AIR FUEL RATIO SENSOR (for Sensor 1): Installation

WARNING: This page is about a different car, the 2008 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.

INSTALL AIR FUEL RATIO SENSOR (for Bank 2 Sensor 1)
1. Using SST, install the air fuel ratio sensor to the exhaust manifold LH.
  SST 09224-00010
  
  Torque: 40 N*m (408 kgf*cm, 30 ft.*lbf)
  
  Fig 1: Installing Air Fuel Ratio Sensor To Exhaust Manifold LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)
1. Using SST, install the air fuel ratio sensor to the exhaust manifold RH.
  SST 09224-00010
  
  Torque: 40 N*m (408 kgf*cm, 30 ft.*lbf)
2. Connect the air fuel ratio sensor connector.
INSTALL NO. 3 RELAY BLOCK ASSEMBLY

Fig 2: Installing Air Fuel Ratio Sensor To Exhaust Manifold RH
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL EXHAUST MANIFOLD SUB-ASSEMBLY LH
1. Install a new gasket to the cylinder head as shown in the illustration.
  
  Fig 3: Identifying Cylinder Head Gasket
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install the exhaust manifold sub-assembly LH with 6 new nuts.
  Torque: 21 N*m (214 kgf*cm, 16 ft.*lbf)
3. Connect the air fuel ratio sensor connector.
INSTALL NO. 3 RELAY BLOCK ASSEMBLY
INSTALL NO. 4 ENGINE WIRE
INSTALL NO. 1 RELAY BLOCK COVER
INSTALL BATTERY TRAY

Fig 4: Locating Exhaust Manifold Sub-Assembly LH Nuts
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL POWER STEERING ECU ASSEMBLY (See INSTALLATION )
INSTALL BATTERY (See INSTALLATION )
INSTALL FRONT EXHAUST PIPE ASSEMBLY (See INSTALLATION )
INSTALL OXYGEN SENSOR (See INSTALLATION )
INSTALL FRONT CENTER FLOOR BRACE (See INSTALLATION )
INSTALL REAR NO. 1 FLOOR PANEL BRACE (See INSTALLATION )
CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
PERFORM INITIALIZATION
1. Perform initialization (See INITIALIZATION ).
  NOTE: Certain systems need to be initialized after reconnecting the cable to the negative (-) battery terminal.
INSTALL ENGINE ROOM SIDE COVER LH (See INSTALLATION )
INSTALL ENGINE ROOM COVER SIDE RH (See INSTALLATION )
INSTALL COOL AIR INTAKE DUCT SEAL (See INSTALLATION )
CHECK FOR EXHAUST GAS LEAKS (See INSTALLATION )