Repair procedures: Removal

Turn the ignition switch OFF and disconnect the battery negative (-) cable.
Disconnect the connector (A), and then remove the sensor (B).
NOTE: Note that the SST (Part No.: 09392-2H100) is useful when removing the heated oxygen sensor.

Fig 1: Removing Heated Oxygen Sensor
Courtesy of HYUNDAI MOTOR AMERICA

[Bank 1/Sensor 1]

Fig 2: Identifying HO2S Connector (Bank 1/Sensor 1)
Courtesy of HYUNDAI MOTOR AMERICA

Fig 3: Identifying HO2S Sensor (Bank 1/Sensor 1)
Courtesy of HYUNDAI MOTOR AMERICA

[Bank 1/Sensor 2]

Fig 4: Identifying HO2S Connector (Bank 1/Sensor 2)
Courtesy of HYUNDAI MOTOR AMERICA

Fig 5: Identifying HO2S Sensor (Bank 1/Sensor 2)
Courtesy of HYUNDAI MOTOR AMERICA