air/fuel gauge wiring help

[spunbearing]

anybody know what wire to hook a air/fuel gauge to at the ecm ?
i think it is the o2 sensor wire but i dont know what color wire that is
thanks dale in arizona

 

[Clark6]

purple wire under the hood / right under the upper intake tube or the purple wire if you want to do it inside at the ecm. purple.. pin # D7.

If its a narrow band (stock) it's not gonna help you much at all, you need a wide band.

 

[spunbearing]

thanks for the info
and i plan on a wide band later this gauge was in the pod i bought so i will use it for now
thanks dale in arizona