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    What plug is this?

    This is the spot where the AC compressor should bolt on. The cord is fraying and will probably break soon. Is it an oil level sensor? Right side of picture is the plug in question.



    #2
    Looks like the oil pressure switch.

    Comment


      #3
      Originally posted by Hooffenstein HD View Post
      Looks like the oil pressure switch.

      Cool looks like it. Anyone know where I can find a replacement cable?


      Comment


        #4
        make your own
        89 E30 325is Lachs Silber - currently M20B31, M20B33 in the works, stroked to the hilt...

        new build thread http://www.r3vlimited.com/board/showthread.php?t=317505

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          #5
          Originally posted by digger View Post
          make your own
          This^

          It's just 1 wire. When it finally breaks, it'll just turn your oil pressure dummy light on (or it won't ever come on - not sure which, actually).
          Originally posted by Andy.B
          Whenever I am about to make a particularly questionable decision regarding a worryingly cheap diy solution, I just ask myself, "What would Ether-D do?"
          1987 325iS m30b34 Muscle car (Engine electrical phase)
          ~~~~~~~~~~
          I was born on 3/25…
          ~~~~~~~~~~

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            #6
            Alright that's easy enough. I'll have to find something that won't melt. If I remove the plug temporarily to fab up the new wire, will the oil drain from that spot? Would I need to refill it substantially?


            Comment


              #7
              You can remove the wire without removing the plug. It has a little metal clip that slides in that holds it to the switch.

              Just use a single 14GA wire and wrap it with electrical tape. It'll hold up with the heat- its the oil/coolant/grime that eats the wire up.
              555Garage - Kingston, PA

              '13 BMW e70 X5 35d
              '95 BMW e34 525i
              '92 BMW e30 325i S52 Vert (Quade the Vert)
              '92 Range Rover Classic
              '90 Range Rover Classic
              '89 BMW e30 325i Coupe (The DIRTY30)
              '81 VW MK1 Rabbit Caddy Diesel
              '76 Honda CB550K Cafe/Brat
              '67 Pontiac LeMans
              '24 Model T Depot Hack
              ....And a bunch of Motobecane, Puch, Garelli, Batavus and Honda 49cc-78cc Mopeds...

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                #8
                Alright sounds good, thanks for the help.


                Comment


                  #9
                  The oil pressure switch grounds that wire with low or nonexistent oil pressure, turning your oil light on in the instrument cluster. Damaging this wire will prevent the light from ever coming on, not the other way around.
                  1989 325i Lachssilber Sedan
                  5-Speed Swapped
                  M30B35 Swapped
                  MegaSquirt MS3X

                  1987 325i Lachssilber Sedan
                  260k OEM Automatic Daily Baby

                  Comment


                    #10
                    And BTW since it wasn't answered: expect a drip or two of oil when you pull the switch... But not much more than that.

                    --Mike
                    (OO=[][]=OO) For Life

                    Comment


                      #11
                      Cool, thanks folks.


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