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Home >> Hyundai >> 2021 >> Sonata Hybrid Limited >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (HEV) >> Heated Oxygen Sensor (HO2S) >> Repair Procedures >> Removal

Repair Procedures: Removal

  1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
  2. Disconnect the connector (A), and then remove the sensor (B).

    HO2S Installation: 

    39.2 - 49.0 N.m (4.0 - 5.0 kgf.m, 28.9 - 36.1 lb.ft)

    NOTE:
    • Note that the SST (Part No.: 09392-1Y100 or 09392-2H100) is useful when removing the heated oxygen sensor.
      G15467242Courtesy of HYUNDAI MOTOR AMERICA

    [Bank 1/Sensor 1] 

    G15467243Courtesy of HYUNDAI MOTOR AMERICA
    G15467244Courtesy of HYUNDAI MOTOR AMERICA

    [Bank 1/Sensor 2] 

    G15467245Courtesy of HYUNDAI MOTOR AMERICA
    G15467246Courtesy of HYUNDAI MOTOR AMERICA
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