911 Carrera Coupe (996) F6-3.6L (2002)
3. Unclip the blue cable -2- of the oxygen sensor in front of the catalytic converter from the cable guide and the sheetmetal brackets on the engine
strut.
NOTE: Expose the oxygen sensor cable so that the cable can be unscrewed with the sensor when it is unscrewed.
4. Undo oxygen sensor using an open-ended wrench (wrench size 22) and screw it out by hand.
Installing oxygen sensors in front of the catalytic converter
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Install the oxygen sensors in reverse order.
NOTE: Expose the oxygen sensor cable so that the cable can be screwed with the sensor when it is screwed in.
1. Route the oxygen sensors so that the cable can be easily routed from the engine compartment side to the exhaust system.
2. Place the oxygen sensor by hand and screw it in as far as possible.
3. Tighten the oxygen sensor using a commercially available open-end ring wrench No. Hazet 4681-1 and dynamometric key.
Figure shows the sensor in front of the catalytic converter on the right-hand side
Tightening torque: 55 ± 5 Nm (3.7 ftlb.)
4. Route the blue oxygen sensor cable and secure it in the sheet- metal brackets, wire retainers, or the cable guide (right side)
5. Connect plug connection (blue cable - black connector) and insert in the holder.
6. Install the air filter housing again.