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Installation [04/2018 - ]: Procedure

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  1. INSTALL HEATED OXYGEN SENSOR (for Bank 2) 

    HINT: 

    Perform "Inspection After Repair" after replacing the heated oxygen sensor.

    Refer to INITIALIZATION [04/2018 - 08/2019] , or refer to INITIALIZATION [08/2019 - ]

    1. Using SST, install the heated oxygen sensor to the front exhaust pipe assembly (TWC: Rear Catalyst).
      GTY745995Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Torque Wrench Fulcrum Length
      • SST: 09224-00012 

      Specified tightening torque 

      Torque: 44 N*m (449 kgf*cm, 32 ft.*lbf) 

      NOTE:

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

      HINT: 

      • Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.

        Refer to PRECAUTION [04/2018 - ]

      • When using SST (fulcrum length of 30 mm (1.18 in.)) + torque wrench (fulcrum length of 180 mm (7.09 in.)):

        37.7 N*m (384 kgf*cm, 28 ft.*lbf)

  2. INSTALL FRONT EXHAUST PIPE ASSEMBLY (TWC: Rear Catalyst) 

    Refer to PROCEDURE - Step 14

  3. INSTALL NO. 1 EXHAUST PIPE SUPPORT BRACKET (for Lower Side) 

    Refer to PROCEDURE - Step 5

  4. INSTALL BODY MOUNTING PLATE 

    Refer to PROCEDURE - Step 6

  5. INSTALL FRONT FLOOR COVER LH 

    Refer to PROCEDURE - Step 10

  6. INSTALL FRONT FLOOR COVER RH 

    Refer to PROCEDURE - Step 11

  7. INSTALL HEATED OXYGEN SENSOR (for Bank 1) 

    HINT: 

    Perform "Inspection After Repair" after replacing the heated oxygen sensor.

    Refer to INITIALIZATION [04/2018 - 08/2019] , or refer to INITIALIZATION [08/2019 - ]

    1. Using SST, install the heated oxygen sensor to the front exhaust pipe assembly (TWC: Rear Catalyst).
      GTY743695Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Torque Wrench Fulcrum Length
      • SST: 09224-00012 

      Specified tightening torque 

      Torque: 44 N*m (449 kgf*cm, 32 ft.*lbf) 

      NOTE:

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

      HINT: 

      • Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.

        Refer to PRECAUTION [04/2018 - ]

      • When using SST (fulcrum length of 30 mm (1.18 in.)) + torque wrench (fulcrum length of 180 mm (7.09 in.)):

        37.7 N*m (384 kgf*cm, 28 ft.*lbf)

    2. Engage the wire harness clamp.
    3. Connect the heated oxygen sensor connector.
  8. INSPECT FOR EXHAUST GAS LEAK 

    Refer to PROCEDURE - Step 14

  9. INSTALL REAR ENGINE UNDER COVER RH 

    Refer to PROCEDURE - Step 67

  10. INSTALL NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 69

  11. INSTALL FRONT WHEEL OPENING EXTENSION PAD LH 

    Refer to PROCEDURE - Step 70

  12. INSTALL FRONT WHEEL OPENING EXTENSION PAD RH 

    Refer to PROCEDURE - Step 71

  13. PERFORM INITIALIZATION 
    1. Perform "Inspection After Repair" after replacing the heated oxygen sensor.

      Refer to INITIALIZATION [04/2018 - 08/2019] , or refer to INITIALIZATION [08/2019 - ]

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