LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2014 >> IS 350 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 113 (Engine Mechanical System (4GR-FSE) - Service Information (2 Of 2)) >> Engine Unit >> Disassembly [04/2013 - 08/2015] >> Procedure

Disassembly [04/2013 - 08/2015]: Procedure

WARNING: This page is about a different car, the 2015 Lexus IS 250 and 2014 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE NO. 2 FUEL DELIVERY PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 3

  2. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 4

  3. REMOVE FUEL INJECTOR ASSEMBLY 

    Refer to PROCEDURE - Step 5

  4. REMOVE FUEL INJECTOR SEAL 

    Refer to PROCEDURE - Step 6

  5. REMOVE OIL FILLER CAP SUB-ASSEMBLY 
    1. Remove the oil filler cap sub-assembly and gasket.
  6. REMOVE RADIATOR CAP SUB-ASSEMBLY 
    1. Remove the radiator cap sub-assembly.
  7. REMOVE SPARK PLUG 

    Refer to PROCEDURE - Step 3

  8. REMOVE OIL PAN DRAIN PLUG 
    1. Remove the oil pan drain plug and gasket.
  9. REMOVE PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY) 

    Refer to PROCEDURE - Step 2

  10. REMOVE VVT SENSOR (for Intake Side of Bank 1) 

    Refer to PROCEDURE - Step 2

  11. REMOVE VVT SENSOR (for Exhaust Side of Bank 1) 

    Refer to PROCEDURE - Step 3

  12. REMOVE VVT SENSOR (for Intake Side of Bank 2) 

    Refer to PROCEDURE - Step 4

  13. REMOVE VVT SENSOR (for Exhaust Side of Bank 2) 

    Refer to PROCEDURE - Step 5

  14. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Exhaust Side of Bank 1) 

    Refer to PROCEDURE - Step 2

  15. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Intake Side of Bank 1) 

    Refer to PROCEDURE - Step 3

  16. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Intake Side of Bank 2) 

    Refer to PROCEDURE - Step 5

  17. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Exhaust Side of Bank 2) 

    Refer to PROCEDURE - Step 4

  18. REMOVE ENGINE OIL LEVEL SENSOR 

    Refer to PROCEDURE - Step 4

  19. REMOVE ENGINE COOLANT TEMPERATURE SENSOR 

    Refer to PROCEDURE - Step 3

  20. REMOVE CRANKSHAFT POSITION SENSOR 

    Refer to PROCEDURE - Step 2

  21. REMOVE NO. 1 OIL PIPE 
    1. Remove the oil check valve bolt, oil pipe union, 3 gaskets and No. 1 oil pipe.
      GTY456939Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Oil Pipe Union
      *2 Oil Check Valve Bolt
    2. Remove the oil control valve filter LH.
      NOTE:

      Do not touch the mesh when removing the oil control valve filter LH.

  22. REMOVE NO. 2 OIL PIPE 
    1. Remove the oil check valve bolt, oil pipe union, 3 gaskets and No. 2 oil pipe.
      GTY465885Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Oil Pipe Union
      *2 Oil Check Valve Bolt
    2. Remove the oil control valve filter RH.
      NOTE:

      Do not touch the mesh when removing the oil control valve filter RH.

  23. REMOVE CYLINDER BLOCK WATER DRAIN COCK SUB-ASSEMBLY 
    1. Remove the 2 water drain cock plugs from the 2 cylinder block water drain cock sub-assemblies.
    2. Remove the 2 cylinder block water drain cock sub-assemblies from the cylinder block sub-assembly.
      GTY470791Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a for Bank 1
      *b for Bank 2
  24. REMOVE ENGINE OIL PRESSURE SWITCH ASSEMBLY 

    Refer to PROCEDURE - Step 4

  25. REMOVE OIL FILTER CAP ASSEMBLY (for 2WD) 

    Refer to PROCEDURE - Step 3

  26. REMOVE OIL FILTER CAP ASSEMBLY (for AWD) 

    Refer to PROCEDURE - Step 4

  27. REMOVE OIL FILTER BRACKET SUB-ASSEMBLY (for AWD) 
    1. Remove the bolt, 2 nuts and oil filter bracket sub-assembly.
      GTY468480Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the gasket.
  28. REMOVE CRANKSHAFT PULLEY 

