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Removal [11/2021 - ]: Procedure

WARNING: This page is about a different car, the 2024 Lexus IS 500, 2023 Lexus IS 500, and 2022 Lexus IS 500. However, it is still accessible from the selected car via links, so may be relevant.
  1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM 

    Refer to PROCEDURE - Step 1

  2. DISCHARGE FUEL SYSTEM PRESSURE 

    Refer to PRECAUTION [11/2021 - 09/2022] , or refer to PRECAUTION [09/2022 - ]

  3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

    Refer to INITIALIZATION [11/2021 - 09/2022] , or refer to INITIALIZATION [09/2022 - 10/2023] , or refer to INITIALIZATION [10/2023 - ]

  4. DRAIN ENGINE OIL 

    See step  1

  5. DRAIN ENGINE COOLANT 

    Refer to PROCEDURE - Step 3

  6. DRAIN AUTOMATIC TRANSMISSION FLUID 

    Refer to PROCEDURE - Step 3

  7. REMOVE RADIATOR ASSEMBLY 

    Refer to REMOVAL [11/2021 - ]

  8. REMOVE V-BANK COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 2

  9. REMOVE COOL AIR INTAKE DUCT SEAL 

    Refer to PROCEDURE - Step 1

  10. REMOVE ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 10

  11. REMOVE INLET NO. 1 AIR CLEANER 

    Refer to PROCEDURE - Step 5

  12. DISCONNECT VENTILATION HOSE 

    Refer to PROCEDURE - Step 5

  13. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE 

    Refer to PROCEDURE - Step 6

  14. REMOVE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 23

  15. REMOVE AIR CLEANER CASE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 24

  16. REMOVE RADIATOR RESERVE TANK ASSEMBLY 

    Refer to PROCEDURE - Step 11

  17. DISCONNECT NO. 1 RADIATOR HOSE 

    Refer to PROCEDURE - Step 26

  18. DISCONNECT NO. 2 RADIATOR HOSE 

    Refer to PROCEDURE - Step 27

  19. DISCONNECT NO. 1 OIL COOLER INLET HOSE 

    Refer to PROCEDURE - Step 28

  20. DISCONNECT NO. 1 OIL COOLER OUTLET HOSE 

    Refer to PROCEDURE - Step 29

  21. REMOVE POWER STEERING ECU ASSEMBLY 

    Refer to REMOVAL [09/2020 - ]

  22. REMOVE BATTERY TRAY 

    Refer to PROCEDURE - Step 4

  23. SEPARATE NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY 

    Refer to PROCEDURE - Step 5

  24. SEPARATE NO. 3 ENGINE ROOM RELAY BLOCK ASSEMBLY 

    Refer to PROCEDURE - Step 6

  25. REMOVE FUEL PUMP WITH SEAL SUB-ASSEMBLY (for Bank 1) 

    Refer to REMOVAL [11/2021 - ]

  26. REMOVE FUEL PUMP WITH SEAL SUB-ASSEMBLY (for Bank 2) 

    Refer to REMOVAL [11/2021 - ]

  27. REMOVE COMPRESSOR ASSEMBLY WITH PULLEY 

    Refer to REMOVAL [11/2021 - 09/2022] , or refer to REMOVAL [09/2022 - ]

  28. REMOVE GENERATOR ASSEMBLY 

    Refer to PROCEDURE - Step 8

  29. REMOVE NO. 2 IDLER PULLEY SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 36

  30. REMOVE OIL PUMP DRIVE SHAFT PULLEY 

    Refer to PROCEDURE - Step 37

  31. REMOVE WATER PUMP PULLEY 

    Refer to PROCEDURE - Step 38

  32. REMOVE WATER INLET HOUSING 

    Refer to PROCEDURE - Step 10

  33. REMOVE NO. 2 WATER BY-PASS PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 43

  34. REMOVE IGNITION COIL ASSEMBLY 

    Refer to PROCEDURE - Step 7

  35. REMOVE NO. 4 V-BANK COVER BRACKET SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 47

  36. REMOVE NO. 3 V-BANK COVER BRACKET SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 48

  37. REMOVE FRONT WATER BY-PASS JOINT 

    Refer to PROCEDURE - Step 16

  38. REMOVE OIL FILTER BRACKET 

    Refer to PROCEDURE - Step 19

  39. REMOVE CRANKSHAFT PULLEY 

    Refer to PROCEDURE - Step 3

  40. REMOVE CRANKSHAFT TIMING GEAR KEY 

    Refer to PROCEDURE - Step 4

  41. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY LH 

    Refer to PROCEDURE - Step 23

  42. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 24

  43. REMOVE SPARK PLUG TUBE GASKET 

    Refer to PROCEDURE - Step 25

  44. REMOVE V-RIBBED BELT TENSIONER ASSEMBLY 

    Refer to PROCEDURE - Step 28

  45. REMOVE CAMSHAFT TIMING CONTROL MOTOR WITH EDU ASSEMBLY LH 

    Refer to PROCEDURE - Step 3

  46. REMOVE CAMSHAFT TIMING CONTROL MOTOR WITH EDU ASSEMBLY RH 

    Refer to PROCEDURE - Step 9

  47. REMOVE TIMING CHAIN COVER ASSEMBLY 
    1. Remove the 30 bolts and nut shown in the illustration.
      GTY516916Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Nut
    2. Remove the timing chain cover assembly by prying between the timing chain cover assembly, cylinder head sub-assembly, cylinder head LH and cylinder block sub-assembly with a screwdriver.
      NOTE:

      Be careful not to damage the contact surfaces of the cylinder head sub-assembly, cylinder head LH, cylinder block sub-assembly and timing chain cover assembly.

      HINT: 

      Tape the screwdriver tip before use.

      GTY499729Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Protective Tape
    3. Remove the oil pump gasket from the cylinder block sub-assembly.
      GTY502490Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the O-ring from the cylinder block sub-assembly.
      GTY502491Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  48. REMOVE TIMING GEAR CASE OR TIMING CHAIN CASE OIL SEAL 

    Refer to PROCEDURE - Step 5

  49. REMOVE INLET WATER PIPE 

    Refer to PROCEDURE - Step 33

  50. REMOVE NO. 1 OIL PIPE 

    See step  2

  51. REMOVE NO. 2 OIL PIPE 

    See step  3

  52. REMOVE NO. 3 OIL PIPE 

    See step  4

  53. REMOVE SCAVENGING PUMP ASSEMBLY 

    See step  5

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