9-3 Viggen Coupe (9400) L4-2.3L Turbo (B235) HO (1999)
4
Plug in the oxygen sensor connector.
Preheated Oxygen Sensor 2, After Catalytic Converter (592RA)
To remove
1
Unplug the connector to the oxygen sensor and detach it from the holder.
2
Cut the oxygen sensor cable fastening.
3
Raise the car.
4
Make a note of how the cable is run and remove it.
IMPORTANT
The oxygen sensor is sensitive to impact and jolting and must be handled with care.
5
Undo the oxygen sensor with a 22 mm dog-leg spanner or similar tool.