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Engine Unit: Disassembly

CAUTION: For additional information on timing chain/gear removal guidelines, installtion and camshaft timing gear alignment, see 2GR-FE VALVE TIMING PROCEDURE .
  1. REMOVE OIL FILLER CAP SUB-ASSEMBLY 
    1. Remove the oil filler cap sub-assembly and oil filler gasket.
      Fig 1: Identifying EFI Engine Coolant Temperature Sensor
      G04974495Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE SPARK PLUG 
    1. Remove the 6 spark plugs.
      Fig 2: Locating Spark Plugs
      G06112744Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE OIL PAN DRAIN PLUG 
    1. Remove the oil pan drain plug and oil pan drain plug gasket.
      Fig 3: Locating Oil Pan Drain Plug
      G04974564Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE VENTILATION VALVE SUB-ASSEMBLY 
    1. Remove the ventilation valve sub-assembly.
      Fig 4: Identifying Ventilation Valve Sub-Assembly
      G04974565Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE CAMSHAFT POSITION SENSOR 
    1. Remove the 4 bolts and 4 camshaft position sensors.
      Fig 5: Removing Camshaft Position Sensors And Bolts
      G05136624Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY 
    1. Remove the 4 bolts and 4 camshaft timing oil control valves.
      Fig 6: Removing Bolts And Camshaft Oil Control Valves
      G05136625Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE CRANKSHAFT POSITION SENSOR 
    1. Remove the bolt and crankshaft position sensor.
      Fig 7: Locating Crankshaft Position Sensor
      G04974861Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE NO. 1 OIL PIPE 
    1. Remove the 2 oil pipe unions, gaskets and No. 1 oil pipe.
    2. Remove the oil control valve filter LH and gaskets.
      Fig 8: Removing Oil Control Valve Filter LH And Gaskets
      G04974569Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE OIL PIPE 
    1. Remove the bolt.
    2. Remove the 2 oil pipe unions and oil pipe.
    3. Remove the oil control valve filter RH and gaskets.
      Fig 9: Locating Oil Pipe Unions And Oil Pipe
      G06112751Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE CYLINDER BLOCK WATER DRAIN COCK SUB-ASSEMBLY 
    1. Remove the cylinder block water drain cock sub-assemblies from the cylinder block.
    2. Remove the cylinder block water drain cock plugs from the water drain cock sub-assemblies.
      Fig 10: Removing Drain Plug
      G05136629Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE OIL FILTER ELEMENT 
    1. Remove the drain plug.
      NOTE: Do not remove the O-ring from the oil filter cap.
      Fig 11: Locating Drain Plug
      G04974572Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Connect the hose to the pipe.
    3. Insert the pipe with the hose into the oil filter cap.
    4. Make sure that the oil is completely drained and remove the pipe and O-ring.
      Fig 12: Connecting Hose To Pipe
      G04996688Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Using SST, remove the oil filter cap sub-assembly.

      SST 09228-06501 

      Fig 13: Removing Oil Filter Cap
      G04974574Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Remove the oil filter element and O-ring from the oil filter cap sub-assembly.
      NOTE: Do not use any tools when removing the O-ring to prevent the O-ring groove from being damaged.
      Fig 14: Identifying Oil Filter Element And O-Ring
      G06112756Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE CRANKSHAFT PULLEY 
    1. Using SST, loosen the crankshaft pulley bolt.

      SST 09213-70011 (09213-70020), 09330-00021 

      Fig 15: Loosening Crankshaft Pulley Bolt
      G04974576Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using SST, remove the crankshaft pulley bolt and crankshaft pulley.

      SST 09950-50013 (09951 -05010, 09952-05010, 09953-05020, 09954-05021) 

