What pin on 2.5?

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  • domagoj
    S2Forum Fanatic
    • Dec 2011
    • 62
    • Country: Croatia

    #1

    What pin on 2.5?

    What pin on ECU is for consumption, Audi 2.5 TDI 'AEL' ? I need to connect that vire on BC.

    Thnx?
  • UrS4boy
    S2Forum Obsessed
    • Feb 2006
    • 11859
    • Country: Canada

    #2
    Originally posted by domagoj
    What pin on ECU is for consumption, Audi 2.5 TDI 'AEL' ? I need to connect that vire on BC. Thnx?
    Don't know about the AEL but for the C4 AAN, the wire that the board computer uses for the injector duty cycle is a blue/black wire in position 5/6 the Red T6c connector in the passenger side connector panel. This is discussed on page 12/17 of this AAN engine bay harness pdf (download, save and then open):

    RS2'd 93 UrS4 5 spd sedan
    94 UrS4 V8 6 spd manual avant

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    • domagoj
      S2Forum Fanatic
      • Dec 2011
      • 62
      • Country: Croatia

      #3
      Originally posted by UrS4boy
      Don't know about the AEL but for the C4 AAN, the wire that the board computer uses for the injector duty cycle is a blue/black wire in position 5/6 the Red T6c connector in the passenger side connector panel. This is discussed on page 12/17 of this AAN engine bay harness pdf (download, save and then open):

      http://12v.org/urs/AANEngineHarnessPassengerSideV2.pdf
      Sorry, that link doesent help me. That engine and ecu is now fited in 80 cabrio, everythig works good but not and consumption on BC. Thnx anyway.

      Comment

      • UrS4boy
        S2Forum Obsessed
        • Feb 2006
        • 11859
        • Country: Canada

        #4
        Originally posted by domagoj
        Sorry, that link doesent help me. That engine and ecu is now fited in 80 cabrio, everythig works good but not and consumption on BC. Thnx anyway.
        The idea was that the 2.5 AEL Tdi *might* also use the same blue/black wire for the fuel consumption signal in the board computer.
        RS2'd 93 UrS4 5 spd sedan
        94 UrS4 V8 6 spd manual avant

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        • domagoj
          S2Forum Fanatic
          • Dec 2011
          • 62
          • Country: Croatia

          #5
          UrS4boy: thnx for help, pin 49 is for consumption on ECU is and yes, wire is blue/black. Unfortunatly, BC is showing wrong result because BC from B4 cabrio is not compatabile with AEL ECU. The electricity that AEL ECU outputs is higher than electricity that petrol engine ECU gives, that results showing consumption higher 5-6 liters.

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          • domagoj
            S2Forum Fanatic
            • Dec 2011
            • 62
            • Country: Croatia

            #6
            Sorry for bad gramear. 8/

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