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Home >> Lexus >> 2021 >> LS 500h RWD >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Exterior Panels / Trim - Service Information (1 Of 4) >> FRONT BUMPER (except Sport Package) >> Disassembly [10/2017 - 09/2018] >> Procedure

Disassembly [10/2017 - 09/2018]: Procedure

  1. REMOVE HEADLIGHT WASHER COVER LH (w/ Headlight Cleaner System) 

    Refer to PROCEDURE - Step 1

  2. REMOVE HEADLIGHT WASHER COVER RH (w/ Headlight Cleaner System) 

    HINT: 

    Use the same procedure described for the LH side.

  3. REMOVE HEADLIGHT WASHER ACTUATOR SUB-ASSEMBLY LH (w/ Headlight Cleaner System) 

    Refer to PROCEDURE - Step 4

  4. REMOVE HEADLIGHT WASHER ACTUATOR SUB-ASSEMBLY RH (w/ Headlight Cleaner System) 

    HINT: 

    Use the same procedure described for the LH side.

  5. REMOVE NO. 2 WASHER BRACKET (w/ Headlight Cleaner System) 

    Refer to PROCEDURE - Step 6

  6. REMOVE WASHER BRACKET (w/ Headlight Cleaner System) 

    HINT: 

    Use the same procedure described for the No. 2 washer bracket.

  7. REMOVE NO. 1 HEADLIGHT CLEANER HOSE (w/ Headlight Cleaner System) 
    1. Detach the clamp and remove the No. 1 headlight cleaner hose.
      GTY806264Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE NO. 4 ENGINE ROOM WIRE 
    1. w/ Panoramic View Monitor System:
      1. Disconnect the 6 connectors.
        NOTE:

        Do not apply excessive loads to the retainer. Otherwise, it may peel off.

    2. w/o Panoramic View Monitor System:
      1. Disconnect the 5 connectors.
        NOTE:

        Do not apply excessive loads to the retainer. Otherwise, it may peel off.

    3. Detach the clamp and remove the No. 4 engine room wire.
      GTY824625Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A w/ Panoramic View Monitor System - -
  9. REMOVE FRONT CORNER ULTRASONIC SENSOR 

    Refer to PROCEDURE - Step 3

  10. REMOVE FRONT CORNER ULTRASONIC SENSOR RETAINER 

    Refer to PROCEDURE - Step 4

  11. REMOVE FRONT CENTER ULTRASONIC SENSOR 

    Refer to PROCEDURE - Step 5

  12. REMOVE FRONT ULTRASONIC SENSOR CLIP 

    Refer to PROCEDURE - Step 6

  13. REMOVE RADIATOR GRILLE PROTECTOR 
    1. Detach the clip and double-sided tape and remove the radiator grille protector.
      GTY796799Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction Double-sided Tape
  14. REMOVE UPPER RADIATOR GRILLE 
    1. Remove the 6 screws.
    2. Remove the 4 clips.
    3. Detach the guide and remove the upper radiator grille.
      GTY812250Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Screw Clip
  15. REMOVE FRONT BUMPER NO. 2 SIDE RETAINER LH 

    HINT: 

    When removing the front bumper No. 2 side retainer LH, heat the front bumper cover and front bumper No. 2 side retainer LH using a heat light.

    Standard

    Item Temperature
    Front Bumper Cover 20 to 30°C (68 to 86°F)
    Front Bumper No. 2 Side Retainer LH 20 to 30°C (68 to 86°F)
    WARNING:
    • Do not touch the heat light and heated parts.
    • Touching the heat light may result in burns.
    • Touching heated parts for a long time may result in burns.
    GTY812843Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *a Heated Part
    *b Heat Light
    1. Remove the front bumper No. 2 side retainer LH.
      GTY819496Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Double-sided Tape
  16. REMOVE FRONT BUMPER NO. 2 SIDE RETAINER RH 

    HINT: 

    Use the same procedure described for the LH side.

  17. REMOVE FRONT BUMPER REINFORCEMENT EXTENSION LH 
    1. Remove the 4 screws.
      GTY775377Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Screw
      Clip
    2. Remove the clip and front bumper reinforcement extension LH.
    3. Remove the grommet from the front bumper reinforcement extension LH.
      GTY775337Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  18. REMOVE FRONT BUMPER REINFORCEMENT EXTENSION RH 

    HINT: 

    Use the same procedure described for the LH side.