      Fig 16: Removing Crankshaft Pulley
      G04974577Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE OIL COOLER ASSEMBLY (w/ OIL COOLER) 
    1. Remove the bolt, 2 clamps, and 4 clips and disconnect the 2 water by-pass hoses.
      Fig 17: Removing Bolt, Clamps, And Clips
      G05136636Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the union bolt, oil cooler assembly, and O-ring.
      Fig 18: Removing Union Bolt, Oil Cooler Assembly, And O-Ring
      G05136637Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE NO. 1 OIL COOLER BRACKET (w/ OIL COOLER) 
    1. Remove the 3 bolts, 3 nuts, and oil cooler pipe with No. 1 oil cooler bracket.
      Fig 19: Removing Oil Cooler Pipe, Bolts And Nuts
      G05136638Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the bolt, 2 nuts, No. 1 oil cooler bracket, and gasket.
    3. Using a "TORX" socket wrench E8, remove the 2 stud bolts.
  15. REMOVE NO. 1 ENGINE OIL LEVEL DIPSTICK GUIDE 
    1. Remove the bolt and No. 1 engine oil level dipstick guide.
      Fig 20: Removing No. 1 Oil Cooler Bracket, Bolt And Nuts
      G05136639Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the O-ring.
      Fig 21: Locating O-ring
      G06030685Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE NO. 1 FRONT ENGINE MOUNTING BRACKET LH 
    1. Remove the 6 bolts and No. 1 front engine mounting bracket LH.
    2. Using a "TORX" socket wrench E8, remove the 2 stud bolts.
      Fig 22: Locating Engine Mounting Bracket Front And Bolts
      G04974578Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE WATER INLET HOUSING 
    1. Remove the 2 nuts, water inlet and thermostat.
    2. Remove the gasket.
    3. Remove the drain cock plug.
    4. Remove the drain cock assembly.
    5. Remove the 2 stud bolts.
    6. Separate the No. 1 water by-pass hose.
      Fig 23: Locating Water Inlet With Nuts
      G04974579Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Remove the 2 bolts, nut and water inlet housing.
      Fig 24: Removing Water Inlet Housing, Bolt And Nuts
      G04974580Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Remove the 2 O-rings.
      Fig 25: Locating O-Rings
      G04974581Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  18. REMOVE WATER OUTLET 
    1. Remove the 2 bolts, 4 nuts and water outlet.
      Fig 26: Removing Water Outlet, Bolt And Nuts
      G04974582Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 gaskets and O-ring.
      Fig 27: Locating Gaskets And O-Ring
      G04974583Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  19. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY (for Bank 1) 
    1. Remove the 12 bolts, seal washer, cylinder head cover sub-assembly and cylinder head cover gasket.
      Fig 28: Locating Head Cover And Bolt
      G04974584Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 gaskets.
      Fig 29: Identifying Cylinder Head Cover Gasket
      G04974585Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  20. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY (for Bank 2) 
    1. Remove the 12 bolts, seal washer, cylinder head cover sub-assembly and cylinder head cover gasket.
      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.
      Fig 30: Removing Bolts, Seal Washer, Head Cover And Gasket
      G04974586Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 gaskets.
      Fig 31: Identifying Cylinder Head Cover Gasket
      G04974587Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. REMOVE NO. 2 OIL PAN SUB-ASSEMBLY 
    1. Remove the 16 bolts and 2 nuts.
      Fig 32: Identifying Oil Pan With Bolts And Nuts
      G04974588Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Insert the blade of oil pan seal cutter between the oil pans. Cut through the applied sealer and remove the No. 2 oil pan sub-assembly.
      NOTE: Be careful not to damage the contact surfaces of the oil pans.
    3. Using a "TORX" socket wrench E6, remove the 2 stud bolts.
      Fig 33: Inserting Blade Of Oil Pan Seal Cutter Between Crankcase And Oil Pan
      G05387376Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  22. REMOVE OIL STRAINER SUB-ASSEMBLY 
    1. Remove the bolt, 2 nuts, oil strainer sub-assembly and gasket.
    2. Using a "TORX" socket wrench E6, remove the 2 stud bolts.
      Fig 34: Locating Oil Strainer With Bolt And Nuts
      G04974590Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  23. REMOVE OIL PAN SUB-ASSEMBLY 
    1. Remove the 16 bolts and 2 nuts.

      HINT:

      Be sure to clean the bolts and stud bolts and check the threads for cracks or other damage.

      Fig 35: Locating Oil Pan Bolt And Nuts
      G06112777Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the oil pan sub-assembly by prying between the oil pan sub-assembly and cylinder block sub-assembly with a screwdriver.
      NOTE: Be careful not to damage the contact surfaces of the cylinder block and oil pan.

      HINT:

      Tape the screwdriver tip before use.

