CAMSHAFT REMOVAL


  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

    Note


    • After turning the engine switch off, waiting time may be required before disconnecting the cable from the battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding with work Click here.

    • When disconnecting the cable, some systems need to be initialized after the cable is reconnected Click here.

  2. REMOVE FRONT BUMPER COVER LOWER


    1. Remove the clip, 5 bolts and front bumper cover lower.

  3. REMOVE NO. 1 ENGINE UNDER COVER SUB-ASSEMBLY


    1. Remove the 4 bolts.

    2. A00JXIF

      Unhook the engine under cover from the vehicle body as shown in the illustration.

  4. DRAIN ENGINE OIL


    1. Remove the oil filler cap.

    2. Remove the oil pan drain plug and drain the engine oil into a container.

    3. Install a new gasket and the oil pan drain plug.

      Torque:
      40 N*m  { 408 kgf*cm, 30 ft.*lbf }

  5. DRAIN ENGINE COOLANT

    CAUTION:

    Do not remove the radiator cap while the engine and radiator are still hot. Pressurized, hot engine coolant and steam may be released and cause serious burns.

    A00XEOUE01
    Text in Illustration
    *1 Reservoir Cap *2 Radiator Cap
    *3 Radiator Drain Cock Plug *4 Cylinder Block Drain Cock Plug

    1. Loosen the radiator drain cock plug.

    2. Remove the radiator cap and drain the coolant.

      Tech Tips

      Collect the coolant in a container and dispose of it according to the regulations in your area.

    3. Loosen the cylinder block drain cock plug and drain the coolant from the engine.

  6. REMOVE UPPER RADIATOR SUPPORT SEAL


    1. Remove the 13 clips and upper radiator support seal.

  7. DISCONNECT CABLE FROM POSITIVE BATTERY TERMINAL

  8. REMOVE BATTERY HOLD DOWN CLAMP


    1. A00O9H8

      Loosen the 2 nuts and remove the battery hold down clamp.

  9. REMOVE BATTERY

  10. REMOVE BATTERY TRAY

  11. REMOVE V-BANK COVER


    1. A00OAQRE01
      Text in Illustration
      *1 Pin
      *2 Hook

      Raise the front of the V-bank cover to detach the 2 pins. Then remove the 2 V-bank cover hooks from the bracket, and remove the V-bank cover.

  12. REMOVE AIR CLEANER CAP AND HOSE


    1. A0097JZ

      Remove the air cleaner cap and hose.


      1. Disconnect the mass air flow meter connector, vacuum hose and ventilation hose and detach the 4 clamps.

      2. Loosen the clamp.

      3. Unfasten the 4 hook clamps, and then remove the bolt and air cleaner cap and hose.

  13. REMOVE AIR CLEANER CASE SUB-ASSEMBLY


    1. Remove the air cleaner filter element.

    2. A009AWN

      Detach the wire harness clamp.

    3. Remove the 3 bolts and air cleaner case.

  14. REMOVE NO. 1 RADIATOR HOSE

    A00960H

  15. REMOVE NO. 2 RADIATOR HOSE


    1. A0099VX

      Disconnect the radiator hose from the water inlet.

    2. A009BHB

      Detach the clamp and remove the radiator hose.

  16. REMOVE RADIATOR RESERVOIR


    1. A0097EH

      Disconnect the reservoir hose from the upper side of the radiator tank.

    2. Remove the 3 bolts and radiator reservoir.

  17. DISCONNECT OIL COOLER TUBE (w/ Warmer)


    1. A0094UA

      Detach the claw to open the flexible hose clamp, and then remove the 2 bolts to disconnect the oil cooler tube from the fan shroud.

  18. DISCONNECT OIL COOLER TUBE (w/ Air Cooled Transmission Oil Cooler)


    1. A00969N

      Detach the claw to open the flexible hose clamp, and then remove the 2 bolts to disconnect the oil cooler tube from the fan shroud.

  19. REMOVE FAN SHROUD


    1. A0099DF

      Loosen the 4 nuts holding the fluid coupling fan.

    2. Remove the fan and generator V-belt Click here.

    3. A009BQ0

      Remove the 2 bolts holding the fan shroud.

    4. Remove the 4 nuts of the fluid coupling fan, and then remove the shroud together with the coupling fan.

      Note

      Be careful not to damage the radiator core.

    5. Remove the fan pulley from the water pump.

  20. REMOVE AIR TUBE ASSEMBLY (w/ Secondary Air Injection System)


    1. A00O3L9

      for Bank 1 Side:

      Remove the bolt and disconnect the air tube assembly from the emission control valve set.

    2. A00O7UT

      for Bank 2 Side:

      Remove the 2 bolts and disconnect the air tube assembly from the No. 2 emission control valve set.

  21. REMOVE INTAKE AIR SURGE TANK


    1. A00O8JD

      Disconnect the throttle body connector.

    2. Disconnect the No. 4 water by-pass hose.

    3. Disconnect the No. 5 water by-pass hose.

    4. A00O98Y

      Disconnect the No. 1 fuel vapor feed hose.

    5. Disconnect the No. 1 vacuum switching valve connector.

    6. Disconnect the No. 1 ventilation hose.

    7. A00O2WN

      Detach the 2 heater hose clamps.

    8. A00O441

      Remove the 2 bolts and throttle body bracket.

    9. A00O7DP

      Using a clip remover, detach the wire harness clamp.

    10. A00O8SL

      Remove the 2 bolts and No. 1 surge tank stay.

    11. A00O452

      Remove the 2 bolts and No. 2 surge tank stay.

    12. A00O6BF

      Remove the 2 nuts, 4 bolts and intake air surge tank.

