Front Oxygen (A/F) Sensor: Installation

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.
Anti-seize compound:

SS-30 JET LUBE

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

30 N.m (3.1 kgf-m, 22.1 ft-lb)

Fig 1: Installing Front Oxygen (A/F) Sensor
Courtesy of SUBARU OF AMERICA, INC.
Install the service hole cover.

Fig 2: Installing Service Hole Cover
Courtesy of SUBARU OF AMERICA, INC.
Lower the vehicle.
Install the front right side wheel.
Connect the engine harness to the bracket (B) using clips (A).

Fig 3: Connecting Engine Harness To Bracket
Courtesy of SUBARU OF AMERICA, INC.
Connect the connector of front oxygen (A/F) sensor.

Fig 4: Connecting Connector Of Front Oxygen (A/F) Sensor
Courtesy of SUBARU OF AMERICA, INC.
Connect the battery ground cable to battery.

Fig 5: Connecting Battery Ground Cable To Battery
Courtesy of SUBARU OF AMERICA, INC.