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.
Tightening torque:
21 N·m (2.1 kgf-m, 15.5 ft-lb)
3. Connect the connector (A) to the front oxygen (A/F) sensor, and secure the front oxygen (A/F) sensor harness by using the clip (B).
4. Install the air intake duct (rear). 
5. Connect the battery ground terminal.
