Exhaust System: Locations

Component Locations: Engine Management Systems

Exhaust / Oxygen Sensor Overviews


• 2.0L CAEB/CPMA Exhaust Overviews => [ 2.0L CAEB Exhaust Overviews ]

• 3.0L CCBA/CGXC Exhaust Overviews

• 3.2L CALA Exhaust Overviews => [ 3.2L CALA Exhaust Overviews ]

• 4.2L CAUA Exhaust Overviews => [ 4.2L CAUA Exhaust Overviews ]

• 4.2L CFSA Exhaust Overviews => [ 4.2L CFSA Exhaust Overviews ]








2.0L CAEB Exhaust Overviews







14 - Heated Oxygen Sensor (HO2S) -G39-

15 - Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-



3.0L CCBA/CGXC Exhaust Overview



Oxygen Sensors Location, Cylinder
Bank 1 (Right)






1 - Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-
2 - Heated Oxygen Sensor (HO2S) -G39-

Oxygen Sensors Location, Cylinder
Bank 2 (Left)






1 - Heated Oxygen Sensor (HO2S) 2 -G108-
2 - Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131-


3.2L CALA Exhaust Overviews



Oxygen Sensor Location, Cylinder Bank 1 (Right)






• 1- Heated Oxygen Sensor (HO2S) -G39-

• 2- Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-


Oxygen Sensor Location, Cylinder Bank 2 (Left)






• 1- Heated Oxygen Sensor (HO2S) 2 -G108-

• 2- Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131-



4.2L CAUA Exhaust Overviews







1 Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131-
2 Heated Oxygen Sensor (HO2S) 2 -G108-
3 Heated Oxygen Sensor (HO2S) -G39-
4 Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-


4.2L CFSA Exhaust Overviews







1 - Oxygen sensor 2 after catalytic converter -G131-
• With Heater for oxygen sensor 2 after catalytic converter -Z30-

2 - Heated oxygen sensor 2 -G108-
• With Oxygen sensor 2 heater -Z28-

3 - Heated oxygen sensor -G39-
• With Oxygen sensor heater -Z19-

4 - Oxygen sensor after three way catalytic converter -G130-
• With Heater for oxygen sensor 1 after catalytic converter -Z29-