Black smoke at high rpm and full throtle

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  1. #1
    Join Date
    Dec 2003
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    571

    Default Black smoke at high rpm and full throtle

    With my foot to the floor, I've noticed big clouds of black smoke in my rear vision mirror, above 5000rpm. Is this a sign of impending doom? Or just a sign that my valves need adjusting, an inspection II is due in 2 green lights.

  2. #2
    Join Date
    Dec 2003
    Location
    Eastern Tennessee USi
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    Default

    sounds like a rich fuel condition to me, I have no clue as to motronics as others do but might be your Oxygin sensors? Have you done a stomp test yet to see if any codes are stored? Are there any other symptoms?
    Last edited by 632 Regal; 08-12-2004 at 05:59 PM.
    95 E34 530I V2.37
    ===========
    Those who make peaceful revolution impossible will make violent revolution inevitable.

    John F. Kennedy

  3. #3
    Join Date
    Dec 2003
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    571

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    I don't have a check engine light...

    Fuel enrichment at WOT??? Perhaps it's just a bit too rich?

  4. #4
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    turn the screw in about a turn and a half and try it.


    ???


    ?
    95 E34 530I V2.37
    ===========
    Those who make peaceful revolution impossible will make violent revolution inevitable.

    John F. Kennedy

  5. #5
    Join Date
    Dec 2003
    Posts
    571

    Default

    What screw?

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