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Home >> Lexus >> 2021 >> ES 250 Luxury >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical System (A25A-FKS) - Service Information (1 Of 3) >> Cylinder Head Gasket >> Removal [08/2021 - 09/2022] >> Procedure

Removal [08/2021 - 09/2022]: Procedure

  1. INSTALL ENGINE ASSEMBLY TO ENGINE STAND 

    Refer to REMOVAL [08/2021 - 09/2022]

  2. REMOVE ENGINE HANGERS 

    Refer to PROCEDURE - Step 67

  3. REMOVE V-RIBBED BELT 

    Refer to PROCEDURE - Step 5

  4. REMOVE GENERATOR ASSEMBLY 

    Refer to PROCEDURE - Step 5

  5. REMOVE COMPRESSOR ASSEMBLY WITH PULLEY 

    Refer to PROCEDURE - Step 4

  6. REMOVE NO. 2 ENGINE COVER 

    Refer to PROCEDURE - Step 5

  7. REMOVE V-RIBBED BELT TENSIONER ASSEMBLY 

    Refer to PROCEDURE - Step 6

  8. REMOVE TIMING GEAR COVER INSULATOR 

    Refer to PROCEDURE - Step 8

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

    Refer to PROCEDURE - Step 9

  10. REMOVE FLOW SHUTTING VALVE (WATER BY-PASS HOSE ASSEMBLY) 

    Refer to PROCEDURE - Step 10

  11. SEPARATE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR 

    Refer to PROCEDURE - Step 16

  12. REMOVE MANIFOLD STAY 

    Refer to PROCEDURE - Step 18

  13. REMOVE EXHAUST MANIFOLD (TWC: Front Catalyst) 

    Refer to PROCEDURE - Step 19

  14. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY 

    Refer to PROCEDURE - Step 4

  15. REMOVE THROTTLE BODY GASKET 

    Refer to PROCEDURE - Step 5

  16. REMOVE EGR COOLER ASSEMBLY 

    Refer to PROCEDURE - Step 4

  17. REMOVE NO. 1 EGR PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 6

  18. REMOVE EGR VALVE ASSEMBLY 

    Refer to PROCEDURE - Step 18

  19. REMOVE NO. 3 WATER BY-PASS PIPE 

    Refer to PROCEDURE - Step 19

  20. REMOVE NO. 2 WATER BY-PASS PIPE 

    Refer to PROCEDURE - Step 20

  21. REMOVE INTAKE MANIFOLD 

    Refer to PROCEDURE - Step 11

  22. REMOVE NO. 1 INTAKE MANIFOLD TO HEAD GASKET 

    Refer to PROCEDURE - Step 12

  23. DISCONNECT FUEL TUBE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 6

  24. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 24

  25. REMOVE FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY (for High Pressure) 

    Refer to PROCEDURE - Step 8

  26. REMOVE NO. 7 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 26

  27. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 3

  28. REMOVE NO. 1 DELIVERY PIPE SPACER 

    Refer to PROCEDURE - Step 4

  29. REMOVE INJECTOR VIBRATION INSULATOR 

    Refer to PROCEDURE - Step 5

  30. REMOVE NO. 5 ENGINE WIRE 

    Refer to PROCEDURE - Step 6

  31. REMOVE PORT FUEL INJECTOR ASSEMBLY 

    Refer to PROCEDURE - Step 7

  32. REMOVE FUEL DELIVERY PIPE 

    Refer to PROCEDURE - Step 2

  33. REMOVE DIRECT FUEL INJECTOR ASSEMBLY 

    Refer to PROCEDURE - Step 3

  34. REMOVE FUEL INJECTOR SEAL 

    Refer to PROCEDURE - Step 4

  35. REMOVE IGNITION COIL ASSEMBLY 

    Refer to PROCEDURE - Step 2

  36. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE 

    Refer to PROCEDURE - Step 39

  37. REMOVE PURGE VALVE (PURGE VSV) 

    Refer to PROCEDURE - Step 1

  38. REMOVE OIL PRESSURE CONTROL VALVE ASSEMBLY 

    Refer to PROCEDURE - Step 2

  39. REMOVE CAMSHAFT POSITION SENSOR (for Intake Side) 

    Refer to PROCEDURE - Step 2

  40. REMOVE CAMSHAFT POSITION SENSOR (for Exhaust Side) 

    Refer to PROCEDURE - Step 3

  41. REMOVE CAM TIMING OIL CONTROL SOLENOID ASSEMBLY 

    Refer to PROCEDURE - Step 4

  42. REMOVE O-RING 

    Refer to PROCEDURE - Step 5

  43. REMOVE CAM TIMING CONTROL MOTOR WITH EDU ASSEMBLY 

    Refer to PROCEDURE - Step 6

  44. REMOVE CAM TIMING CONTROL MOTOR O-RING 

    Refer to PROCEDURE - Step 7

  45. REMOVE VACUUM PUMP ASSEMBLY 

    Refer to PROCEDURE - Step 3

  46. REMOVE CRANKSHAFT PULLEY ASSEMBLY 

    Refer to PROCEDURE - Step 18

  47. REMOVE WATER OUTLET 

    Refer to PROCEDURE - Step 19

  48. REMOVE OUTLET WATER BY-PASS SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 20

  49. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 21

  50. REMOVE SPARK PLUG TUBE GASKET 

    Refer to PROCEDURE - Step 22

  51. REMOVE ENGINE MOUNTING BRACKET RH 

    Refer to PROCEDURE - Step 23

  52. REMOVE NO. 2 TIMING CHAIN COVER ASSEMBLY 

    Refer to PROCEDURE - Step 26

  53. REMOVE TIMING CHAIN COVER OIL SEAL 

    Refer to PROCEDURE - Step 27

  54. SET NO. 1 CYLINDER TO TDC (COMPRESSION) 

    Refer to PROCEDURE - Step 28

  55. REMOVE OIL PUMP DRIVE CHAIN SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 29

  56. REMOVE CAMSHAFT TIMING GEAR ASSEMBLY 

    Refer to PROCEDURE - Step 30

  57. REMOVE CHAIN SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 31

  58. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY 

    Refer to PROCEDURE - Step 32

  59. REMOVE CHAIN TENSIONER SLIPPER 

    Refer to PROCEDURE - Step 33

  60. REMOVE NO. 1 CHAIN VIBRATION DAMPER 

    Refer to PROCEDURE - Step 34

  61. REMOVE CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY 

    Refer to PROCEDURE - Step 35

  62. REMOVE TIMING CHAIN COVER ASSEMBLY 

    Refer to PROCEDURE - Step 36

  63. REMOVE FUEL PUMP LIFTER GUIDE 

    Refer to PROCEDURE - Step 39

  64. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 40

  65. REMOVE CAMSHAFT BEARING CAP 

    Refer to PROCEDURE - Step 41

  66. REMOVE CAMSHAFT 

    Refer to PROCEDURE - Step 42

  67. REMOVE NO. 2 CAMSHAFT 

    Refer to PROCEDURE - Step 43

  68. REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 45

  69. REMOVE VALVE LASH ADJUSTER ASSEMBLY 

    Refer to PROCEDURE - Step 46

  70. REMOVE VALVE STEM CAP 

    Refer to PROCEDURE - Step 47

  71. REMOVE CYLINDER HEAD SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 49

  72. REMOVE CYLINDER HEAD GASKET 
    GTY759932Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the cylinder head gasket from the cylinder block sub-assembly.
  73. INSPECT CYLINDER HEAD SET BOLT 

    Refer to PROCEDURE - Step 18

  74. INSPECT CYLINDER HEAD SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 1