A4 Quattro Wagon L4-2.0L Turbo (CAEB) (2009)
Oxygen Sensor: Locations
Component Locations Overview
Oxygen Sensors
1
Oxygen Sensor after Catalytic Converter (G130) and Oxygen Sensor Heater 1 after Catalytic Converter (Z29)
2
Heated Oxygen Sensor (G39 ) and Oxygen Sensor Heater (Z19)