LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2024 >> NX 250 FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 67 (Engine Mechanical System - Service Information (1 Of 4)) >> Cylinder Head Gasket >> Removal [03/2022 - ] >> Procedure

Removal [03/2022 - ]: Procedure

WARNING: This page is about a different car, the 2025 Lexus NX 350h, 2024 Lexus NX 350h, 2023 Lexus NX 350h, and 2022 Lexus NX 350h. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSTALL ENGINE ASSEMBLY TO ENGINE STAND 

    Refer to REMOVAL [11/2021 - 03/2024] , or refer to REMOVAL [03/2024 - ]

  2. REMOVE ENGINE HANGERS 
  3. REMOVE COMPRESSOR WITH MOTOR ASSEMBLY 
    Refer to PROCEDURE - Step 2
  4. REMOVE NO. 2 WATER BY-PASS PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 3

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

    Refer to PROCEDURE - Step 4

  6. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR 
    Refer to PROCEDURE - Step 5
  7. REMOVE MANIFOLD STAY 
    Refer to PROCEDURE - Step 13
  8. REMOVE EXHAUST MANIFOLD (TWC: Front Catalyst) 
    Refer to PROCEDURE - Step 16
  9. REMOVE EXHAUST MANIFOLD TO HEAD GASKET 

    Refer to PROCEDURE - Step 17

  10. DISCONNECT NO. 5 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 7

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

    Refer to PROCEDURE - Step 10

  14. DISCONNECT NO. 3 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 3

  15. DISCONNECT NO. 4 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 4

  16. REMOVE EGR COOLER ASSEMBLY 

    Refer to PROCEDURE - Step 5

  17. REMOVE EGR VALVE GASKET 

    Refer to PROCEDURE - Step 6

  18. REMOVE NO. 1 EGR COOLER GASKET 

    Refer to PROCEDURE - Step 7

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

    Refer to PROCEDURE - Step 6

  21. REMOVE EGR INLET GASKET 

    Refer to PROCEDURE - Step 7

  22. DISCONNECT NO. 4 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 8

  23. DISCONNECT NO. 8 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 9

  24. REMOVE EGR VALVE ASSEMBLY 
    Refer to PROCEDURE - Step 10
  25. REMOVE NO. 3 WATER BY-PASS PIPE 
    Refer to PROCEDURE - Step 24
  26. REMOVE NO. 2 WATER BY-PASS PIPE 
    Refer to PROCEDURE - Step 25
  27. REMOVE INTAKE MANIFOLD 
    Refer to PROCEDURE - Step 14
  28. REMOVE NO. 1 INTAKE MANIFOLD TO HEAD GASKET 

    Refer to PROCEDURE - Step 15

  29. REMOVE FUEL PIPE CLAMP 

    Refer to PROCEDURE - Step 7

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

    Refer to PROCEDURE - Step 11

  34. REMOVE FUEL PUMP LIFTER ASSEMBLY 

    Refer to PROCEDURE - Step 12

  35. REMOVE NO. 7 WATER BY-PASS HOSE 

    Refer to PROCEDURE - Step 34

  36. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 14
  37. REMOVE NO. 1 DELIVERY PIPE SPACER 

    Refer to PROCEDURE - Step 15

  38. REMOVE INJECTOR VIBRATION INSULATOR 

    Refer to PROCEDURE - Step 16

  39. REMOVE NO. 5 ENGINE WIRE 

    Refer to PROCEDURE - Step 17

  40. REMOVE PORT FUEL INJECTOR ASSEMBLY 
    Refer to PROCEDURE - Step 18
  41. DISCONNECT WIRE HARNESS 

    Refer to PROCEDURE - Step 12

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

    Refer to PROCEDURE - Step 15

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

    Refer to PROCEDURE - Step 17

  47. REMOVE C-RING 

    Refer to PROCEDURE - Step 18

  48. REMOVE INJECTOR VIBRATION INSULATOR 

    Refer to PROCEDURE - Step 19

  49. REMOVE FUEL INJECTOR SEAL 
    Refer to PROCEDURE - Step 20
  50. REMOVE IGNITION COIL ASSEMBLY 
    Refer to PROCEDURE - Step 2
  51. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE 
    Refer to PROCEDURE - Step 52
  52. REMOVE OIL PRESSURE CONTROL VALVE ASSEMBLY 
    Refer to PROCEDURE - Step 2
  53. REMOVE CAM TIMING OIL CONTROL SOLENOID ASSEMBLY 
    Refer to PROCEDURE - Step 3
  54. REMOVE CAM TIMING OIL CONTROL SOLENOID O-RING 
    Refer to PROCEDURE - Step 4
  55. REMOVE CAM TIMING CONTROL MOTOR WITH EDU ASSEMBLY 
    Refer to PROCEDURE - Step 6
  56. REMOVE CAM TIMING CONTROL MOTOR O-RING 

