Fuel Pulse Absorber on my eta

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  • x68monkeyx
    Noobie
    • Sep 2008
    • 30

    #1

    Fuel Pulse Absorber on my eta

    So i was wondering why i was getting 11mpg...and i looked at my fuel filter and saw my Fuel Pulse Absorber.....



    Would it be ok to take that out for now till i get a new one? Or would it be better to have the ball of rust in there?
  • netcsk
    E30 Mastermind
    • Apr 2004
    • 1609

    #2
    They don't make them anymore. Just take her out! Might want to check the other ones around the car. You may have one back at the fuel pump too.

    Comment

    • x68monkeyx
      Noobie
      • Sep 2008
      • 30

      #3
      sweet thanks. Inexpensive to fix my gas problem!!!


      oh and how many are in my car?

      Comment

      • jlevie
        R3V OG
        • Nov 2006
        • 13530

        #4
        They don't make them anymore.
        Yes they do. I got a new one from my dealer about two months ago. The pulse damper does have a purpose and it is a good idea to retain it. But unless it is leaking, it won't be the cause of the low mileage. That might be caused by a problem with the fuel system, but there are other possibilities...
        The car makes it possible, but the driver makes it happen.
        Jim Levie, Huntsville, AL

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        • x68monkeyx
          Noobie
          • Sep 2008
          • 30

          #5
          Took it out. Car pulls smooth when i hit the gas now! Before it would hesitate when i was accelerating. And i saw a tiny hole in the part so i hope it was the problem and i just fixed it :)

          Comment

          • SpecM
            R3V Elite
            • Oct 2005
            • 4531

            #6
            so its a fuel pressure restricter?

            trash that crap
            1989 cirrisblau-metallic 325i

            Comment

            • shiftbmw
              R3VLimited
              • Oct 2005
              • 2012

              #7
              Originally posted by SpecM
              so its a fuel pressure restricter?

              trash that crap

              No, he said fuel pulse absorber. I believe it mitigates resonance in the fuel system. Not sure what the attribute the resonance to...fuel pump/engine rpm or whatever.

              In any case, if you're confident the effects of resonance in your fuel system are negligable, by all means remove it. My guess is that you have no idea, so I'd say replace it to be safe.
              sigpic
              "The best argument against democracy is a five-minute conversation with the average voter." - Winston Churchill

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