Serious compression problem!

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  • Bowlerwell
    S2Forum Extremist
    • Sep 2005
    • 1052
    • Country: Scotland

    #1

    Serious compression problem!

    If you could give me advice, i'd really appreciate it.

    After having my cylinder head off, and repairing the thread on cyl 3, I now have no compression on Cyl 4.
    The problem is not with the tapits.

    What is the most likely cause?

    This might cause my car to go to the grave...

    Thanks,
    JohnB
    Last edited by Bowlerwell; 1 August 2006, 10:01.
    John Bowlerwell
    Electronic Engineer

    Present:
    Nogaro Blue RS2 - TOE
    Previous:
    Kingfisher Blue S2 - UAA
    Volcano Black RS2 LHD - DEX
  • Greg_S
    Administrator
    • Jul 2003
    • 12430
    • Country: United Kingdom

    #2
    have you check the valves arent open
    Greg

    S2Forum.com Administrator & Webmaster

    '93 Coupe with a few tweeks

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    • Bowlerwell
      S2Forum Extremist
      • Sep 2005
      • 1052
      • Country: Scotland

      #3
      The car is not with me, it's with the Audi main dealer.
      They've checked the tapits, and to investigate any more they'll need to remove the head (=very expensive)
      John Bowlerwell
      Electronic Engineer

      Present:
      Nogaro Blue RS2 - TOE
      Previous:
      Kingfisher Blue S2 - UAA
      Volcano Black RS2 LHD - DEX

      Comment

      • Greg_S
        Administrator
        • Jul 2003
        • 12430
        • Country: United Kingdom

        #4
        This should be there problem since the compression & engine was fine before the head was removed, is that correct?
        Greg

        S2Forum.com Administrator & Webmaster

        '93 Coupe with a few tweeks

        Comment

        • twoqu
          S2Forum Possessed
          • Sep 2003
          • 3103

          #5
          Bit confused!
          Has the head been off or not?
          Few possibilities. The valves are open or bent. You have a piston/bore/headgasket problem. A leakdown test not a compression test would be more diagnostic. Perhaps if you ask nicely, as its only one cylinder, they might oblige.

          Comment

          • s2dude
            S2Forum Extremist
            • Nov 2005
            • 1631
            • Country: United Kingdom

            #6
            Originally posted by Bowlerwell
            The car is not with me, it's with the Audi main dealer.
            They've checked the tapits, and to investigate any more they'll need to remove the head (=very expensive)
            best bet...get it out of the main stealer and to your local specialist.......

            Muuuuuch cheaper!

            Comment

            • Fat Audi 80
              Super Moderator
              • Jan 2004
              • 10547
              • Country: England

              #7
              Yes,

              "Step away from the main dealer and put the phone down"

              Take it to an independent. The dealer will screw you.
              The Perfectionist
              sigpic
              Audi Class Concours winner Stoner Park 2014, ADI Concours D'Elegance Class Winner 2008, Runner up 2014. Winner, S2Forum Show'n'Shine Billing 2006 & 2008.

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              • s2dude
                S2Forum Extremist
                • Nov 2005
                • 1631
                • Country: United Kingdom

                #8
                You could take it to the

                VW Centre in Kingwells - 01224 742520
                http://www.pistonheads.com/gassing/t...9787&f=118&h=0

                Bearing in mind I know nothing about them except soem QOC members use them!!! and its the only place i could find this far ooop north!!!

                Comment

                • Bowlerwell
                  S2Forum Extremist
                  • Sep 2005
                  • 1052
                  • Country: Scotland

                  #9
                  Ok...

                  Yes the head has been off. But I don't think they did a compression check before they took it off... So i'm not sure if it's their problem or not.
                  My problem is that in order to find out, I have to commit to another 10 hours' labour, which I really can't afford.

                  So if anyone is interested in buying an S2 in great condition, but with 1 cylinder not compressing, give me a PM.


                  Thanks S2dude, but the car's stuck down in Cambridge. And anyway, the whole reason this happened is because the last specialist to service the car apparently didn't tighten the spark plugs properly.
                  John Bowlerwell
                  Electronic Engineer

                  Present:
                  Nogaro Blue RS2 - TOE
                  Previous:
                  Kingfisher Blue S2 - UAA
                  Volcano Black RS2 LHD - DEX

                  Comment

                  • Ross
                    S2Forum Possessed
                    • Aug 2005
                    • 3399
                    • Country: England

                    #10
                    Sorry to see anyone in this situation... perhaps it's worth getting the car towed somewhere a litte more reasonable on costs, or if you can work on it yourself, all the way back up North?
                    AUDI - saving Dad's from minivans since 1994

                    Comment

                    • Fat Audi 80
                      Super Moderator
                      • Jan 2004
                      • 10547
                      • Country: England

                      #11
                      Closest specialist that I know to you would be www.theautopool.co.uk whom are well respected in Audi circles and have done a lot of servicing on my car and even the clutch...

                      If I were you, I would tell Audi to stick it, pay them what you think they deserve and have the car on a low loader elsewhere....

                      Good luck, I feel your pain.

                      Cheers,

                      Steve.
                      The Perfectionist
                      sigpic
                      Audi Class Concours winner Stoner Park 2014, ADI Concours D'Elegance Class Winner 2008, Runner up 2014. Winner, S2Forum Show'n'Shine Billing 2006 & 2008.

                      Comment

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

                        #12
                        We need the equivalent of the A-team on the S2 Forum - complete with a big black van, chock full of tools, skilled hands and towing apparatus who can rescue cars like this from the evil untrained hands of the dealership...


                        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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                        • dm80
                          S2Forum Maniac
                          • Apr 2005
                          • 812
                          • Country: Scotland

                          #13
                          Bad luck John. Hope you get it sorted..

                          Comment

                          • Fat Audi 80
                            Super Moderator
                            • Jan 2004
                            • 10547
                            • Country: England

                            #14
                            [BA] I ain't getting on no plane FOOL! [/BA]

                            Great idea!

                            Can I do the cleaning up afterwards?
                            The Perfectionist
                            sigpic
                            Audi Class Concours winner Stoner Park 2014, ADI Concours D'Elegance Class Winner 2008, Runner up 2014. Winner, S2Forum Show'n'Shine Billing 2006 & 2008.

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                            • SteveH
                              Super Moderator
                              • Jul 2003
                              • 4460
                              • Country: United Kingdom

                              #15
                              Originally posted by Fat Audi 80
                              [BA] I ain't getting on no plane FOOL! [/BA]

                              Great idea!

                              Can I do the cleaning up afterwards?

                              In 1972, a crack commando unit was sent to prison by a military court for a crime they didn't commit. These men promptly escaped a maximum security stockade to the UK underground. Today, still wanted by the government, they survive as soldiers of fortune. If you have a problem, if no one else can help, and if you can find them, maybe you can hire...the S2 Team.
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