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Removal [09/2020 - 10/2022]: Procedure

  1. REMOVE TAIL EXHAUST PIPE ASSEMBLY 
    WARNING:

    To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.

    1. Remove the 2 bolts and 2 compression springs to disconnect the tail exhaust pipe assembly from the center exhaust pipe assembly (TWC: Rear Catalyst).
      GTY886090Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the tail exhaust pipe assembly from the 4 exhaust pipe supports.
      GTY1001654Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A Type A
      *B Type B
    3. Remove the gasket from the center exhaust pipe assembly (TWC: Rear Catalyst).
  2. REMOVE CENTER EXHAUST PIPE ASSEMBLY (TWC: Rear Catalyst) 
    WARNING:

    To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.

    1. Remove the 2 bolts and 2 compression springs to disconnect the center exhaust pipe assembly (TWC: Rear Catalyst) from the front exhaust pipe assembly.
      GTY936716Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the center exhaust pipe assembly (TWC: Rear Catalyst) from the 2 exhaust pipe supports.
    3. Remove the gasket from the front exhaust pipe assembly.
  3. REMOVE FRONT EXHAUST PIPE ASSEMBLY 
    WARNING:

    To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.

    1. Disengage the 2 wire harness clamps.
      GTY881012Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the heated oxygen sensor (for Bank 1) connector.
    3. Disengage the 2 wire harness clamps.
      GTY936709Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Disconnect the heated oxygen sensor (for Bank 2) connector.
    5. Remove the 4 nuts and front exhaust pipe assembly from the exhaust manifold assembly RH (TWC: Front Catalyst) and exhaust manifold assembly LH (TWC: Front Catalyst).
      GTY886085Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Remove the 2 gaskets from the front exhaust pipe assembly.
  4. REMOVE HEATED OXYGEN SENSOR (for Bank 1) 

    Refer to REMOVAL [12/2019 - 10/2022]

  5. REMOVE HEATED OXYGEN SENSOR (for Bank 2) 

    Refer to REMOVAL [12/2019 - 10/2022]

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