PROCEDURE
REMOVE AIR FUEL RATIO SENSOR (for Bank 1)
Disconnect the connector from the air fuel ratio sensor.
Using SST, remove the air fuel ratio sensor from the front exhaust pipe assembly.
REMOVE AIR FUEL RATIO SENSOR (for Bank 2)
Detach the clamp and disconnect the connector from the air fuel ratio sensor.
Using SST, remove the air fuel ratio sensor from the front exhaust pipe assembly.