      Fig 36: Prying Between Oil Pan Sub-Assembly And Cylinder Block Sub-Assembly
      G04974592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 2 O-rings.
    4. Using a "TORX" socket wrench E8, remove the 2 stud bolts.
      Fig 37: Locating O-Rings
      G04974593Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  24. REMOVE NO. 1 OIL PAN BAFFLE PLATE 
    1. Remove the 7 bolts and No. 1 oil pan baffle plate.
      Fig 38: Locating Oil Pan Baffle Plate
      G04974594Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. REMOVE ENGINE REAR OIL SEAL RETAINER 
    1. Remove the 6 bolts.
      Fig 39: Locating Engine Rear Oil Seal Retainer And Bolts
      G04974595Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a screwdriver, pry out the engine rear oil seal retainer.
      NOTE: Be careful not to damage the engine rear oil seal retainer.

      HINT:

      Tape the screwdriver tip before use.

      Fig 40: Prying Out Oil Seal Retainer
      G04974596Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  26. REMOVE ENGINE REAR OIL SEAL 
    1. Place the engine rear oil seal retainer on wooden blocks.
      NOTE: Be careful not to damage the engine rear oil seal retainer.
    2. Using a screwdriver and a hammer, tap out the oil seal.

      HINT:

      Tape the screwdriver tip before use.

      Fig 41: Taping Out Oil Seal
      G04974597Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. REMOVE WATER PUMP ASSEMBLY 
    1. Remove the 16 bolts, water pump assembly and water pump gasket.
      Fig 42: Locating Bolts, Water Pump And Gasket
      G04974598Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  28. REMOVE TIMING CHAIN COVER SUB-ASSEMBLY 
    1. Remove the 15 bolts and 2 nuts as shown in the illustration.
      Fig 43: Removing Bolts And Nuts
      G04974599Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the timing chain cover sub-assembly by prying between the timing chain cover and cylinder head sub-assembly or cylinder block sub-assembly with a screwdriver.
      NOTE: Be careful not to damage the contact surfaces of the cylinder head, cylinder block and chain cover.

      HINT:

      Tape the screwdriver tip before use.

    3. Remove the 4 bolts, chain cover plate and chain cover plate gasket.
      Fig 44: Removing Chain Cover Plate And Bolt
      G04974600Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the gasket.
      Fig 45: Removing Chain Cover Plate Gasket
      G04974601Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  29. REMOVE TIMING CHAIN CASE OIL SEAL 
    1. Using a screwdriver, pry out the timing chain case oil seal.

      HINT:

      Tape the screwdriver tip before use.

  30. SET NO. 1 CYLINDER TO TDC/COMPRESSION 
    CAUTION: For additional information on timing chain/gear removal guidelines, installtion and camshaft timing gear alignment, see 2GR-FE VALVE TIMING PROCEDURE .
    1. Temporarily tighten the pulley set bolt.
      Fig 46: Prying Timing Chain Case Oil Seal
      G04974602Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Set the timing mark on the crank angle sensor plate to the RH block bore center line (TDC/compression).
      Fig 47: Identifying Timing Mark On Crank Angle Sensor Plate
      G04974603Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Check that the timing marks of the camshaft timing gears are aligned with those of the bearing cap as shown in the illustration.

