Front Oxygen (A/F) Sensor

Front Oxygen (A/F) Sensor

REMOVAL

1. Set the vehicle on a lift.
2. Remove the collector cover.
3. Disconnect the ground cable from battery.






4. Remove the air intake duct (rear) and air cleaner case.
5. Disconnect the connector from front oxygen (A/F) sensor.






6. Lift up the vehicle.
7. Remove the under cover RH.
8. Apply spray-type lubricant to the threaded portion of front oxygen (A/F) sensor, and leave it for one minute or more.
9. Remove the front oxygen (A/F) sensor.

CAUTION: When removing the front oxygen (A/F) 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 front oxygen (A/F) sensor, apply anti-seize compound only to the threaded portion of front oxygen (A/F) sensor to make the next removal easier.

CAUTION: Never apply anti-seize compound to the protector of front oxygen (A/F) sensor.

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

2. Install the front oxygen (A/F) sensor.






3. Install the under cover RH.
4. Lower the vehicle.
5. Connect the connector to front oxygen (A/F) sensor.






6. Install the air intake duct (rear) and air cleaner case.
7. Connect the ground cable to battery.






8. Install the collector cover.