I vs. E main relay wiring

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  • JAM
    E30 Addict
    • Feb 2007
    • 524

    #1

    I vs. E main relay wiring

    same? different? if the latter, what is the difference?

    thanks!
    Originally posted by Mr Watsonsilver
    driving boards?
  • Aptyp
    R3V OG
    • Feb 2008
    • 6584

    #2
    Same for fuel pump and main. Oxygen sensor, i am not sure about.

    Comment

    • JAM
      E30 Addict
      • Feb 2007
      • 524

      #3
      Originally posted by Aptyp
      Same for fuel pump and main. Oxygen sensor, i am not sure about.
      wrd cool thanks man. im running a wb so no need for that. im mainly worried about the main wiring, a po fucked this shit bad and my ecu is cutting out im guessing from a bad connection. hopefully this is the problem :fingerscrossed:
      Originally posted by Mr Watsonsilver
      driving boards?

      Comment

      • rs4pro3
        R3V Elite
        • Oct 2003
        • 5808

        #4
        Wrong the main relay wiring is different, but the function is ruffly the same, on the I cars the ecu grounds the main relay to kick it on, and it always has power, where as on an eta car the main relay is always grounded, and the power to the relay is switched to kick it on.
        85 325e 2.7 ITB'd stroker

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