Air Fuel Ratio Sensor: Installation: Installation

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

INSTALL AIR FUEL RATIO SENSOR
1. Install the 2 air fuel ratio sensors to the front pipe assembly.
  
  Fig 1: Installing Air Fuel Ratio Sensor
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  - SST: 09224-00010
  Torque: 44 N*m (449 kgf*cm, 32 ft.*lbf)
  
  Torque: 40 N*m (408 kgf*cm, 30 ft.*lbf)
  
  (with SST)
  
  NOTE:
  Use a torque wrench with a fulcrum length of 300 mm (11.81 in.).
2. Connect the 2 air fuel ratio sensor connectors.