2021 Lexus LS 500 Base, RWDFACTORY OEM SERVICE PROCEDURE

Removal [12/2017 - ]: Procedure

  1. REMOVE V-BANK COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 11 [12/2017 - 09/2018] , or refer to PROCEDURE - Step 11 [09/2018 - 10/2020] , or refer to PROCEDURE - Step 11 [10/2020 - 10/2022] , or refer to PROCEDURE - Step 11 [10/2022 - 10/2023] , or refer to PROCEDURE - Step 11 [10/2023 - ]

  2. REMOVE RADIATOR COVER PLATE 

    Refer to PROCEDURE - Step 9 [12/2017 - 09/2018] , or refer to PROCEDURE - Step 9 [09/2018 - 10/2020] , or refer to PROCEDURE - Step 9 [10/2020 - 10/2022] , or refer to PROCEDURE - Step 9 [10/2022 - 10/2023] , or refer to PROCEDURE - Step 9 [10/2023 - ]

  3. REMOVE UPPER RADIATOR SUPPORT SEAL 

    Refer to PROCEDURE - Step 8 [12/2017 - 09/2018] , or refer to PROCEDURE - Step 8 [09/2018 - 10/2020] , or refer to PROCEDURE - Step 8 [10/2020 - 10/2022] , or refer to PROCEDURE - Step 8 [10/2022 - 10/2023] , or refer to PROCEDURE - Step 8 [10/2023 - ]

  4. REMOVE LOWER RADIATOR AIR DEFLECTOR 

    Refer to PROCEDURE - Step 10 [12/2017 - 09/2018] , or refer to PROCEDURE - Step 10 [09/2018 - 10/2020] , or refer to PROCEDURE - Step 10 [10/2020 - 10/2022] , or refer to PROCEDURE - Step 10 [10/2022 - 10/2023] , or refer to PROCEDURE - Step 10 [10/2023 - ]

  5. REMOVE NO. 1 TURBO PRESSURE SENSOR 
    1. for Bank 1:
      1. Disconnect the No. 1 turbo pressure sensor connector.
        GTY817293Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Disconnect the No. 4 air hose from No. 1 turbo pressure sensor.
      3. Remove the bolt and No. 1 turbo pressure sensor.
    2. for Bank 2:
      1. Disconnect the No. 1 turbo pressure sensor connector.
        GTY836536Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Disconnect the No. 5 air hose from the No. 1 turbo pressure sensor.
      3. Remove the bolt and No. 1 turbo pressure sensor.
  6. REMOVE NO. 3 TURBO PRESSURE SENSOR 
    1. Disconnect the No. 3 turbo pressure sensor connector.
      GTY817292Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 bolts and No. 3 turbo pressure sensor.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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