MS 3pin to 6pin Throttle Position Sensor

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  • potatomash
    Wrencher
    • Nov 2014
    • 203

    #1

    MS 3pin to 6pin Throttle Position Sensor

    Just want to check my wiring for MSII...

    Im wiring the 6 pin auto TPS into my stock harness. Just want to check I have the right pins going to the right things.

    Yellow is to my new e34 automatic TPS
    Red is the current e30 TPS (52/53 are the motronic 1.3 pinout numbers)
    Green is to megasquirt

    Can someone please confirm?

    Last edited by potatomash; 10-04-2015, 08:57 PM.


    T U R B O - M 2 0 - B U I L D

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  • CorvallisBMW
    Long Schlong Longhammer
    • Feb 2005
    • 13039

    #2
    Bump, I'm wondering about this myself.

    OP I assume you are using an e34 m30 automatic TPS? If so, which wires/colors are the Variable Signal and +VE?

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    • potatomash
      Wrencher
      • Nov 2014
      • 203

      #3
      Yeah thats what I ended up going with. Only thing is my numbers are backwards in tunerstudio, so the lower number is 100% throttle and the higher number is 0% throttle. Not sure why - I tried switching the wires and it didn't help, but TPS functions fine regardless :)

      I put:

      Brown to Ground (middle pin)
      Yellow to Signal (left pin in pic above)
      Black to 12V (right pin in pic above)


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      • CorvallisBMW
        Long Schlong Longhammer
        • Feb 2005
        • 13039

        #4
        FYI this works flawlessly, thank you!! I was able to calibrate the TPS perfectly and she fired right up :)

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        • potatomash
          Wrencher
          • Nov 2014
          • 203

          #5
          That's good. I got mine started but loses signal from my vr sensor at 2k :(

          Sent from my HTC One M9 using Tapatalk


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          • CorvallisBMW
            Long Schlong Longhammer
            • Feb 2005
            • 13039

            #6
            Sounds like you might have a bad sensor then?

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            • CorvallisBMW
              Long Schlong Longhammer
              • Feb 2005
              • 13039

              #7
              MS 3pin to 6pin Throttle Position Sensor

              Anyone else have this problem? My AT TPS sits much "higher" than the MT TPS, due to the larger plug. Even with the hood insulation removed, it presses against the underside of the hood and it made a dent :curse:

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