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

      Fig 48: Identifying Bearing Cap Timing Marks
      G04974604Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  31. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY 
    1. Move the stopper plate upward to release the lock, and push the plunger deep into the tensioner.
    2. Move the stopper plate downward to set the lock, and insert a pin of 1.27 mm diameter (0.05 in.) into the stopper plate's hole.
      Fig 49: Removing No.1 Chain Tensioner Assembly
      G04974605Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 2 bolts and No. 1 chain tensioner assembly.
  32. REMOVE CHAIN TENSIONER SLIPPER 
    1. Remove the chain tensioner slipper.
      Fig 50: Installing Chain Tensioner With Bolts
      G04974606Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  33. REMOVE CHAIN SUB-ASSEMBLY 
    1. Turn the crankshaft counterclockwise 10° to loosen the chain sub-assembly.
    2. Remove the pulley set bolt.
      Fig 51: Identifying Timing Mark On Crankshaft Timing Sprocket
      G05248212Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the chain sub-assembly from the crankshaft timing sprocket and place it on the crankshaft.
      Fig 52: Identifying Chain Set
      G04974608Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Turn the camshaft timing gear assembly on the bank 1 clockwise (approximately 60°) and set it as shown in the illustration. Be sure to loosen the chain sub-assembly between the banks.
    5. Remove the chain sub-assembly.
      Fig 53: Identifying Camshaft Timing Gear Assembly Position
      G05136671Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  34. 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.
      Fig 54: Locating Idle Gear Shaft No. 2, Idle Sprocket And Idle Gear Shaft
      G04974610Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  35. REMOVE NO. 1 CHAIN VIBRATION DAMPER 
    1. Remove the 2 bolts and No. 1 chain vibration damper.
  36. REMOVE NO. 2 CHAIN VIBRATION DAMPER 
    1. Remove the 2 No. 2 chain vibration dampers.
      Fig 55: Locating Chain Vibration Damper With Bolts
      G04974611Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  37. REMOVE CRANKSHAFT TIMING SPROCKET 
    1. Remove the crankshaft timing sprocket from the crankshaft.
    2. Remove the 2 keys from the crankshaft.
      Fig 56: Installing Crankshaft Timing Sprocket
      G04974612Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  38. REMOVE CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 1) 
    1. While raising the No. 2 chain tensioner assembly, insert a pin of 1.0 mm diameter (0.0394 in.) into the hole to fix the No. 2 chain tensioner assembly.
      Fig 57: Identifying Pin Plunger
      G06112799Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using SST to hold the hexagonal portion of each camshaft, loosen the flange bolts of the camshaft timing gear assembly and the camshaft timing exhaust gear assembly LH.

      SST 09922-10010 

      NOTE: Do not loosen the other bolts. If any of the bolts is loosened, replace the camshaft timing gear assembly and/or the camshaft timing exhaust gear assembly LH with a new one.
    3. Remove the 2 flange bolts and the camshaft timing gear assembly together with the No. 2 chain.
      Fig 58: Loosening Flange Bolts Of Camshaft Timing Gear Assembly
      G05998373Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  39. REMOVE NO. 2 CHAIN TENSIONER ASSEMBLY 
    1. Remove the bolt and No. 2 chain tensioner assembly.
      Fig 59: Identifying No.2 Chain Tensioner Bolt
      G04974615Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  40. REMOVE CAMSHAFT BEARING CAP (for Bank 1) 
    1. Check that the camshafts are positioned as shown in the illustration.
      Fig 60: Identifying Knock Pin Of Camshaft
      G04974616Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Uniformly loosen and remove the 8 bearing cap bolts in several steps and in the sequence shown in the illustration.
      Fig 61: Identifying Bearing Cap Bolts Loosening Sequence
      G04974617Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Uniformly loosen and remove the 12 bearing cap bolts in several steps in the sequence shown in the illustration.
      NOTE: Uniformly loosen the bolts while keeping the camshafts level.
    4. Remove the 5 camshaft bearing caps.
  41. REMOVE CAMSHAFT 
    1. Remove the camshaft.
      Fig 62: Locating Bearing Cap Bolts In Sequence
      G04974618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  42. REMOVE NO. 2 CAMSHAFT 
    1. Remove the No. 2 camshaft.
  43. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY RH 
    1. Remove the camshaft housing sub-assembly RH by prying between the cylinder head and camshaft housing sub-assembly RH with a screwdriver.
      NOTE: Be careful not to damage the contact surfaces of the cylinder head and camshaft housing sub-assembly RH.

      HINT:

      Tape the screwdriver tip before use.

      Fig 63: Prying Between Cylinder Head And Camshaft Housing Sub-Assembly RH
      G04974619Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  44. REMOVE CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 2) 
    1. While pushing down the No. 3 chain tensioner assembly, insert a pin of 1.0 mm diameter (0.0394 in.) into the hole to fix the No. 3 chain tensioner assembly.
      Fig 64: Pushing No. 3 Chain Tensioner Assembly
      G04974620Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using SST to hold the hexagonal portion of each camshaft, loosen the flange bolts of the camshaft timing gear assembly and the camshaft timing exhaust gear assembly LH.

