Installing oxygen sensors in front of catalytic converter - RoW

1. Position the oxygen sensor by hand and screw in as far as possible.
2. Tighten oxygen sensor with conventional open ring wrench Hazet 4681-3 and torque wrench.

   Tightening torque 55 (41) +/- 5 (3.5) Nm (ftlb.) 

3. Connect the oxygen sensor connecting plugs and secure by inserting the plug lock.
4. Fit oxygen sensor cable and oxygen sensor plug on the holder on the axle support.
   Fig 1: Fitting Oxygen Sensor Cable & Plug On Holder On Axle Support (RoW)

   Courtesy of PORSCHE OF NORTH AMERICA, INC.
5. Mount respective rear wheel. To do this, use the socket wrench insert P 300 to avoid damaging the wheel.

Tightening torque 130 Nm (96 ftlb.)