Oxygen Sensor (FA20): Installation

WARNING: This page is about a different car, the 2014 Subaru BRZ. However, it is still accessible from the selected car via links, so may be relevant.

Installation of oxygen sensor
1. Install the oxygen sensor to the exhaust manifold.
  Standard value: T=21N.m {214kgf.cm} {15.5ft.lbf}
2. Connect the connector for oxygen sensor and the 2 clamps.
  
  Fig 1: Locating Oxygen Sensor Mounting Nut
  Courtesy of SUBARU OF AMERICA, INC.
Leak check of exhaust gas (Refer to COOLING SYSTEM (FA20) )
Installation of under cover front side RH
1. Using 3 clips, install the under cover front side RH.
Installation of under cover front AL (Refer to COOLING SYSTEM (FA20) )
Installation of front tire RH (Refer to REAR BRAKE )
Connection of the battery ground terminal
Standard value: T=6.0N.m {61kgf.cm} {4.4ft.lbf}