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Anybody have a PDF copy 1993 - 1994 Euro M3 ETM?

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    Anybody have a PDF copy 1993 - 1994 Euro M3 ETM?

    It appears there is not one single copy of the Euro S50B30 M3 Electrical Troubleshooting Manual online. I know there are North American ETMs of that era but those are not helpful to me.

    Does anybody somehow have a copy of one? GB edition works too.
    Thanks!

    #2
    Originally posted by M.Innovations View Post
    It appears there is not one single copy of the Euro S50B30 M3 Electrical Troubleshooting Manual online. I know there are North American ETMs of that era but those are not helpful to me.

    Does anybody somehow have a copy of one? GB edition works too.
    Thanks!
    Are you just trying to avoid the S52 info? What's wrong with the NA one that documents the S50 B30?

    Comment


      #3
      Originally posted by Shonky View Post
      Are you just trying to avoid the S52 info? What's wrong with the NA one that documents the S50 B30?
      I am talking about the euro M3, you are mistaking the NA cars for the euros. That is an entirely different engine and wiring diagram. The "S50B30US" is the one you are referencing, I am looking to find the S50B30 wiring diagrams.
      I agree that BMW should not have named the North American engine "S50B30US" as it confuses people in north america when someone talks about the euro S50B30.
      Last edited by M.Innovations; 02-02-2026, 03:52 PM.

      Comment


        #4
        Originally posted by M.Innovations View Post

        I am talking about the euro M3, you are mistaking the NA cars for the euros. That is an entirely different engine and wiring diagram. The "S50B30US" is the one you are referencing, I am looking to find the S50B30 wiring diagrams.
        I agree that BMW should not have named the North American engine "S50B30US" as it confuses people in north america when someone talks about the euro S50B30.
        I'm aware of the difference between Euro and NA but didn't realise the 3.0 litre ones were S50 and not S52 like the S52B32 in the 96-99 models.

        Comment


          #5
          Originally posted by Shonky View Post

          I'm aware of the difference between Euro and NA but didn't realise the 3.0 litre ones were S50 and not S52 like the S52B32 in the 96-99 models.
          Ok, there is still a confusion regarding euro market M3s. I wasn't hoping to extend this into a learning thread, but it might end up helping with somebody somehow sharing a Euro M3 ETM at some point.

          To begin with, the "B32" designation is the displacement, so a 3.0L would be a B30 engine designation.

          Early euro market M3s had the S50B30 engine '92 to late '95. Then later euro M3 models from '96-'99 had the S50B32 engine.

          Early NA M3s had a completely different engine which BMW internally called the "S50B30US", there is nothing similar between the euro S50B30 and the NA S50B30US. Later model NA M3s as you have correctly identified have the S52B32 engine, which also has absolutely no similarity in any part to the euro S50B32 engine. The NA M52 and S52 engines are identically similar and they were precursors to the M54 engines.

          The Euro S50B30 and S50B32 engines are the precursors to the S54B32 engine. And all 3 share design similarities. I have gone through and arranged an image montage for visual differences. Hopefully this clears it up for anyone else as well.

          Click image for larger version

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          I would appreciate it if anyone could help in uploading a euro S50B30 M3 ETM.
          Attached Files

          Comment


            #6
            I should have opened up my early North American ETM's and verified them more thorough...
            Seems the mistake I overlooked for the early ETM is that BMW didn't have different Euro and NA ETM's before the facelift, rather they just combined one ETM. I caught that when I saw the 94 NA ETM distinguished the Euro dme as the M3.3 vs the North American M50 M3.3.1 dme, which is also the S50B30US dme.
            Click image for larger version

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            Comment


              #7
              Originally posted by M.Innovations View Post
              Ok, there is still a confusion regarding euro market M3s
              There wasn't but you do do. Read what I wrote rather than deciding what I wrote. Good that you found what you wanted.

              Comment


                #8
                Originally posted by Shonky View Post
                There wasn't but you do do. Read what I wrote rather than deciding what I wrote. Good that you found what you wanted.
                "I'm aware of the difference between Euro and NA but didn't realise the 3.0 litre ones were S50 and not S52 like the S52B32 in the 96-99 models."

                Well what you wrote did not make any sense and still doesn't, which points to the fact that you might not know the engines, so I shared some basic info. I am not sure how I could assess that sentence any differently?​ Im not picking on you, I was only setting the record straight and for anyone else reading this future-wise. At the very least you did not know what the S50 differentiation was as that is what you mentioned in your sentence, and you also compared it to the S52 in "later models" while still under the context of Euro M3s, they do not have S52 engines.

                Comment

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