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Home >> Lexus >> 2015 >> IS 250 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (4GR-FSE) - Service Information >> Heated Oxygen Sensor >> Removal [04/2013 - 08/2015] >> Procedure

Removal [04/2013 - 08/2015]: Procedure

  1. REMOVE FRONT SEAT ASSEMBLY LH (for AWD) 

    Refer to REMOVAL [04/2013 - ]

  2. REMOVE CONSOLE BOX ASSEMBLY 

    Refer to REMOVAL [04/2013 - 10/2016]

  3. DISCONNECT HEATED OXYGEN SENSOR CONNECTOR 
    1. for Bank 1:
      1. Turn back the floor carpet.
      2. Disconnect the heated oxygen sensor connector.
        GTY512658Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *A w/ Clamp
      3. w/ Clamp:
        1. Disconnect the clamp.
    2. for Bank 2:
      1. Turn back the floor carpet.
      2. Disconnect the heated oxygen sensor connector.
        GTY496301Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *A for 2WD
        *B for AWD
        *C w/ Clamp
      3. w/ Clamp:
        1. Disconnect the clamp.
  4. REMOVE HEATED OXYGEN SENSOR 
    1. for Bank 1:
      1. Disconnect the heated oxygen sensor grommet from the body.
        GTY460465Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Grommet
      2. Using SST, remove the heated oxygen sensor from the front exhaust pipe assembly.
        • SST: 09224-00010 
        GTY464309Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. for Bank 2 (for 2WD):
      1. Disconnect the heated oxygen sensor grommet from the body.
        GTY466813Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Grommet
      2. Using SST, remove the heated oxygen sensor from the front exhaust pipe assembly.
        GTY456168Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • SST: 09224-00010 
    3. for Bank 2 (for AWD with Front Floor Cover LH):
      1. Disconnect 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 body.
        GTY463744Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Grommet
      3. Disconnect the 2 clamps from the body.
      4. Using SST, remove the heated oxygen sensor from the front exhaust pipe assembly.
        GTY470437Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • SST: 09224-00010 
    4. for Bank 2 (for AWD without Front Floor Cover LH):
      1. Disconnect the heated oxygen sensor grommet from the body.
        GTY457572Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Grommet
      2. Disconnect the 3 clamps from the body.
      3. Using SST, remove the heated oxygen sensor from the front exhaust pipe assembly.
        GTY470437Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • SST: 09224-00010 
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