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Home >> Lexus >> 2017 >> LS 460 L, RWD >> Repair and Diagnosis >> Engine Mechanical >> Exhaust >> Exhaust System - Service Information >> Exhaust Pipe >> Removal [09/2015 - ] >> Procedure

Removal [09/2015 - ]: Procedure

  1. REMOVE NO. 2 DIFFERENTIAL SUPPORT PROTECTOR 

    Refer to PROCEDURE - Step 2

  2. REMOVE NO. 1 DIFFERENTIAL SUPPORT PROTECTOR 

    Refer to PROCEDURE - Step 3

  3. REMOVE NO. 6 ROCKER PANEL MOULDING PROTECTOR 
    1. Remove the 2 clips, screw and No. 6 rocker panel moulding protector.
  4. REMOVE NO. 5 ROCKER PANEL MOULDING PROTECTOR 
    1. Remove the 2 clips, screw and No. 5 rocker panel moulding protector.
  5. REMOVE REAR FLOOR SIDE MEMBER COVER LH 
    1. Remove the 3 clips, 2 screws, nut, bolt and rear floor side member cover LH.
      GTY651685Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      Bolt
      Nut
      Screw
  6. REMOVE REAR FLOOR SIDE MEMBER COVER RH 
    1. Remove the 3 clips, 2 screws, nut, bolt and rear floor side member cover RH.
      GTY651681Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      Bolt
      Nut
      Screw
  7. REMOVE FRONT FENDER MAIN SEAL LH 
    1. Loosen the clip labeled A in the illustration, and then remove the 3 clips and front fender main seal LH.
      GTY615818Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Clip A cannot be removed.

  8. REMOVE FRONT FENDER MAIN SEAL RH 
    1. Loosen the clip labeled A in the illustration, and then remove the 3 clips and front fender main seal RH.
      GTY626479Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Clip A cannot be removed.

  9. REMOVE FRONT FLOOR COVER LH (for 2WD) 
    1. Detach the 4 clips and remove the front floor service hole cover.
      GTY398672Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the nut and the clip labeled C.
      GTY615683Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      Clip
      Nut
    3. Loosen the 7 clips labeled A and B in the illustration, and then remove the front floor cover LH.

      HINT: 

      The clips labeled A and B cannot be removed.

  10. REMOVE FRONT FLOOR COVER LH (for AWD) 
    1. Detach the 4 clips and remove the front floor service hole cover.
      GTY398672Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the nut and 2 bolts.
      GTY682722Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      Clip
      Nut
      Bolt
    3. Loosen the 7 clips labeled A and B in the illustration, and then remove the front floor cover LH.

      HINT: 

      The clips labeled A and B cannot be removed.

  11. REMOVE FRONT FLOOR COVER RH (for 2WD) 
    1. Detach the 4 clips and remove the front floor service hole cover.
      GTY398670Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the nut and the clip labeled C.
      GTY668550Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      Clip
      Nut
    3. Loosen the 7 clips labeled A and B in the illustration, and then remove the front floor cover RH.

      HINT: 

      The clips labeled A and B cannot be removed.

  12. REMOVE FRONT FLOOR COVER RH (for AWD) 
    1. Detach the 4 clips and remove the front floor service hole cover.
      GTY398670Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the nut and 2 bolts.
      GTY666316Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      Clip
      Nut
      Bolt
    3. Loosen the 7 clips labeled A and B in the illustration, and then remove the front floor cover RH.

      HINT: 

      The clips labeled A and B cannot be removed.

  13. REMOVE FRONT CENTER FLOOR COVER (for AWD) 

    Refer to PROCEDURE - Step 12

  14. REMOVE FRONT CENTER FLOOR BRACE SUB-ASSEMBLY 
    1. Loosen the 2 clips, and then remove the 8 bolts and front center floor brace sub-assembly.
      GTY400847Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      Bolt
      Clip

      HINT: 

      The Clips cannot be removed.

  15. DISCONNECT HEATED OXYGEN SENSOR (for 2WD) 
    1. Disconnect the 2 grommets from the floor panel.
    2. Using SST, loosen the 2 heated oxygen sensors, and then disconnect the heated oxygen sensors by hand.
      GTY657736Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • SST: 09224-00010 
      TEXT IN ILLUSTRATION

      *A for Bank 1 Sensor 2
      *B for Bank 2 Sensor 2
      NOTE:

      Do not strike the metal part of the heated oxygen sensor.

      HINT: 

      Rotate the heated oxygen sensor counterclockwise to remove it from the front exhaust pipe assembly, and record how many times it was rotated.

  16. DISCONNECT HEATED OXYGEN SENSOR (for AWD) 
    1. for Bank 1 Sensor 2:

      Disconnect the heated oxygen sensor connector.

      GTY656247Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *A for Bank 1 Sensor 2
    2. for Bank 2 Sensor 2:

      Disconnect the grommet from the floor panel.

      GTY617563Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *A for Bank 2 Sensor 2
      *1 Grommet
    3. for Bank 2 Sensor 2:

      Using SST, loosen the heated oxygen sensor, and then disconnect the heated oxygen sensor by hand.

      • SST: 09224-00010 
      NOTE:

      Do not strike the metal part of the heated oxygen sensor.

      HINT: 

      Rotate the heated oxygen sensor counterclockwise to remove it from the front exhaust pipe assembly, and record how many times it was rotated.

  17. REMOVE FRONT EXHAUST PIPE ASSEMBLY 
    1. Temporarily loosen the 8 bolts on the tailpipe sides and exhaust manifold sides.
    2. Remove the 4 nuts and 4 bolts from the exhaust manifold LH and exhaust manifold RH.

      HINT: 

      During removal, hold the front exhaust pipe assembly.

      GTY397042Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 4 bolts from the tailpipe LH and tailpipe RH. Then remove the front exhaust pipe assembly.
      GTY397010Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      During removal, hold the front exhaust pipe assembly.

    4. Remove the 2 gaskets from the exhaust manifold side and the 2 gaskets from the tailpipe side.
  18. REMOVE HEATED OXYGEN SENSOR (for AWD) 
    NOTE:

    Do not strike the metal part of the heated oxygen sensor.

    1. for Bank 1 Sensor 2:

      Using SST, loosen the heated oxygen sensor and then remove the heated oxygen sensor by hand.

      • SST: 09224-00010 
      GTY635561Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  19. REMOVE TAILPIPE LH 
    1. Disconnect the 3 exhaust pipe supports and remove the tailpipe LH.
      GTY148179Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  20. REMOVE TAILPIPE RH 
    1. Disconnect the 3 exhaust pipe supports and remove the tailpipe RH.
      GTY138257Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. REMOVE EXHAUST PIPE DAMPER 
    1. Remove the 2 bolts and exhaust pipe damper from the tailpipe LH.
      GTY651381Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 bolts and exhaust pipe damper from the tailpipe RH.
      GTY651389Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  22. REMOVE NO. 1 EXHAUST PIPE SUPPORT BRACKET SUB-ASSEMBLY (for 2WD) 
    1. GTY412769Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Remove the 2 bolts and No. 1 exhaust pipe support bracket sub-assembly.

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