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Home >> Lexus >> 2017 >> IS 300 F Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 54 (Engine Control System (2GR-FKS) - Service Information) >> Heated Oxygen Sensor >> Removal [10/2017 - 09/2020] >> Procedure

Removal [10/2017 - 09/2020]: Procedure

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  1. REMOVE FRONT SEAT ASSEMBLY LH (for AWD) 

    Refer to REMOVAL [04/2013 - ]

  2. REMOVE CONSOLE BOX ASSEMBLY 

    Refer to REMOVAL [10/2016 - 09/2020]

  3. DISCONNECT HEATED OXYGEN SENSOR CONNECTOR 
    1. for Bank 1:
      1. Turn back the floor carpet.
      2. Disconnect the heated oxygen sensor connector.
        GTY496310Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      3. Disengage the clamp.
    2. for Bank 2:
      1. Turn back the floor carpet.
      2. Disconnect the heated oxygen sensor connector.
        GTY819322Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *A for 2WD
        *B for AWD
      3. for 2WD:
        1. Disengage the clamp.
  4. REMOVE HEATED OXYGEN SENSOR 
    1. for Bank 1:
      1. Disconnect the heated oxygen sensor grommet from the vehicle body.
        GTY776886Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Grommet
      2. Using SST, remove the heated oxygen sensor from the front exhaust pipe assembly (TWC: rear catalyst).
        • SST: 09224-00012 
        GTY781325Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        NOTE:

        If the heated oxygen sensor has been struck or dropped, replace it.

    2. for Bank 2 (for 2WD):
      1. Disconnect the heated oxygen sensor grommet from the vehicle body.
        GTY796731Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Grommet
      2. Using SST, remove the heated oxygen sensor from the front exhaust pipe assembly (TWC: rear catalyst).
        GTY833073Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • SST: 09224-00012 
        NOTE:

        If the heated oxygen sensor has been struck or dropped, replace it.

    3. for Bank 2 (for AWD with Front Floor Cover LH):
      1. Disengage the 6 clips and remove the front floor cover LH.
        GTY460731Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Disconnect the heated oxygen sensor grommet from the vehicle body.
        GTY782327Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Grommet
      3. Disengage the 3 clamps from the vehicle body.
      4. Using SST, remove the heated oxygen sensor from the front exhaust pipe assembly (TWC: rear catalyst).
        GTY470437Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • SST: 09224-00012 
        NOTE:

        If the heated oxygen sensor has been struck or dropped, replace it.

    4. for Bank 2 (for AWD without Front Floor Cover LH):
      1. Disconnect the heated oxygen sensor grommet from the vehicle body.
        GTY776649Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Grommet
      2. Disengage the 4 clamps from the vehicle body.
      3. Using SST, remove the heated oxygen sensor from the front exhaust pipe assembly (TWC: rear catalyst).
        GTY470437Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • SST: 09224-00012 
        NOTE:

        If the heated oxygen sensor has been struck or dropped, replace it.

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