car failed emissions

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  • e304lyfe
    E30 Modder
    • Oct 2003
    • 807

    #1

    car failed emissions

    the failure was in the CO level.

    Standard = .91
    Mine = 2.96

    what do you think is wrong?

    it also failed for "wires under dash exposed", but i think i got that "safety problem" covered.

    the car is an '87 325is if thats any help for the diagnosis
  • Spaz
    Crazy Canuck
    • Oct 2003
    • 2276

    #2
    if i was to help you i'm going to need the rest of the readings.

    thanks
    Cam .W '91 325is

    Spaz's 1991 Alpine White???? S52 Build Thread...

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    • e30Matt
      R3V Elite
      • Dec 2003
      • 5077

      #3
      Re: car failed emissions

      Originally posted by e304lyfe
      the failure was in the CO level.

      Standard = .91
      Mine = 2.96

      what do you think is wrong?

      it also failed for "wires under dash exposed", but i think i got that "safety problem" covered.

      the car is an '87 325is if thats any help for the diagnosis
      Was the car warm? Did it have old gas in it? When's the last time you ran fuel system cleaner or anything of the sort through it?

      "See, we're adding a little something to this month's sales contest. As you all know, first prize is a Cadillac Eldorado. Anyone wanna see second prize? Second prize is a set of steak knives. Third prize is you're fired."

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      • e304lyfe
        E30 Modder
        • Oct 2003
        • 807

        #4
        here are all the readings:

        format: standard reading / what the car measured
        NOx -----1227/446
        HC ------162/153
        CO% ------.91/2.96

        the car was warm... and for the 30 or so minutes it was on before going to get tested, it was beat to hell like its never been before. gas was 2 weeks old (91+ octaine, stock chip)... i've never ran anything through the fuel system..

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