Advice and help needed...

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  • brm180
    S2Forum Enthusiast
    • Jul 2004
    • 158
    • Country: Scotland

    #1

    Advice and help needed...

    Hi, this is the second time that i have had this problem. When accelerating hard the S2 goes into some form of kangaroo petrol mode, First time after an hour or two car was ok, tonight when i floored the accelerator i got the kangaroo jerkiness again, yet if i feed the power in there is no problem. Any ideas ???
  • Jamo
    Retired OG Mod
    • Mar 2004
    • 21750
    • Country: United Kingdom

    #2
    You have a boost leak sir, what you are experiencing is over boost protection IMO.

    Lets see if we have some alternative diagnosis for you from other members.

    Comment

    • BrianSmith_S2
      S2Forum Extremist
      • Jun 2005
      • 1342
      • Home: Northern Ireland Current: British Antarctic Territory

      #3
      Originally posted by Jamo
      You have a boost leak sir, what you are experiencing is over boost protection IMO.

      Lets see if we have some alternative diagnosis for you from other members.
      not an expert but my mate ross 25480 experienced this problem intermitently and it turned out to be a dodgy maf and ht leads ( he had a 3b).

      Comment

      • s2driveruk
        Super Moderator
        • Jul 2003
        • 12696
        • Country: England

        #4
        Boost leak is seconded - especially if you would class it as violent too.....I still remember the first time it happened to me and I sh*t myself at what could have broken
        sigpic

        1992 3b S2 Coupe

        Comment

        • S2central.net
          Retired OG Mod
          • Jul 2003
          • 16590
          • Country: Northern Ireland

          #5
          I'd go for boost leak first, but it could also be faulty MAF...

          Ignition problems or fuel starvation are less likely if the cut-out is violent as you describe.


          Paul
          Paul Nugent
          Webmaster http://S2central.net
          Administrator http://S2forum.com

          1994 S2 Coupe ABY - aka Project Lazarus
          2001 A6 allroad 2.5TDi - family tank
          2003 S4 Avant 4.2 V8 - daily burble

          Purveyor of HomeFries and Exclusive agent for Samco hose kits (S2/RS2)

          There are only 10 kinds of people that understand binary - those that do, and those that don't

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