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Home >> Toyota >> 2019 >> Sequoia SR5, 4WD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Intake System / Exhaust System (3UR-FE) (Service Information) >> Exhaust Manifold & Catalytic Converter >> Removal [08/2015 - ] >> Procedure

Removal [08/2015 - ]: Procedure

  1. REMOVE NO. 1 ENGINE UNDER COVER 

    Refer to

    PROCEDURE - Step 2 [08/2015 - 08/2019] , or refer to

    PROCEDURE - Step 2 [08/2019 - 08/2021] , or refer to

    PROCEDURE - Step 2 [08/2021 - ]

  2. REMOVE FRONT FENDER APRON SEAL RH 
    1. Remove the 6 clips and fender apron seal.
  3. REMOVE FRONT FENDER APRON SEAL REAR RH 
    1. Remove the 5 clips and fender apron seal.
  4. REMOVE FRONT FENDER APRON SEAL LH 
    1. Remove the 6 clips and fender apron seal.
  5. REMOVE FRONT FENDER APRON SEAL REAR LH 
    1. Remove the 5 clips and fender apron seal.
  6. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE 

    Refer to

    PROCEDURE - Step 5 [08/2015 - 08/2019] , or refer to

    PROCEDURE - Step 5 [08/2019 - ]

  7. REMOVE PROPELLER SHAFT HEAT INSULATOR (for 4WD) 

    Refer to PROCEDURE - Step 1

  8. REMOVE FRONT PROPELLER SHAFT ASSEMBLY (for 4WD) 

    Refer to PROCEDURE - Step 2

  9. REMOVE FRONT NO. 2 EXHAUST PIPE ASSEMBLY 
    GTY550611Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the 2 bolts from the center exhaust pipe.
    2. Remove the 2 bolts and 2 nuts from the front No. 2 exhaust pipe sub-assembly.
    3. Disconnect the front No. 3 exhaust pipe sub-assembly and from exhaust pipe support.
    4. Remove the 2 gaskets.
    5. Disconnect the air fuel ratio sensor connector.
    6. Disconnect the heated oxygen sensor connector.
    7. Remove the 3 nuts, No. 2 exhaust pipe sub-assembly and gasket.
      GTY599853Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE FRONT EXHAUST PIPE ASSEMBLY 
    1. Disconnect the air fuel ratio sensor connector.
    2. Disconnect the heated oxygen sensor connector and 2 clamps.
    3. Remove the 2 bolts from the center exhaust pipe.
      GTY550612Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the 3 nuts, front exhaust pipe and 2 gaskets.
  11. REMOVE FRONT NO. 4 FLOOR HEAT INSULATOR 
    GTY611241Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the 4 nuts and front No. 4 floor heat insulator.
  12. REMOVE FRONT NO. 3 FLOOR HEAT INSULATOR 
    GTY611667Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the 4 nuts and front No. 3 floor heat insulator.
  13. REMOVE NO. 2 STEERING INTERMEDIATE SHAFT SUB-ASSEMBLY 
    1. Put matchmarks on the No. 2 steering intermediate shaft sub-assembly and steering intermediate shaft.
      GTY561021Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the bolt and disconnect the No. 2 steering intermediate shaft sub-assembly from the steering intermediate shaft.
    3. Put matchmarks on the No. 2 steering intermediate shaft sub-assembly and the power steering gear.
      GTY568927Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the bolt and disconnect the No. 2 steering intermediate shaft sub-assembly from the power steering gear.
  14. REMOVE NO. 2 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Remove the 3 bolts and No. 2 exhaust manifold heat insulator.
      GTY604668Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY LH 
    1. Remove the 10 nuts, exhaust manifold sub-assembly LH and 2 gaskets.
      GTY121322Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Remove the 3 bolts and No. 1 exhaust manifold heat insulator.
      GTY594138Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY RH 
    1. Remove the 10 nuts, exhaust manifold sub-assembly RH and 2 gaskets.
      GTY147838Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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