O2 signal wire
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Evolving Member
Joined: Mar 2009
Posts: 149
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From: Mn
O2 signal wire
I have a narrow band A/F shift glow gauges that came with the car. I plan on getting a AEM wide band but for now I would like to run the narrow band. My question is there are 4 wire coming for the stock o2 what one is the signal wire. Any help would be nice
