Thewhitecivic
New Member
Does anyone know how to wire up 4 wire o2 sensor on 91 honda civic dx
it currently has the original 1 wire o2 sensor i need to wire up the 4 wire for the b18b swap
im always using the universal bosch 4 wire o2 sensor it has 2 white wires and 1 gray and 1 black
please someone help and tell me how to wire this thing up it frustrating lol
it currently has the original 1 wire o2 sensor i need to wire up the 4 wire for the b18b swap
im always using the universal bosch 4 wire o2 sensor it has 2 white wires and 1 gray and 1 black
please someone help and tell me how to wire this thing up it frustrating lol