Oxygen Sensor

A6 (Air Fuel Ratio Sensor (Bank 1 Sensor 1):

A7 (Air Fuel Ratio Sensor (Bank 1 Sensor 1):

A8 (Air Fuel Ratio Sensor (Bank 2 Sensor 1):

H5 (Heated Oxygen Sensor (Bank 1 Sensor 2)):

H6 (Heated Oxygen Sensor (Bank 1 Sensor 2)):

H7 (Heated Oxygen Sensor (Bank 2 Sensor 2):