Oxygen Sensor: Service and Repair

Replace
1. Disconnect battery ground cable.
2. Drain cooling system, then remove radiator.
3. Remove oxygen sensor wire, then the oxygen sensor connector.
4. Loosen turbocharger upper cover attaching bolt, then remove turbocharger side cover.
5. Remove oxygen sensor.
6. Reverse procedure to install. Torque oxygen sensor to 33 - 39 ft. lbs.