Rear Oxygen Sensor

Rear Oxygen Sensor

REMOVAL
1. Set the vehicle on a lift.
2. Disconnect the ground cable from the battery.






3. Remove the air intake duct.
4. Remove the clip fastening the harness and disconnect the rear oxygen (A/F) sensor connector.






5. Lift up the vehicle.
6. Remove the under cover.
7. Apply spray-type lubricant to the threaded portion of rear oxygen sensor, and leave it for one minute or more.
8. Remove the rear oxygen sensor.

CAUTION: When removing the rear oxygen (A/F) sensor, wait until exhaust pipe cools, because it can damage the exhaust pipe.






INSTALLATION

1. Before installing rear oxygen (A/F) sensor, apply the anti-seize compound only to the threaded portion of rear oxygen (A/F) sensor. This facilitates the next removal.

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.






3. Install the under cover.
4. Lower the vehicle.
5. Connect the connector to rear oxygen sensor and mount the harness clips to the bracket for fastening.






6. Connect the battery ground cable to battery.