Rear Oxygen Sensor

Rear Oxygen Sensor

REMOVAL

1. Disconnect the ground cable from battery.
2. Lift up the vehicle.
3. Remove the front exhaust pipe.
4. Apply spray-type lubricant to the threaded portion of rear oxygen sensor, and leave it for one minute or more.
5. Remove the rear oxygen sensor.

CAUTION: When removing the rear oxygen sensor, wait until exhaust pipe cools, otherwise it will damage the exhaust pipe.






INSTALLATION

CAUTION: If lubricant is spilt over the exhaust pipe, wipe it off with cloth to avoid emission of smoke or causing a fire.

1. Before installing rear oxygen sensor, apply the anti-seize compound only to the threaded portion of rear oxygen sensor to make the next removal easier.

CAUTION: Never apply anti-seize compound to the protector of rear oxygen sensor.

Anti-seize compound: NEVER-SEEZ NSN, JET LUBE SS-30 or equivalent

2. Install the rear oxygen sensor.

Tightening torque: 21 N.m (2.1 kgf.m, 15.5 ft.lb)






3. Install the front exhaust pipe.
4. Lower the vehicle.
5. Connect the ground cable to battery.