Anyone do a Air/Fuel Gauge and where did you tap the O2 sensor
Have the gauge in my pillar pod and would like to hook it up before HC03. Looks to me like the easist place is at the ECM connectors.
Maybe someone (Ron?) knows which wire it is exactly?
78' E21 - 320i Saloon - Resedagreen-Met
08' E60n - 535xiT Sport Touring - Space Grey-Met