    Refer to PROCEDURE - Step 7

  57. DISCONNECT NO. 1 WATER BY-PASS HOSE 
    1. GTY996098Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  58. DISCONNECT NO. 2 WATER BY-PASS HOSE 
    1. GTY1001162Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  59. REMOVE CRANKSHAFT PULLEY ASSEMBLY 
    Refer to PROCEDURE - Step 24 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 24 [03/2024 - ]
  60. REMOVE WATER OUTLET 
    Refer to PROCEDURE - Step 25 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 25 [03/2024 - ]
  61. REMOVE WATER OUTLET GASKET 

    Refer to PROCEDURE - Step 26 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 26 [03/2024 - ]

  62. REMOVE WATER BY-PASS OUTLET 
    Refer to PROCEDURE - Step 27 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 27 [03/2024 - ]
  63. REMOVE WATER OUTLET PIPE GASKET 

    Refer to PROCEDURE - Step 28 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 28 [03/2024 - ]

  64. REMOVE CAMSHAFT POSITION SENSOR (for Intake Side) 
    Refer to PROCEDURE - Step 2
  65. REMOVE CAMSHAFT POSITION SENSOR (for Exhaust Side) 
    Refer to PROCEDURE - Step 3
  66. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 31 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 31 [03/2024 - ]
  67. REMOVE SPARK PLUG TUBE GASKET 
    Refer to PROCEDURE - Step 32 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 32 [03/2024 - ]
  68. REMOVE ENGINE MOUNTING BRACKET RH 
    Refer to PROCEDURE - Step 33 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 33 [03/2024 - ]
  69. REMOVE NO. 2 TIMING CHAIN COVER ASSEMBLY 
    Refer to PROCEDURE - Step 35 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 35 [03/2024 - ]
  70. REMOVE TIMING CHAIN COVER OIL SEAL 
    Refer to PROCEDURE - Step 36 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 36 [03/2024 - ]
  71. SET NO. 1 CYLINDER TO TDC (COMPRESSION) 
    Refer to PROCEDURE - Step 37 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 37 [03/2024 - ]
  72. REMOVE OIL PUMP DRIVE CHAIN SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 38 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 38 [03/2024 - ]
  73. REMOVE CAMSHAFT TIMING GEAR ASSEMBLY 
    Refer to PROCEDURE - Step 39 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 39 [03/2024 - ]
  74. REMOVE CHAIN SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 40 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 40 [03/2024 - ]

  75. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY 
    Refer to PROCEDURE - Step 41 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 41 [03/2024 - ]
  76. REMOVE CHAIN TENSIONER SLIPPER 

    Refer to PROCEDURE - Step 42 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 42 [03/2024 - ]

  77. REMOVE NO. 1 CHAIN VIBRATION DAMPER 

    Refer to PROCEDURE - Step 43 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 43 [03/2024 - ]

  78. REMOVE CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY 
    Refer to PROCEDURE - Step 44 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 44 [03/2024 - ]
  79. REMOVE TIMING CHAIN COVER ASSEMBLY 
    Refer to PROCEDURE - Step 45 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 45 [03/2024 - ]
  80. REMOVE FUEL PUMP LIFTER GUIDE 
    Refer to PROCEDURE - Step 48 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 48 [03/2024 - ]
  81. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 49 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 49 [03/2024 - ]
  82. REMOVE CAMSHAFT BEARING CAP 
    Refer to PROCEDURE - Step 50 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 50 [03/2024 - ]
  83. REMOVE CAMSHAFT 

    Refer to PROCEDURE - Step 51 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 51 [03/2024 - ]

  84. REMOVE NO. 2 CAMSHAFT 

    Refer to PROCEDURE - Step 52 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 52 [03/2024 - ]

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

    Refer to PROCEDURE - Step 54 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 54 [03/2024 - ]

  86. REMOVE VALVE LASH ADJUSTER ASSEMBLY 

    Refer to PROCEDURE - Step 55 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 55 [03/2024 - ]

  87. REMOVE VALVE STEM CAP 

    Refer to PROCEDURE - Step 56 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 56 [03/2024 - ]

  88. REMOVE CYLINDER HEAD SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 59 [03/2022 - 03/2024] , or refer to PROCEDURE - Step 59 [03/2024 - ]
  89. REMOVE CYLINDER HEAD GASKET 
    1. GTY996095Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  90. INSPECT CYLINDER HEAD SET BOLT 

    Refer to PROCEDURE - Step 18

  91. INSPECT CYLINDER HEAD SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 1

scientia non olet · About LEMON Manuals