HELP idle falls to abourt 400rpm

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  • eddiee
    S2Forum Hobbyist
    • Sep 2006
    • 17
    • Country: Denmark

    #1

    HELP idle falls to abourt 400rpm

    HELP. my aby falls to abourt 400rpm and then op to 1500rpm and then idle to normal(800rpm) when i start the engine, its the same when i cuts out in a light signal and other things. i hafe clean the idle stabilsator valve and tryet another one but it not help.
    any one now what it cut be??
  • Pirvu Eugen
    S2Forum Extremist
    • Apr 2007
    • 1978
    • Country: Romania

    #2
    Check turbo bypass valve or any air leaks.
    All the best!

    Comment

    • eddiee
      S2Forum Hobbyist
      • Sep 2006
      • 17
      • Country: Denmark

      #3
      hafe change blow off from turbosmart to forge its the same on both

      Comment

      • Pirvu Eugen
        S2Forum Extremist
        • Apr 2007
        • 1978
        • Country: Romania

        #4
        what type they are?
        they blow to atmosphere or recirculate the air?

        Comment

        • eddiee
          S2Forum Hobbyist
          • Sep 2006
          • 17
          • Country: Denmark

          #5
          forge recirculate is on now

          Comment

          • Pirvu Eugen
            S2Forum Extremist
            • Apr 2007
            • 1978
            • Country: Romania

            #6
            Then...no prob there!
            Air leaks?

            Comment

            • GazzaG60
              S2Forum Freak
              • Mar 2007
              • 4133
              • Country: United Kingdom

              #7
              idle valve, throttle damper

              that forge.

              Comment

              • quattro
                S2Forum Maniac
                • Dec 2004
                • 768
                • Home: Wales Current: England

                #8
                yes sticky ISV i would say...
                Probably the longet S2 project in history EVER!

                Comment

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