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Originally Posted by benz-tech I don't see anywhere on the wiring diagram for the cluster that abs connects to it, other than on the infernal Txd data line. So I dont see how, other than on that wire (in the form of a data message) that DME could get a processed 48t signal. |
I found it on the first page I looked at, about 15 years ago, but I got a really good hint from Jim Conforti. I believe this is the signal in question:
I have a microcontroller driving it, so I am sure I have something written about it in my notes.
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What I don't, and really need to, know is this: The VSS output from the cluster is what on an E36?... |
12V, active low, narrow but clean pulses. 4712 pulses per kilometer.