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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.
  2. REMOVE SPARK PLUG 
    1. Remove the spark plugs.
  3. REMOVE OIL PAN DRAIN PLUG 
    1. Remove the oil pan drain plug and oil pan drain plug gasket.
      Fig 1: Identifying Oil Pan Drain Plug & Gasket
      G04974564Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE VENTILATION VALVE SUB-ASSEMBLY 
    1. Remove the ventilation valve sub-assembly.
      Fig 2: 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 3: Identifying Camshaft Position Sensors & 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 4: Identifying Camshaft Timing Oil Control Valves & Bolts
      G05136625Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE CRANKSHAFT POSITION SENSOR 
    1. Remove the bolt and crankshaft position sensor.
      Fig 5: Identifying Crankshaft Position Sensor Bolt
      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.
      Fig 6: Identifying No. 1 Oil Pipe Unions
      G04974569Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the oil control valve filter LH and gaskets.
  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.
      4. Fig 7: Identifying Oil Pipe Unions & Oil Pipe Bolt
      G04974570Courtesy 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 8: Identifying 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 9: Identifying Drain Plug
      G04974572Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Connect the hose to the pipe.
      Fig 10: Connecting Hose To Pipe
      G04996688Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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.
    5. Using SST, remove the oil filter cap sub-assembly.

      SST 09228-06501 

      Fig 11: Using SST To Remove Oil Filter Cap Sub-Assembly
      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 12: Identifying Oil Filter Element & O-Ring
      G05414545Courtesy 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 13: Using SST To Loosen 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 14: Using SST To Remove Crankshaft Pulley & Bolt
      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 15: Identifying Oil Cooler Assembly Bolt, Clamps & Clips
      G05136636Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the union bolt, oil cooler assembly, and O-ring.
      Fig 16: Identifying Union Bolt, Oil Cooler Assembly & O-Ring
      G04974925Courtesy 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 17: Identifying No. 1 Oil Cooler Bracket Bolts & Nuts (With Oil Cooler)
      G05136638Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the bolt, 2 nuts, No. 1 oil cooler bracket, and gasket.
      Fig 18: Identifying No. 1 Oil Cooler Bracket Bolt & Nuts
      G05136639Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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.
    2. Remove the O-ring.
      Fig 19: Identifying O-Ring
      G05414552Courtesy 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.
      3. Fig 20: Identifying No. 1 Front Engine Mounting Bracket Bolts
      G04974578Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE WATER INLET HOUSING 
    1. Remove the 2 nuts, water inlet and thermostat.
      Fig 21: Identifying Water Inlet Nuts
      G04974579Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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.
    7. Remove the 2 bolts, nut, and water inlet housing.
      Fig 22: Identifying Water Inlet Housing Bolts & Nut
      G04974580Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Remove the 2 O-rings.
      Fig 23: Identifying O-Rings
      G04974581Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  18. REMOVE WATER OUTLET 
    1. Remove the 2 bolts, 4 nuts and water outlet.
      Fig 24: Identifying Water Outlet Bolts & Nuts
      G04974582Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 gaskets and O-ring.
      Fig 25: Identifying Gaskets & 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 26: Identifying Bolts, Cylinder Head Cover & Gasket
      G04974584Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 gaskets.
      Fig 27: Identifying Gaskets
      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 below. Do not damage the baffle plate when removing the cylinder head cover sub-assembly.
      Fig 28: Identifying Bolts, Seal Washer, Head Cover & Gasket
      G04974586Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 gaskets.
      Fig 29: Identifying Gaskets
      G04974587Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. REMOVE NO. 2 OIL PAN SUB-ASSEMBLY 
    1. Remove the 16 bolts and 2 nuts.
      Fig 30: Identifying No. 2 Oil Pan Bolts & 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.
      Fig 31: Inserting Blade Of Oil Pan Seal Cutter Between Oil Pans
      G05387376Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using a "TORX" socket wrench E6, remove the 2 stud bolts.
  22. REMOVE OIL STRAINER SUB-ASSEMBLY 
    1. Remove the bolt, 2 nuts, oil strainer sub-assembly and gasket.
      Fig 32: Identifying Oil Strainer Bolt & Nuts
      G04974590Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a "TORX" socket wrench E6, remove the 2 stud bolts.
  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 33: Identifying Oil Pan Sub-Assembly Bolts & Nuts
      G05414566Courtesy 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 34: Prying Between Oil Pan & Cylinder Block With Screwdriver
      G04974592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 2 O-rings.
      Fig 35: Identifying O-Rings
      G04974593Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Using a "TORX" socket wrench E8, remove the 2 stud bolts.
  24. REMOVE OIL PAN BAFFLE PLATE NO.1 
    1. Remove the 7 bolts and oil pan baffle plate.
      Fig 36: Identifying Oil Pan Baffle Plate Bolts
      G04974594Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. REMOVE ENGINE REAR OIL SEAL RETAINER 
    1. Remove the 6 bolts.
      Fig 37: Identifying Engine Rear Oil Seal Retainer 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 38: Prying Out Engine Rear Oil Seal Retainer Using Screwdriver
    G04974573Courtesy 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 39: Tapping Out Engine Rear Oil Seal Using Screwdriver & Hammer
      G04974597Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. REMOVE WATER PUMP ASSEMBLY 
    1. Remove the 16 bolts, water pump assembly and water pump gasket.
      Fig 40: Identifying 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 below.
      Fig 41: Identifying Timing Chain Cover Sub-Assembly Bolts & 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 42: Identifying Bolts, Chain Cover Plate & Gasket
      G04974600Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the gasket.
      Fig 43: Identifying 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.

