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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. REMOVE DRIVE SHAFT BEARING BRACKET 
    1. GTY1074089Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE COMPRESSOR WITH MOTOR ASSEMBLY 
    1. GTY1075686Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt Nut
      1. Remove the bolt and 2 nuts.
      2. Using an E8 "TORX" socket wrench, remove the 2 stud bolts and compressor with motor assembly.
  3. REMOVE NO. 2 WATER BY-PASS PIPE SUB-ASSEMBLY 
    1. GTY997606Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE FLOW SHUTTING VALVE (WATER BY-PASS HOSE ASSEMBLY) 
    1. GTY1130291Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR 
    WARNING:

    To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.
    1. GTY1080754Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE MANIFOLD STAY 
    Refer to PROCEDURE - Step 11
  7. REMOVE EXHAUST MANIFOLD 
    Refer to PROCEDURE - Step 12
  8. REMOVE EXHAUST MANIFOLD TO HEAD GASKET 

    Refer to PROCEDURE - Step 13

  9. DISCONNECT NO. 5 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 7

  10. SEPARATE THROTTLE BODY WITH MOTOR ASSEMBLY 
    Refer to PROCEDURE - Step 8
  11. DISCONNECT NO. 6 WATER BY-PASS HOSE 
    Refer to PROCEDURE - Step 9
  12. REMOVE THROTTLE BODY GASKET 

    Refer to PROCEDURE - Step 10

  13. DISCONNECT NO. 3 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 3

  14. DISCONNECT NO. 4 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 4

  15. REMOVE EGR COOLER ASSEMBLY 

    Refer to PROCEDURE - Step 5

  16. REMOVE EGR VALVE GASKET 

    Refer to PROCEDURE - Step 6

  17. REMOVE NO. 1 EGR COOLER GASKET 

    Refer to PROCEDURE - Step 7

  18. REMOVE NO. 1 EGR PIPE SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 5
  19. REMOVE EGR VALVE ADAPTER GASKET 

    Refer to PROCEDURE - Step 6

  20. REMOVE EGR INLET GASKET 

    Refer to PROCEDURE - Step 7

  21. DISCONNECT NO. 4 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 8

  22. DISCONNECT NO. 8 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 9

  23. REMOVE EGR VALVE ASSEMBLY 
    Refer to PROCEDURE - Step 10
  24. REMOVE NO. 3 WATER BY-PASS PIPE 
    1. GTY1076066Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using an 8 mm socket wrench, remove the bolt and disconnect the No. 3 water by-pass pipe from the intake manifold.
      2. Slide the clip and remove the No. 3 water by-pass pipe from the water outlet.
  25. REMOVE NO. 2 WATER BY-PASS PIPE 
    1. GTY1075475Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the bolt (A).
      2. Using an 8 mm socket wrench, remove the 2 bolts (B) and No. 2 water by-pass pipe.
  26. REMOVE INTAKE MANIFOLD 
    Refer to PROCEDURE - Step 14
  27. REMOVE NO. 1 INTAKE MANIFOLD TO HEAD GASKET 

    Refer to PROCEDURE - Step 15

  28. REMOVE FUEL PIPE CLAMP 

    Refer to PROCEDURE - Step 7

  29. DISCONNECT FUEL TUBE SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 8
  30. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 9
  31. REMOVE FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY 
    Refer to PROCEDURE - Step 10
  32. REMOVE FUEL PUMP SPACER GASKET 

    Refer to PROCEDURE - Step 11

  33. REMOVE FUEL PUMP LIFTER ASSEMBLY 

    Refer to PROCEDURE - Step 12

  34. REMOVE NO. 7 WATER BY-PASS HOSE 
    1. GTY997636Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  35. REMOVE SENSOR WIRE 
    1. GTY1077501Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disconnect the 3 connectors.
      2. Disengage the 3 clamps.
      3. Using an 8 mm socket wrench, remove the bolt and sensor wire from the water inlet with thermostat sub-assembly.
  36. REMOVE NO. 6 ENGINE WIRE 
    1. GTY997954Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  37. REMOVE WIRE HARNESS CLAMP BRACKET 
    1. GTY1076014Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using an 8 mm socket wrench, remove the 2 bolts and wire harness clamp bracket from the No. 1 ventilation case.
  38. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 14
  39. REMOVE NO. 1 DELIVERY PIPE SPACER 

    Refer to PROCEDURE - Step 15

  40. REMOVE INJECTOR VIBRATION INSULATOR 

    Refer to PROCEDURE - Step 16

  41. REMOVE NO. 5 ENGINE WIRE 

    Refer to PROCEDURE - Step 17

  42. REMOVE PORT FUEL INJECTOR ASSEMBLY 
    Refer to PROCEDURE - Step 18
  43. REMOVE FUEL DELIVERY PIPE 
    Refer to PROCEDURE - Step 13
  44. REMOVE DIRECT FUEL INJECTOR ASSEMBLY 
    Refer to PROCEDURE - Step 14
  45. REMOVE NOZZLE HOLDER CLAMP 

    Refer to PROCEDURE - Step 15

  46. REMOVE NO. 3 FUEL INJECTOR BACK-UP RING 
    Refer to PROCEDURE - Step 16
  47. REMOVE NO. 1 FUEL INJECTOR BACK-UP RING 

    Refer to PROCEDURE - Step 17

  48. REMOVE C-RING 

    Refer to PROCEDURE - Step 18

  49. REMOVE INJECTOR VIBRATION INSULATOR 

    Refer to PROCEDURE - Step 19

  50. REMOVE FUEL INJECTOR SEAL 
    Refer to PROCEDURE - Step 20
  51. REMOVE IGNITION COIL ASSEMBLY 
    Refer to PROCEDURE - Step 2
  52. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE 
    1. GTY1075773Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the engine oil level dipstick.
      2. Using an 8 mm socket wrench, remove the bolt and engine oil level dipstick guide from the camshaft housing sub-assembly.
      3. Remove the O-ring from the engine oil level dipstick guide.
  53. REMOVE NO. 3 EXHAUST MANIFOLD HEAT INSULATOR 
    1. GTY997953Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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