Oxygen Sensor: Locations

Component Locations, Overview

Component Location, Overview:

3 Heated Oxygen Sensor (HO2S) -G39-before catalytic converter and Oxygen Sensor (O2S) Heater -Z19-
- Location, See Fig. 3
4 Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC) -G130- and Oxygen Sensor (O2S) Heater 1 -Z29-
- Location, See Fig. 4
6 Heated Oxygen Sensor (HO2S) 2 -G108- and Oxygen Sensor (O2S) 2 Heater -Z28-
- Location, See Fig. 3
7 Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131- and Oxygen Sensor (O2S) Heater 2 -Z30-
- Location, See Fig. 4

Fig. 3 Location of oxygen sensors before catalytic converter







- In front exhaust pipe
1 - Heated Oxygen Sensor (HO2S) 2 -G108- and Oxygen Sensor (O2S) 2 Heater -Z28-
2 - Heated Oxygen Sensor (HO2S) -G39- and Oxygen Sensor (O2S) Heater -Z19-

Fig. 4 Location of oxygen sensors behind catalytic converter







- In catalytic converter
1 - Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- and Oxygen Sensor (O2S) Heater 1 -Z29-
2 - Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131- and Oxygen Sensor (O2S) Heater 2 -Z30-