    Refer to PROCEDURE - Step 4

  29. REMOVE WATER INLET SUB-ASSEMBLY 
    1. Disconnect the No. 3, No. 4 and No. 6 water by-pass hoses.
      GTY469812Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 4 Water By-pass Hose
      *2 No. 6 Water By-pass Hose
      *3 No. 3 Water By-pass Hose
    2. Remove the 4 bolts, nut and water inlet sub-assembly.
      GTY409316Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the No. 1 water inlet housing gasket and water outlet pipe O-ring.
      GTY469334Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Water Inlet Housing Gasket
      *2 Water Outlet Pipe O-ring
    4. Remove the No. 3, No. 4 and No. 6 water by-pass hoses.
      GTY466867Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 4 Water By-pass Hose
      *2 No. 6 Water By-pass Hose
      *3 No. 3 Water By-pass Hose
  30. REMOVE WATER INLET SUB-ASSEMBLY WITH THERMOSTAT 
    1. Remove the 3 nuts and water inlet with thermostat sub-assembly.
      GTY415147Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the water inlet housing gasket from the water inlet sub-assembly.
  31. REMOVE REAR WATER BY-PASS JOINT 
    1. Remove the 2 bolts, 4 nuts and rear water by-pass joint.
      GTY104823Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 water outlet gaskets and water outlet pipe O-ring.
      GTY418993Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  32. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY 
    1. Remove the 14 bolts, 2 cylinder head cover seal washers, cylinder head cover sub-assembly and cylinder head cover gasket.
      GTY102536Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 gaskets.
      GTY458884Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  33. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY LH 
    1. Remove the 12 bolts, cylinder head cover seal washer, cylinder head cover sub-assembly LH and cylinder head cover gasket LH.
      GTY459179Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Be careful of baffle plate
      NOTE:

      The baffle plate is located on the back of the portion shown in the illustration.

      Do not damage the baffle plate when removing the cylinder head cover sub-assembly LH.

    2. Remove the 3 gaskets.
      GTY458886Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  34. REMOVE SPARK PLUG TUBE GASKET 
    1. Pry up the claws of the ventilation baffle plate.
      GTY469730Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Claw
      NOTE:

      Do not deform the claws of the ventilation baffle plate more than necessary.

    2. Remove the 6 spark plug tube gaskets from the cylinder head cover sub-assemblies.
      NOTE:
      • As much as possible prevent the spark plug tube gaskets from being deformed. The removed spark plug tube gaskets will be used when reinstalling new spark plug tube gaskets.
      • Do not damage the cylinder head cover sub-assemblies.
  35. REMOVE NO. 2 OIL PAN SUB-ASSEMBLY 
    1. for 2WD:
      GTY459984Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Remove the 15 bolts and 2 nuts.

    2. for AWD:
      1. Remove the 14 bolts and 2 nuts.
        GTY461898Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Insert the blade of an oil pan seal cutter between the oil pan sub-assembly and No. 2 oil pan sub-assembly. Cut through the applied sealer and remove the No. 2 oil pan sub-assembly.
      GTY467509Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Oil Pan Seal Cutter
      NOTE:

      Be careful not to damage the contact surfaces of the oil pan sub-assembly and No. 2 oil pan sub-assembly.

  36. REMOVE OIL STRAINER WITH PIPE SUB-ASSEMBLY (for AWD) 
    1. Remove the 3 nuts and oil strainer with pipe sub-assembly.
      GTY398208Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the oil strainer gasket from the oil strainer with pipe sub-assembly.
  37. REMOVE OIL PAN SUB-ASSEMBLY 
    1. for 2WD:
      1. Remove the 16 bolts and 2 nuts.
        GTY458135Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        HINT: 

        • Be sure to clean the bolts and stud bolts and check the threads for cracks or other damage.
        • Arrange the removed parts in the correct order.
    2. for AWD:
      1. Remove the 16 bolts and 2 nuts.
        GTY462466Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        HINT: 

        • Be sure to clean the bolts and stud bolts and check the threads for cracks or other damage.
        • Arrange the removed parts in the correct order.
    3. Remove the oil pan sub-assembly by prying between the oil pan sub-assembly and cylinder block sub-assembly with a screwdriver.
      GTY467577Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A for 2WD *B for AWD
      *a LH Side *b RH Side
      NOTE:

      Be careful not to damage the contact surfaces of the cylinder block sub-assembly and oil pan sub-assembly.