      SST 09922-10010 

      NOTE: Do not loosen the other bolts. If any of the bolts is loosened, replace the camshaft timing gear assembly and/or the camshaft timing exhaust gear assembly LH with a new one.
    3. Remove the 2 flange bolts and the camshaft timing gear together with the No. 2 chain.
      Fig 65: Loosening Flange Bolts Of Camshaft Timing Gear Assembly
      G05998171Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  45. REMOVE NO. 3 CHAIN TENSIONER ASSEMBLY 
    1. Remove the bolt and No. 3 chain tensioner assembly.
      Fig 66: Identifying No.3 Chain Tensioner Bolt
      G04974622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  46. REMOVE CAMSHAFT BEARING CAP (for Bank 2) 
    1. Check that the camshafts are positioned as shown in the illustration.
      Fig 67: Identifying Knock Pin Of Camshaft
      G04974623Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Uniformly loosen and remove the 8 bearing cap bolts in several steps and in the sequence shown in the illustration.
      Fig 68: Identifying Bearing Cap Bolts Loosening Sequence
      G04974624Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Uniformly loosen and remove the 13 bearing cap bolts in several steps and in the sequence shown in the illustration.
      NOTE: Uniformly loosen the bolts while keeping the camshafts level.
    4. Remove the 5 camshaft bearing caps.
  47. REMOVE NO. 3 CAMSHAFT 
    1. Remove the No. 3 camshaft.
      Fig 69: Locating Bearing Cap Bolts In Sequence
      G04974625Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  48. REMOVE NO. 4 CAMSHAFT 
    1. Remove the No. 4 camshaft.
  49. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY LH 
    1. Remove the camshaft housing sub-assembly LH by prying between the cylinder head and camshaft housing sub-assembly LH with a screwdriver.
      NOTE: Be careful not to damage the contact surfaces of the cylinder head and camshaft housing sub-assembly LH.

      HINT:

      Tape the screwdriver tip before use.

  50. REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY 
    1. Remove the 24 No. 1 valve rocker arm sub-assemblies.

      HINT:

      Arrange the removed parts in the correct order.

  51. REMOVE VALVE LASH ADJUSTER ASSEMBLY 
    1. Remove the 24 valve lash adjuster assemblies from the cylinder head.

      HINT:

      Arrange the removed parts in the correct order.

      Fig 70: Prying Between Cylinder Head And Camshaft Housing Sub-Assembly LH
      G04974626Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  52. REMOVE CYLINDER HEAD SUB-ASSEMBLY RH 
    1. Using a 10 mm bi-hexagon wrench, uniformly loosen the 8 cylinder head bolts in the sequence shown in the illustration. Remove the 8 cylinder head bolts and plate washers.
      NOTE:
      • Be careful not to drop washers into the cylinder head.
      • Cylinder head warpage or cracking could result from removing bolts in an incorrect order.
        Fig 71: Locating Cylinder Head Bolts And Plate Washers
        G04974627Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT:

      Be sure to keep separate the removed parts for each installation position.

    2. Remove the cylinder head sub-assembly RH and cylinder head gasket.
  53. REMOVE CYLINDER HEAD SUB-ASSEMBLY LH 
    1. Uniformly loosen and remove the 2 cylinder head set bolts in several steps and in the sequence shown in the illustration.
      Fig 72: Identifying Cylinder Head Bolts Tighten Sequence
      G04974628Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a 10 mm bi-hexagon wrench, uniformly loosen the 8 bolts in the sequence shown in the illustration. Remove the 8 cylinder head bolts and plate washers.
      NOTE:
      • Be careful not to drop washers into the cylinder head.
      • Cylinder head warpage or cracking could result from removing bolts in an incorrect order.
        Fig 73: Locating Cylinder Head Bolts And Plate Washers
        G04974629Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT:

      Be sure to keep separate the removed parts for each installation position.

    3. Remove the cylinder head sub-assembly LH and No. 2 cylinder head gasket.
  54. REMOVE WATER INLET PIPE 
    1. Remove 2 clamps and separate the No. 1 water bypass hose.
    2. Remove the 2 bolts and water inlet pipe.
      Fig 74: Locating Water Inlet Pipe Bolts
      G06112816Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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