2011 Lexus LS 460 RWDFACTORY OEM SERVICE PROCEDURE

HEATED OXYGEN SENSOR (for AWD): Removal: Removal

  1. REMOVE HEATED OXYGEN SENSOR (for Bank 1 Sensor 2) 
    1. Disconnect the heated oxygen sensor connector.
      Fig 1: Locating Sensor Connector
      GTY130393Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using SST, remove the heated oxygen sensor from the front exhaust pipe.
      • SST: 09224-00010 
  2. REMOVE FRONT DOOR SCUFF PLATE RH  . Refer to REMOVAL - Step 7
  3. REMOVE COWL SIDE TRIM BOARD RH  . Refer to REMOVAL - Step 9
  4. REMOVE FRONT FLOOR SILENCER PAD RH 
  5. REMOVE REAR NO. 2 AIR DUCT 
  6. REMOVE HEATED OXYGEN SENSOR (for Bank 2 Sensor 2) 
    1. Interior Side:

      Disconnect the heated oxygen sensor connector.

      Fig 2: Locating Heated Oxygen Sensor Connector
      GTY147532Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Exterior Side:
      1. Remove the grommet.
        Fig 3: Locating Sensor Connector (Exterior Side)
        GTY288310Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Using SST, remove the heated oxygen sensor from the front exhaust pipe.
        • SST: 09224-00010 
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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.