Quick Navigation Diagnostic Software Go Top Switchable K-Line pullups by RS232 control line
Ignition voltage detection by RS232 control line Battery voltage detection by RS232 control line Double K-Line support by two Motorola MC33199 K-Line drivers BMW 3 Series E30 E36 E46 E83 and new E90 It's interesting, under 'Models Covered,' it includes older OBDI cars, perhaps that's an error, given that I was never able to get it to work with two e36's and one e38, both OBDI cars? That's the one! Searching for item #180502561789 seems to do the trick.