      HINT: 

      Tape the screwdriver tip before use.

    4. Remove the 2 O-rings.
      GTY463016Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  38. REMOVE OIL STRAINER SUB-ASSEMBLY 
    1. for 2WD:
      1. Remove the 3 nuts, oil strainer sub-assembly and oil strainer gasket.
        GTY469582Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. for AWD:
      GTY104825Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the bolt, 2 nuts, oil strainer sub-assembly and oil strainer gasket.
  39. REMOVE NO. 1 OIL PAN BAFFLE PLATE 
    1. for 2WD:
      1. Remove the 8 bolts and No. 1 oil pan baffle plate.
        GTY462482Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. for AWD:
      1. Remove the 7 bolts and No. 1 oil pan baffle plate.
        GTY146021Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  40. REMOVE ENGINE REAR OIL SEAL RETAINER 
    1. Remove the 6 bolts.
      GTY102542Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a screwdriver, pry out the engine rear oil seal retainer.
      GTY467942Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Protective tape
      NOTE:

      Be careful not to damage the engine rear oil seal retainer and cylinder block sub-assembly.

      HINT: 

      Tape the screwdriver tip before use.

  41. REMOVE ENGINE REAR OIL SEAL 
    1. Place the engine rear oil seal retainer on wooden blocks.
      GTY458330Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Wooden Block
      *2 Protective Tape
      NOTE:

      Be careful not to damage the engine rear oil seal retainer.

    2. Using a screwdriver and a hammer, tap out the engine rear oil seal.

      HINT: 

      Tape the screwdriver tip before use.

  42. REMOVE TIMING CHAIN COVER PLATE 

    Refer to PROCEDURE - Step 15

  43. REMOVE ENGINE WATER PUMP ASSEMBLY 

    Refer to PROCEDURE - Step 13

  44. REMOVE TIMING CHAIN OR BELT COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 27

  45. REMOVE TIMING GEAR CASE OR TIMING CHAIN CASE OIL SEAL 

    Refer to PROCEDURE - Step 28

  46. SET NO. 1 CYLINDER TO TDC / COMPRESSION 
    1. Temporarily tighten the crankshaft pulley set bolt.
    2. Set the timing mark on the crank angle sensor plate to the bank 1 cylinder block bore center line (TDC/compression).
      GTY464304Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Timing Mark
      *2 Bank 1 Cylinder Block Center Line
    3. Check that the timing marks of the camshaft timing gears are aligned with the timing marks of the camshaft bearing caps as shown in the illustration.

      If not, turn the crankshaft 1 revolution (360°) and align the timing marks as above.

      GTY468726Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Timing Mark
  47. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY 
    1. Move the stopper plate upward to release the lock, and push the plunger deep into the No. 1 chain tensioner assembly.
      GTY463825Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Plunger
      *2 Stopper Plate
      *3 Hexagon Wrench
      *a Move Stopper Plate Upward
      *b Move Stopper Plate Downward
    2. Move the stopper plate downward to set the lock, and insert a hexagon wrench into the hole of the stopper plate.
    3. Remove the 2 bolts and No. 1 chain tensioner assembly.
      GTY104810Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  48. REMOVE CHAIN TENSIONER SLIPPER 
    1. Remove the chain tensioner slipper.
  49. REMOVE CHAIN SUB-ASSEMBLY 
    1. Turn the crankshaft counterclockwise 10° to loosen the chain sub-assembly around the crankshaft timing gear or sprocket.
      GTY470609Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Timing Mark
      *2 Bank 1 Cylinder Block Center Line
      *a 10°
    2. Remove the crankshaft pulley set bolt.
    3. Remove the chain sub-assembly from the crankshaft timing gear or sprocket and place it on the crankshaft.
      GTY102276Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Turn the camshaft timing gear assembly on bank 1 clockwise (approximately 60°) and set it as shown in the illustration.

      Be sure to loosen the chain sub-assembly between the banks.

      GTY464224Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Chain Sub-assembly between Banks
      *a for Bank 1
      WARNING:

      As the camshafts turn suddenly, do not touch the camshafts or camshaft timing gears.

