CAUTION:
Wear protective gloves when removing the air fuel ratio 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.
REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)
Disconnect the air fuel ratio sensor connector.
Detach the 3 wire harness clamps.
Using SST, remove the air fuel ratio sensor.