O2 Sensors??

[2004TR4-SR5]

How many wires do the O2 Sensors before the CAT have?

 

[2004TR4-SR5]

55 views and no post....point me in the right direction?

 

[wrestler157]

should be 4. they are really easy to see just go look under right behind your front tires.

 

[Acidmeld]

4 wires. 2 for heater circuit, 2 for sensor circuit.

 

[2004TR4-SR5]

thanks guys!