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Removal [10/2022 - 08/2023]: Procedure

WARNING: This page is about a different car, the 2025 Lexus RX 450h+, 2025 Lexus RX 350h, 2024 Lexus RX 450h+, 2024 Lexus RX 350h, and 2023 Lexus RX 350h. However, it is still accessible from the selected car via links, so may be relevant.
  1. DRAIN ENGINE COOLANT (for Engine) 

    Refer to REPLACEMENT [10/2022 - 08/2023]

  2. REMOVE COOL AIR INTAKE DUCT SEAL 

    Refer to PROCEDURE - Step 1

  3. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 19
  4. REMOVE INLET AIR CLEANER ASSEMBLY 
    1. GTY1133159Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. DISCONNECT NO. 2 VENTILATION HOSE 
    1. GTY1076714Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE AIR CLEANER ASSEMBLY WITH AIR CLEANER HOSE 
    1. GTY1077109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Grommet *b Pin
  7. DISCONNECT NO. 5 WATER BY-PASS HOSE 
    1. GTY1076642Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. SEPARATE THROTTLE BODY WITH MOTOR ASSEMBLY 
    1. GTY1076892Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disconnect the throttle body with motor assembly connector.
      2. Using an 8 mm socket wrench, remove the 3 bolts and separate the throttle body with motor assembly from the intake manifold.
  9. DISCONNECT NO. 6 WATER BY-PASS HOSE 
    NOTE:

    If the throttle body with motor assembly has been struck or dropped, replace it.
    1. GTY1077473Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE THROTTLE BODY GASKET 
    1. GTY1076672Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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