ls ef New Member Sep 30, 2006 #1 I have a o2 sensor 4 wires. 2 Black One Green and One White. WHich wire's do I split into to hook up a air fuel ratio guage? Thanks.
I have a o2 sensor 4 wires. 2 Black One Green and One White. WHich wire's do I split into to hook up a air fuel ratio guage? Thanks.
