DIY-WB bar graph display

[Shawn Fogg]

Tim,

>The circuit I described below has a mux (multiplexer) that selects the
>scaled WB sensor output for the ECM O2 sensor analog input @ WOT, while the
>NB O2 sensor input is selected @ part throttle. 

I think that would be a great circuit, will you share details? I used a few OBDII scanning tools to capture WOT O2 voltage and this with the WB O2 sensor should be much more accurate.

Thanks,
Shawn Fogg  (waiting for the next WB O2 parts kit sale.....)

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