    5. Remove the chain sub-assembly.
  50. REMOVE IDLE SPROCKET ASSEMBLY 
    1. Using a 10 mm hexagon wrench, remove the No. 2 idle gear shaft, idle sprocket assembly and No. 1 idle gear shaft.
      GTY467017Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  51. REMOVE NO. 1 CHAIN VIBRATION DAMPER 
    1. Remove the 2 bolts and No. 1 chain vibration damper.
      GTY145941Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  52. REMOVE NO. 2 CHAIN VIBRATION DAMPER 
    1. Remove the 2 No. 2 chain vibration dampers.
      GTY418990Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  53. REMOVE CRANKSHAFT TIMING GEAR OR SPROCKET 
    1. Remove the crankshaft timeng gear or sprocket from the crankshaft.
      GTY458803Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Crankshaft Timing Gear Key
      NOTE:

      Be careful not to drop the crankshaft timing gear keys.

  54. REMOVE CRANKSHAFT TIMING GEAR KEY 
    1. Remove the 2 crankshaft timing gear keys from the crankshaft.
      GTY456379Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Protective Tape

      HINT: 

      Tape the screwdriver tip before use.

  55. REMOVE CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 1) 

    Refer to PROCEDURE - Step 6

  56. REMOVE NO. 2 CHAIN TENSIONER ASSEMBLY 

    Refer to PROCEDURE - Step 7

  57. REMOVE CAMSHAFT BEARING CAP (for Bank 1) 

    Refer to PROCEDURE - Step 8

  58. REMOVE CAMSHAFT 

    Refer to PROCEDURE - Step 9

  59. REMOVE NO. 2 CAMSHAFT 

    Refer to PROCEDURE - Step 10

  60. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY RH 

    Refer to PROCEDURE - Step 11

  61. REMOVE CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 2) 

    Refer to PROCEDURE - Step 12

  62. REMOVE NO. 3 CHAIN TENSIONER ASSEMBLY 

    Refer to PROCEDURE - Step 13

  63. REMOVE CAMSHAFT BEARING CAP (for Bank 2) 

    Refer to PROCEDURE - Step 14

  64. REMOVE NO. 3 CAMSHAFT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 15

  65. REMOVE NO. 4 CAMSHAFT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 16

  66. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY LH 

    Refer to PROCEDURE - Step 17

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

    Refer to PROCEDURE - Step 20

  68. REMOVE VALVE LASH ADJUSTER ASSEMBLY 

    Refer to PROCEDURE - Step 21

  69. REMOVE VALVE STEM CAP 

    Refer to PROCEDURE - Step 22

  70. REMOVE CYLINDER HEAD SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 29

  71. REMOVE CYLINDER HEAD GASKET 

    Refer to PROCEDURE - Step 30

  72. REMOVE CYLINDER HEAD LH 

    Refer to PROCEDURE - Step 31

  73. REMOVE NO. 2 CYLINDER HEAD GASKET 

    Refer to PROCEDURE - Step 32

  74. REMOVE NO. 5 ENGINE WIRE 
    1. Detach the clamp and remove the No. 5 engine wire.
      GTY409829Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  75. REMOVE KNOCK CONTROL SENSOR 

    Refer to PROCEDURE - Step 2

  76. REMOVE CYLINDER BLOCK WATER JACKET SPACER RH 
    1. Using needle-nose pliers, remove the cylinder block water jacket spacer RH.
      GTY462475Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Be sure to remove the cylinder block water jacket spacer RH if turning the cylinder block sub-assembly.

  77. REMOVE CYLINDER BLOCK WATER JACKET SPACER LH 
    1. Using needle-nose pliers, remove the cylinder block water jacket spacer LH.
      NOTE:

      Be sure to remove the cylinder block water jacket spacer LH if turning the cylinder block sub-assembly.

      GTY462476Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  78. REMOVE WATER OUTLET PIPE SUB-ASSEMBLY 
    1. Remove the 2 bolts and water outlet pipe sub-assembly.
      GTY104468Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  79. REMOVE NO. 1 STRAIGHT PIN 
    NOTE:

    It is not necessary to remove a straight pin unless it is being replaced.

  80. REMOVE RING WITH HEAD PIN 
    NOTE:

    It is not necessary to remove a ring with head pin unless it is being replaced.

  81. REMOVE STUD BOLT 
    NOTE:

    If a stud bolt is deformed or its threads are damaged, replace it.

scientia non olet · About LEMON Manuals