Installing Oxygen Sensor Behind Catalytic Converter

WARNING: This page is about a different car, the 2010 Porsche Cayenne, 2009 Porsche Cayenne, and 2008 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.

Install oxygen sensors. To do this, grease thread of oxygen sensors with Optimoly Paste MF (000 043 207 07) before fitting them. Make sure that the paste does not get into the slits in the sensor body. Screw in both oxygen sensors behind catalytic converter -2- using a ring or open-ended wrench (a/f 22) or using open-end/ring wrench Nr.96-3 or open-end/ring wrench Nr.98. → Tightening torque: 50 Nm (37 ftlb.)

Fig 1: Identifying Installation Position Of Oxygen Sensors
Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Fig 2: Installing Oxygen Sensors Using Tool
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Connect oxygen sensors. Route cable for the oxygen sensors, clip it in and connect cable plugs for the oxygen sensors behind catalytic converter.

Fig 3: Identifying Cable Plugs On Oxygen Sensors
Courtesy of PORSCHE CARS NORTH AMERICA, INC.