Catastrophic engine failure

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  • Lloyd
    S2Forum Extremist
    • Apr 2006
    • 1559
    • Home: Wales Current: England

    #46
    Originally posted by 220bhp
    I have now found a doner car, and will be swaping the engines over very soon. I have taken the engine out before but not with the gearbox, I would appreciate any advis. Is it easier to take the engine out with or without the gear box.
    I have had a few more thoughts about the engine failure,and I think it is possible that the original cause of the faliure is down to the first mapping of my ECU,which cost me a brand new turbo.After fitting the re mapped ecu,the car was running 2.2bar and god now's how much tourque, enough to slip a brand new clutch,the car was almost undrivable at the time, as soon as you put your foot on the pedal boost was at 2bar plus.
    It was diagnosed at the time as a faulty none bosch map sensor,and I think this is where the damage to the engine occured.stock rods put under to much presser only have to give a mm or so to stop an engine from making power,hensh the problem that MRC had.
    We will hopefully get to the bottom of it soon.in the mean time thank you all for your advise and support,and all the offers for engines and help ect, I will do my best t answer all the emails and PM.


    Many Thanks

    Lou
    Had your wastegate been tampered with?
    RS2+ (now sold...)

    Comment

    • Phil Payne
      S2Forum Addict
      • Jul 2009
      • 328
      • Country: United Kingdom

      #47
      Originally posted by 220bhp
      .. on reflection I remember several miles before this happened something appeared to fall of the car,and I sore it. bounsing around in my rear view mirror, ..
      It's possible a piece of debris did just enough damage to, e.g., an oil cooler line or the turbo drain line to cause loss of oil too small to be obvious when driving but enough to drain the sump in six miles.

      Not seeing a warning could be because the oil pressure warning light isn't working - I've seen three this year already. Always check the oil light comes on when you switch the ignition on.

      Comment

      • pasbogdan
        S2Forum Extremist
        • Sep 2009
        • 1160
        • Country: Romania

        #48
        why don't you open that thing?to see if was oil or air/fueling?I open this page daily hoping to see pics and conclusions.

        Regards

        Comment

        • quattro84
          S2Forum Maniac
          • Mar 2006
          • 947
          • Country: Netherlands

          #49
          Originally posted by pasbogdan
          I open this page daily hoping to see pics and conclusions.

          Regards
          +1...

          Post mortems rule!

          Comment

          • 220bhp
            S2Forum Fiend
            • Nov 2004
            • 2578
            • Home: United Kingdom

            #50
            The wastegate was checked when the turbo blew and was working ok it was the correct size and had never been tampered with,diaphram was ok. both water and oil lights came on when the engine blew.
            I will open the engine and post some pictures ASAP but the car is at a friend commercial garage and he wants it done all at once,both engines out and doner engine straight in.As he is not chargeing me for the facility I have to respect his wishes.
            In the mean time any advise as to the best way to swap the engines,ie with or without gearboxes would be much appreciated.

            Comment

            • Phil Payne
              S2Forum Addict
              • Jul 2009
              • 328
              • Country: United Kingdom

              #51
              Originally posted by 220bhp
              .. the car is at a friend commercial garage and he wants it done all at once,both engines out and doner engine straight in.
              That's a VERY tall order. The 'gotcha' rate doing engine swaps is enormous and with some parts very hard to find it could easily sit for a few weeks.

              Comment

              • 220bhp
                S2Forum Fiend
                • Nov 2004
                • 2578
                • Home: United Kingdom

                #52
                I have found a good an engine to go sraight in , heres is a picture of part of a rod I
                found in the engine bay

                Comment

                • cooperquattro
                  S2Forum Maniac
                  • Jan 2011
                  • 815
                  • Country: United Kingdom

                  #53
                  not for a REAL mechanic..its a couple of days work max

                  Comment

                  • Jamo
                    Retired OG Mod
                    • Mar 2004
                    • 21750
                    • Country: United Kingdom

                    #54
                    Originally posted by cooperquattro
                    not for a REAL mechanic..its a couple of days work max
                    Agree mine was done with the help of the forum in a weekend, engine out, new engine in

                    Comment

                    • Acidburn
                      S2Forum Obsessed
                      • Jun 2007
                      • 13459
                      • Country: United Kingdom

                      #55
                      Originally posted by 220bhp
                      The wastegate was checked when the turbo blew and was working ok it was the correct size and had never been tampered with,diaphram was ok. both water and oil lights came on when the engine blew.
                      I will open the engine and post some pictures ASAP but the car is at a friend commercial garage and he wants it done all at once,both engines out and doner engine straight in.As he is not chargeing me for the facility I have to respect his wishes.
                      In the mean time any advise as to the best way to swap the engines,ie with or without gearboxes would be much appreciated.
                      with gearbox would be my choice, if its a 5 speed coupe then leave the shafts/hubs together and slide it all in on a hoist/load leveller then you just have the linkage and prop bolts to do up at the back.

                      Comment

                      • 220bhp
                        S2Forum Fiend
                        • Nov 2004
                        • 2578
                        • Home: United Kingdom

                        #56
                        What gaskets will I need to do this,the only thing I am swaping from the old engine to the new are the RS2 manifold, turbo, injectors fpr and 3inh downpipe.

                        Comment

                        • Phil Payne
                          S2Forum Addict
                          • Jul 2009
                          • 328
                          • Country: United Kingdom

                          #57
                          Originally posted by cooperquattro
                          not for a REAL mechanic..its a couple of days work max
                          If all goes well ...

                          Then you come across a bolt that some monkey lad has dipped in blue Loktite and overtorqued.

                          Or the right engine mount nut spins even with an air wrench and the Allens securing the bracket to the block have all been rounded out.

                          **** happens. Getting away with it a few times doesn't mean you won't one day hit a showstopper - it's best to plan for that.

                          Comment

                          • madpugger
                            S2Forum Extremist
                            • Sep 2007
                            • 1901
                            • Country: Scotland

                            #58
                            For all the cost of gaskets, and the hassle if they leak, just replace the EM and DP ones anyway.

                            Are you sure you don't want to put in rods?

                            I can understand why your mate wants to take it out/put it in in one go, its not about doing it in a day or two, its about not forgetting what goes where, not having **** laying around for ages etc. My engine was out for months, its a bloody nightmare trying to remember where everything is!

                            Le Mans 2012
                            Nurburgring 700
                            1995 S2 Avant

                            Comment

                            • 220bhp
                              S2Forum Fiend
                              • Nov 2004
                              • 2578
                              • Home: United Kingdom

                              #59
                              Mad****** I could not agree more, I have had this engine out twice before,and it sat around for sometime, labeled all the parts and photographed everything,but when it came to putting it back together again in the reverse order I had forgotten, and as this is one exspireance I defo want to forget,I am not taking any chances'
                              I am a not cabinet maker not a mechanic,so we will see how long it takes.

                              Comment

                              • Phil Payne
                                S2Forum Addict
                                • Jul 2009
                                • 328
                                • Country: United Kingdom

                                #60
                                Originally posted by 220bhp
                                .. but when it came to putting it back together again in the reverse order I had forgotten, and as this is one exspireance I defo want to forget,I am not taking any chances'.
                                That's what digital cameras are for. A 14mp Sony Cybershot T99 lives permanently in my right pocket. Focuses down to 1cm. I use a laptop with a card slot on the front so I can look at any picture really close up.

                                Comment

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