Wiring up a WOT A/C Cutoff

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  • nrubenstein
    No R3VLimiter
    • Feb 2009
    • 3148

    #1

    Wiring up a WOT A/C Cutoff

    I saw a reference to doing this in another thread, but it led to a dead link. Has anyone done this?
    2006 GMC Sierra 2500HD 4WD LBZ/Allison
    2002 BMW M3 Alpinweiß/Black
    1999 323i GTS2 Alpinweiß
    1995 M3 Dakargelb/Black
    - S50B32/S6S420G/3.91
    1990 325is Brilliantrot/Tan
    1989 M3 Alpinweiß/Black

    Hers: 1996 Porsche 911 Turbo Black/Black
    Hers: 1988 325iX Coupe Diamantschwartz/Black 5spd

    sigpic
  • AndrewBird
    The Mad Scientist
    • Oct 2003
    • 11892

    #2
    I've never done it, but all you would need is a relay wired inline with the WOT wire that would cut signal to the AC compressor.

    Comment

    • nrubenstein
      No R3VLimiter
      • Feb 2009
      • 3148

      #3
      Originally posted by AndrewBird
      I've never done it, but all you would need is a relay wired inline with the WOT wire that would cut signal to the AC compressor.
      Hmm. Yeah, I guess the thing to do is put the AC signal on the normally closed line of a relay and then just feed it off the wot circuit. Simple enough.

      Push to pass is tedious. :)
      2006 GMC Sierra 2500HD 4WD LBZ/Allison
      2002 BMW M3 Alpinweiß/Black
      1999 323i GTS2 Alpinweiß
      1995 M3 Dakargelb/Black
      - S50B32/S6S420G/3.91
      1990 325is Brilliantrot/Tan
      1989 M3 Alpinweiß/Black

      Hers: 1996 Porsche 911 Turbo Black/Black
      Hers: 1988 325iX Coupe Diamantschwartz/Black 5spd

      sigpic

      Comment

      • E30-325iS
        Advanced Member
        • Sep 2011
        • 191

        #4
        Have a look at this. http://archive.siliconchip.com.au/cm...7/article.html

        Comment

        • nrubenstein
          No R3VLimiter
          • Feb 2009
          • 3148

          #5
          Originally posted by E30-325iS
          Looks a lot more complicated than necessary for an E30. But interesting. The article is actually readable here: https://ia801309.us.archive.org/3/it...1_Jan_text.pdf
          2006 GMC Sierra 2500HD 4WD LBZ/Allison
          2002 BMW M3 Alpinweiß/Black
          1999 323i GTS2 Alpinweiß
          1995 M3 Dakargelb/Black
          - S50B32/S6S420G/3.91
          1990 325is Brilliantrot/Tan
          1989 M3 Alpinweiß/Black

          Hers: 1996 Porsche 911 Turbo Black/Black
          Hers: 1988 325iX Coupe Diamantschwartz/Black 5spd

          sigpic

          Comment

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