      Fig 44: Prying Out Timing Chain Case Oil Seal Using Screwdriver
      G04974602Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  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.
    2. Set the timing mark on the crank angle sensor plate to the RH block bore center line (TDC / compression).
      Fig 45: Identifying Timing Mark On Crank Angle Sensor Plate To RH Block Bore Center Line
      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 below.

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

      Fig 46: 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.
      Fig 47: Identifying No. 1 Chain Tensioner Assembly Plunger & Stopper
      G04974605Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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.
    3. Remove the 2 bolts and No. 1 chain tensioner assembly.
      Fig 48: Identifying No. 1 Chain Tensioner Assembly With Bolts
      G04974606Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  32. REMOVE CHAIN TENSIONER SLIPPER 
    1. Remove the chain tensioner slipper.
  33. REMOVE CHAIN SUB-ASSEMBLY 
    1. Turn the crankshaft counterclockwise 10° to loosen the chain sub-assembly.
      Fig 49: Turning Crankshaft Counterclockwise
      G05248212Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the pulley set bolt.
    3. Remove the chain sub-assembly from the crankshaft timing sprocket and place it on the crankshaft.
      Fig 50: Identifying Crankshaft Timing Sprocket
      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 below. Be sure to loosen the chain sub-assembly between the banks.
      Fig 51: Identifying Camshaft Timing Gear Assembly Position
      G05136671Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Remove the chain sub-assembly.
  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 52: Identifying Idle Sprocket Assembly
    G04974610Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  35. REMOVE NO. 1 CHAIN VIBRATION DAMPER 
    1. Remove the 2 bolts and No. 1 chain vibration damper.
      Fig 53: Identifying No. 1 Chain Vibration Damper Bolts
      G04974611Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  36. REMOVE NO. 2 CHAIN VIBRATION DAMPER 
    1. Remove the 2 No. 2 chain vibration dampers.
  37. REMOVE CRANKSHAFT TIMING SPROCKET 
    1. Remove the crankshaft timing sprocket from the crankshaft.
    2. Remove the 2 keys from the crankshaft.
      3. Fig 54: Identifying Crankshaft Timing Sprocket Keys
      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 (0.039 in.) into the hole to fix the No. 2 chain tensioner assembly.
      Fig 55: Inserting Pin Into Hole To Fix No. 2 Chain Tensioner Assembly
      G05414588Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Hold the hexagonal portion of the camshaft with a wrench, and remove the 2 bolts and 2 camshaft timing gear assemblies.
      NOTE:
      • Be careful not to damage the cylinder head with the wrench.
      • Do not disassemble the camshaft timing gear assemblies.
      Fig 56: Holding Hexagonal Portion Of Camshaft With Wrench
      G04974614Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the No. 2 chain assembly.
  39. REMOVE NO. 2 CHAIN TENSIONER ASSEMBLY 
    1. Remove the bolt and No. 2 chain tensioner assembly.
      Fig 57: Identifying No. 2 Chain Tensioner Assembly Bolt
      G04974615Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  40. REMOVE CAMSHAFT BEARING CAP (for Bank 1) 
    1. Check that the camshafts are positioned as shown below.
      Fig 58: Identifying Camshaft Lobe Position
