2013 Toyota FJ Cruiser 4WD, Part Time T/Case ControlFACTORY OEM SERVICE PROCEDURE

Air Fuel Ratio Sensor: Removal: Removal

  1. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY RHΒ 

    Refer to REMOVAL

  2. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY LHΒ 

    Refer to REMOVAL

  3. REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)Β 
    1. Using SST, remove the air fuel ratio sensor from the exhaust manifold sub-assembly RH.
      Fig 1: Removing Air Fuel Ratio Sensor (For Bank 1 Sensor 1)
      GTY367448Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
      • SST: 09224-00010Β 
      NOTE:

      Do not use an air fuel ratio sensor that has been dropped or subjected to a strong impact.

  4. REMOVE AIR FUEL RATIO SENSOR (for Bank 2 Sensor 1)Β 
    1. Using SST, remove the air fuel ratio sensor from the exhaust manifold sub-assembly LH.
      Fig 2: Removing Air Fuel Ratio Sensor (For Bank 2 Sensor 1)
      GTY379732Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
      • SST: 09224-00010Β 
      NOTE:

      Do not use an air fuel ratio sensor that has been dropped or subjected to a strong impact.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

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