  19. REMOVE RADIATOR GRILLE BRACKET LH 
    1. Remove the 2 screws.
      GTY806153Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the claw and remove the radiator grille bracket LH as shown in the illustration.
      GTY789947Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
  20. REMOVE RADIATOR GRILLE BRACKET RH 

    HINT: 

    Use the same procedure described for the LH side.

  21. REMOVE RADIATOR GRILLE SIDE MOULDING LH 
    1. Remove the 2 screws.
      GTY806157Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. GTY838373Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction

      Detach the claw and guide and remove the radiator grille side moulding LH as shown in the illustration.

  22. REMOVE RADIATOR GRILLE SIDE MOULDING RH 

    HINT: 

    Use the same procedure described for the LH side.

  23. REMOVE FRONT BUMPER RETAINER 

    HINT: 

    • When removing the front bumper retainer, heat the front bumper cover and front bumper retainer using a heat light.
    • Use the same procedure for the RH and LH side.

    Standard

    Item Temperature
    Front Bumper Cover 20 to 30°C (68 to 86°F)
    Front Bumper Retainer 20 to 30°C (68 to 86°F)
    WARNING:
    • Do not touch the heat light and heated parts.
    • Touching the heat light may result in burns.
    • Touching heated parts for a long time may result in burns.
    GTY812843Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *a Heated Part
    *b Heat Light
    1. Remove the 2 front bumper retainers.
      GTY784788Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Double-sided Tape
  24. REMOVE FRONT BUMPER HOLE COVER RH 
    1. Detach the claw.
      GTY832456Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
    2. Detach the anti-drop hook and remove the front bumper hole cover RH as shown in the illustration.
  25. REMOVE FRONT TELEVISION CAMERA ASSEMBLY (w/ Panoramic View Monitor System) 

    Refer to PROCEDURE - Step 2

  26. REMOVE MILLIMETER WAVE RADAR SENSOR ASSEMBLY 
    1. for Stereo Camera Type:

      Refer to PROCEDURE - Step 2

    2. for Mono Camera Type:

      Refer to PROCEDURE - Step 3

  27. REMOVE RADIATOR GRILLE SEAL 

    HINT: 

    When removing the radiator grille seal, heat the radiator grille assembly and radiator grille seal using a heat light.

    Standard

    Item Temperature
    Radiator Grille Assembly 20 to 30°C (68 to 86°F)
    Radiator Grille Seal 20 to 30°C (68 to 86°F)
    WARNING:
    • Do not touch the heat light and heated parts.
    • Touching the heat light may result in burns.
    • Touching heated parts for a long time may result in burns.
    GTY812843Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *a Heated Part
    *b Heat Light
    1. GTY775338Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Remove the radiator grille seal.

  28. REMOVE RADIATOR GRILLE ASSEMBLY 
    1. Remove the 17 screws.
      GTY806171Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the claw and guide and remove the radiator grille assembly as shown in the illustration.
      GTY835849Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction - -
  29. REMOVE FRONT BUMPER EXTENSION MOUNTING BRACKET 
    1. Remove the 2 screws and front bumper extension mounting bracket.
      GTY806182Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  30. REMOVE RADIATOR GRILLE (OR FRONT PANEL) EMBLEM 
    1. Remove the 2 screws.
      GTY806122Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the claw and guide and remove the radiator grille (or front panel) emblem as shown in the illustration.
      GTY818716Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
  31. REMOVE NUT 
    1. Remove the 2 nuts.
      GTY776150Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  32. REMOVE RADIATOR GRILLE MOULDING 
    1. Remove the 4 screws.
      GTY806126Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the claw and remove the radiator grille moulding as shown in the illustration.
      GTY800193Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
  33. REMOVE UPPER RADIATOR SEAL 

    HINT: 

    When removing the upper radiator seal, heat the radiator grille moulding and upper radiator seal using a heat light.

