air fuel wire

[dbiser]

hello guys i am hooking up a air fuel gauge for a little and i was wondering which wire is the signal wire i need to hook in to on either side. while i gather up my turbo parts then i will go to the wideband thanks guys

 

[hollywoodstang]

Air/Fuel Ratio – Oxygen Sensor Gauge Installation
Pin number 43 at PCM, red w/black stripe or Pin number 44, gray w/light blue stripe