Air Fuel Ratio Sensor: Removal

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

CAUTION:

Wear protective gloves when removing the sensor.
The exhaust pipe assembly is extremely hot immediately after the engine has stopped.
Confirm that the exhaust pipe assembly has cooled down before removing it.

DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
REMOVE ENGINE UNDER COVER REAR (See REMOVAL )
REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)
1. Disconnect the sensor connector.
2. Using SST, remove the sensor.
  SST 09224-00010
REMOVE AIR FUEL RATIO SENSOR (for Bank 2 Sensor 1)
1. Disconnect the sensor connector.
  
  Fig 1: Removing Sensor (Bank 1 Sensor 1)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Using SST, remove the sensor.
  SST 09224-00010
  
  Fig 2: Removing Sensor (Bank 2 Sensor 1)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002