    Standard

    Item Temperature
    Radiator Grille Moulding 20 to 30°C (68 to 86°F)
    Upper Radiator Seal 20 to 30°C (68 to 86°F)
    WARNING:
    • Do not touch the heat light and heated parts.
    • Touching the heat light may result in burns.
    • Touching heated parts for a long time may result in burns.
    GTY812843Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *a Heated Part
    *b Heat Light
    1. Remove the upper radiator seal.
      GTY775334Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  34. REMOVE LOWER RADIATOR GRILLE MOULDING 
    1. Remove the screw.
      GTY806128Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the claw and remove the lower radiator grille moulding as shown in the illustration.
      GTY786861Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
  35. REMOVE NO. 1 MOULDING TAPE 

    HINT: 

    • When removing the No. 1 moulding tape, heat the front bumper cover and No. 1 moulding tape using a heat light.
    • Use the same procedure for the RH and LH side.

    Standard

    Item Temperature
    Front Bumper Cover 20 to 30°C (68 to 86°F)
    No. 1 Moulding Tape 20 to 30°C (68 to 86°F)
    WARNING:
    • Do not touch the heat light and heated parts.
    • Touching the heat light may result in burns.
    • Touching heated parts for a long time may result in burns.
    GTY812843Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *a Heated Part
    *b Heat Light
    1. Remove the No. 1 moulding tape.
      GTY795579Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  36. REMOVE FRONT BUMPER ENERGY ABSORBER SUB-ASSEMBLY 
    1. Check that the power switch off.
    2. Check that the cable is disconnected from the negative (-) auxiliary battery terminal.
      WARNING:
      GTY581108Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.

    3. Disconnect the 2 connectors of the pedestrian detection chamber assembly.
      GTY806247Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      When disconnecting any pedestrian detection chamber assembly connector, take care not to damage the pedestrian detection chamber assembly wire harness.

      1. Push down the housing lock and slide the CPA. (At this time, the connector cannot be disconnected yet.)
        GTY836625Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Housing Lock *b CPA
        *c CPA Upper Part *d Connector Lock is Released
      2. Push the housing lock again and disconnect the connector.
        NOTE:

        Do not push down the upper part of the CPA shown in the illustration when disconnecting the pedestrian detection chamber assembly connector.

      3. After disconnecting the connector, check that the position of the housing lock is correct as shown in the illustration.
        GTY824218Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a CPA *b Housing
        *c Correct *d Incorrect
    4. Remove the 2 bolts.
      GTY806248Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Detach the claw and guide and remove the front bumper absorber sub-assembly as shown in the illustration.
      GTY816885Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
  37. REMOVE FRONT BUMPER NO. 2 ENERGY ABSORBER 
    1. Remove the bolt and front bumper No. 2 energy absorber.
      GTY806246Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  38. REMOVE LOWER ARM BRACKET BRACE SUB-ASSEMBLY LH 
    1. Remove the 2 bolts and lower arm bracket brace sub-assembly LH.
      GTY806255Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  39. REMOVE LOWER ARM BRACKET BRACE SUB-ASSEMBLY RH 

    HINT: 

    Use the same procedure described for the LH side.

  40. REMOVE FRONT BUMPER SIDE RETAINER LH 
    1. Remove the bolt.
      GTY806258Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. GTY834598Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 90°
      Rotation Direction
      Remove in this Direction

      Using a screwdriver, turn the clip 90° and detach the clip and remove the front bumper side retainer as shown in the illustration.

  41. REMOVE FRONT BUMPER SIDE RETAINER RH 

    HINT: 

    Use the same procedure described for the LH side.

  42. REMOVE HEADLIGHT ASSEMBLY LH 

    Refer to REMOVAL [10/2017 - 10/2020]

  43. REMOVE HEADLIGHT ASSEMBLY RH 

    HINT: 

    Use the same procedure described for the LH side.

  44. REMOVE FRONT BUMPER REINFORCEMENT SUB-ASSEMBLY 
    1. Remove the 8 bolts.
      GTY834089Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the guide and remove the front bumper reinforcement sub-assembly as shown in the illustration.
      GTY782060Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
  45. REMOVE FRONT BUMPER NO. 2 REINFORCEMENT SUB-ASSEMBLY 
    1. Remove the 6 nuts and front bumper No. 2 reinforcement sub-assembly.
      GTY806256Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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