      G04974616Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Uniformly loosen and remove the 8 bearing cap bolts in several steps and in the sequence shown below.
      Fig 59: Identifying Bearing Cap Bolt 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 below.
      NOTE: Uniformly loosen the bolts while keeping the camshafts level.
      Fig 60: Identifying Bearing Cap Bolts
      G04974618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the 5 camshaft bearing caps.
  41. REMOVE CAMSHAFT 
    1. Remove the camshaft.
  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 61: Prying Between Cylinder Head & Camshaft Housing Sub-Assembly With Screwdriver
      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 (0.039 in.) into the hole to fix the No. 3 chain tensioner assembly.
      Fig 62: Inserting Pin Into Hole For Fixing No. 3 Chain Tensioner Assembly
      G04974620Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Hold the hexagonal portion of the camshaft with a wrench, and remove the 2 bolts and 2 camshaft timing gear assemblies.
      NOTE:
      • Be careful not to damage the cylinder head with the wrench.
      • Do not disassemble the camshaft timing gear assemblies.
      Fig 63: Holding Hexagonal Portion Of Camshaft With Wrench
      G04974621Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the No. 2 chain sub-assembly.
  45. REMOVE NO. 3 CHAIN TENSIONER ASSEMBLY 
    1. Remove the bolt and No. 3 chain tensioner assembly.
      Fig 64: Identifying No. 3 Chain Tensioner Assembly Bolt
      G04974622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  46. REMOVE CAMSHAFT BEARING CAP (for Bank 2) 
    1. Check that the camshafts are positioned as shown below.
      Fig 65: Identifying Camshaft Lobe Position
      G04974623Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Uniformly loosen and remove the 8 bearing cap bolts in several steps and in the sequence shown below.
      Fig 66: 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 below.
      NOTE: Uniformly loosen the bolts while keeping the camshafts level.
      Fig 67: Identifying Bearing Cap Bolts
      G04974625Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the 5 camshaft bearing caps.
  47. REMOVE NO. 3 CAMSHAFT 
    1. Remove the No. 3 camshaft.
  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.

      Fig 68: Prying Cylinder Head & Camshaft Housing Sub-Assembly With Screwdriver
      G04974626Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  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.

  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 below. 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.

      HINT:

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

      Fig 69: Identifying Cylinder Head Bolts Loosening Sequence
      G04974627Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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 below.
      Fig 70: Identifying Cylinder Head Bolts Loosening & Removing Sequence
      G04974628Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a 10 mm bi-hexagon wrench, uniformly loosen the 8 bolts in the sequence shown below. 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.

      HINT:

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

      Fig 71: Identifying Cylinder Head Bolts & Plate Washers
      G04974629Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    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.
      3. Fig 72: Identifying Water Inlet Pipe Bolts & Clamps
      G05414605Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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