Air Fuel Ratio Sensor: Installation

WARNING: This page is about a different car, the 2006 Scion tC. However, it is still accessible from the selected car via links, so may be relevant.

INSTALL AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)
1. Using SST, install the sensor to the exhaust manifold.
  SST 09224-00010
  
  Torque: 40 N.m (408 kgf.cm, 30 ft.lbf) for use with SST
  
  44 N.m (449 kgf.cm, 32 ft.lbf) for use without SST
  
  Fig 1: Installing Sensor To Exhaust Manifold
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  HINT:
  
  Use a torque wrench with a fulcrum length of 30 cm (11.81 in.).
2. Connect the sensor connector.
CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
PERFORM INITIALIZATION
1. Perform the initialization (see INITIALIZATION ).
  NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.
CHECK FOR EXHAUST GAS LEAKS