911 Carrera 4S Cabriolet (997) F6-3.8L (2006)
Preliminary work
Preliminary work for removing oxygen sensor behind the catalytic converter
1. Remove air cleaner housing.
Removing lambda sensor downstream of catalytic converter
Removing oxygen sensor behind catalytic converter of cylinder bank 1-3
INFORMATION: Always expose oxygen sensor wire far enough for it to be able to turn when unscrewing the sensor.
1. Disconnect plug connection in left of engine compartment for the oxygen sensor behind catalytic converter. To do this, first remove the grey
connector from the holder and pull the red locking element upwards. Disconnect cable plug -1-.
2. Release the black cable from the cable guide.
3. For better accessibility, undo the exhaust clamp by unscrewing the fastening screw -arrow- and remove the clamp.