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Home >> Hyundai >> 2021 >> Accent Limited >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System >> Heated Oxygen Sensor (HO2S) >> Repair Procedures >> Removal >> Bank 1/Sensor 1
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Bank 1/Sensor 1

  1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
  2. Disconnect the heated oxygen sensor connector (A).
    G14076961Courtesy of HYUNDAI MOTOR AMERICA
  3. Remove the heated oxygen sensor (B) using the special tool (A) [SST No.: 09392-1Y100] as shown below.
    NOTE:
    • Note that the SST (Part No.: 09392-2H100 or 09392-1Y100) is useful when removing the heated oxygen sensor.

    Heated oxygen sensor installation: 

    40.0 ~ 60.0 N.m (4.1 ~ 6.1 kgf.m, 29.5 ~ 44.3 lb-ft)

    G14076962Courtesy of HYUNDAI MOTOR AMERICA