    13. Remove the gasket.

  22. REMOVE AIR TUBE (w/ Secondary Air Injection System)


    1. A009AP7

      Remove the 2 bolts, 2 nuts and air tube.

    2. Remove the 2 gaskets from the air tube.

      Note

      Be careful not to damage the installation surface of the gaskets.

  23. REMOVE NO. 2 AIR TUBE (w/ Secondary Air Injection System)


    1. A0096DQ

      Remove the 2 bolts, 2 nuts and No. 2 air tube.

    2. Remove the 2 gaskets from the No. 2 air tube.

      Note

      Be careful not to damage the installation surface of the gaskets.

  24. REMOVE EMISSION CONTROL VALVE SET (w/ Secondary Air Injection System)


    1. A0098U3

      Disconnect the emission control valve set connector.

    2. Disconnect the No. 1 air hose from the emission control valve set.

    3. A009B7Y

      Remove the 3 nuts and emission control valve set.

  25. REMOVE NO. 2 EMISSION CONTROL VALVE SET (w/ Secondary Air Injection System)


    1. A009AOT

      Disconnect the No. 2 emission control valve set connector.

    2. Disconnect the No. 3 air hose.

    3. A0097MM

      Remove the 3 nuts and No. 2 emission control valve set.

  26. REMOVE IGNITION COIL ASSEMBLY


    1. A0095XA

      Disconnect the 6 ignition coil connectors.

    2. Remove the 6 bolts and 6 ignition coils.

  27. DISCONNECT VANE PUMP ASSEMBLY


    1. A00JYYS

      Disconnect the 2 connectors.

    2. Detach the 2 wire harness clamps.

    3. A00JZXW

      Remove the 2 bolts and disconnect the vane pump.

  28. REMOVE NO. 2 IDLER PULLEY SUB-ASSEMBLY


    1. A00O3IQ

      for Integrated Type:

      Remove the bolt and No. 2 idler pulley.

    2. for Separate Type:

      Remove the bolt, No. 2 idler pulley cover plate, No. 2 idler pulley and idler pulley cover plate.

  29. REMOVE WIRING HARNESS CLAMP BRACKET


    1. A00O3VY

      Detach the clamp.

    2. Remove the bolt and wiring harness clamp bracket.

  30. REMOVE NO. 2 EXHAUST MANIFOLD HEAT INSULATOR


    1. A00KWJM

      Remove the 3 bolts and heat insulator.

  31. REMOVE GENERATOR ASSEMBLY


    1. A00O30W

      Open the terminal cap.

    2. Remove the nut and disconnect the wire harness from terminal B.

    3. Disconnect the generator connector from the generator assembly.

    4. A00O9WK

      Remove the 2 bolts and disconnect the wire harness.

    5. A00O3NO

      Disconnect the wire harness clamp.

    6. Remove the bolt and disconnect the generator bracket.

    7. A00OAUY

      Remove the 2 bolts and generator assembly.

    8. A00O4IN

      Remove the bolt and generator bracket.

  32. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE


    1. A00XHKO

      Remove the dipstick.

    2. Remove the bolt and dipstick guide.

    3. Remove the O-ring from the dipstick guide.

  33. REMOVE WATER BY-PASS PIPE SUB-ASSEMBLY (w/ Oil Cooler)


    1. A00XC58

      Disconnect the 2 hoses.

    2. Remove the 3 bolts and water by-pass pipe.

  34. REMOVE NO. 1 OIL PIPE


    1. A00XG18

      Remove the 2 oil pipe unions, oil control valve filter LH, 3 gaskets and No. 1 oil pipe.

      Note

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

  35. REMOVE NO. 2 OIL PIPE


    1. A00XJQY

      Remove the 2 oil pipe unions, oil control valve filter RH, 3 gaskets and No. 2 oil pipe.

      Note

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

  36. REMOVE REAR CYLINDER HEAD COVER


    1. A00975F

      Remove the 3 bolts and cover.

  37. DISCONNECT FUEL PIPE SUB-ASSEMBLY


    1. Remove the 2 bolts and disconnect the fuel pipe.

  38. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY LH


    1. A00XJZ0

      Remove the 12 bolts, seal washer, cylinder head cover and gasket.

      Tech Tips

      Make sure the removed parts are returned to the same places they were removed from.

    2. A00XKE2

      Remove the 3 gaskets.

  39. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY


    1. A00XIKU

      Remove the 12 bolts, seal washer, cylinder head cover and gasket.

      Tech Tips

      Make sure the removed parts are returned to the same places they were removed from.

    2. A00XGU9

      Remove the 3 gaskets.

  40. REMOVE TIMING CHAIN COVER PLATE


    1. A00KUOX

      Remove the 4 bolts, timing chain cover plate and gasket.

  41. SET NO. 1 CYLINDER TO TDC/COMPRESSION


    1. A00KZL1E01

      Turn the crankshaft pulley and align the notch with the "0" timing mark of the timing chain cover.

    2. A00KYQEE01
      Text in Illustration
      *A for Bank 2
      *B for Bank 1
      *1 Paint Mark

      Check that the timing marks of the camshaft timing gears are aligned with the timing marks of the bearing caps as shown in the illustration.

      Tech Tips

      If the marks are not aligned, turn the crankshaft again to align the marks.

    3. Place paint marks on the timing marks and sprockets of each camshaft timing gear and on the links of the No. 1 chain.

      Tech Tips

      Be sure to place the paint marks on 2 links of the chain and on the sprockets of the camshaft timing gears at the locations of the timing marks of the camshaft timing gears.

  42. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY


    1. A00KZ1WE01

      Turn the crankshaft approximately 30° counterclockwise so that there is some slack in the chain.

      Tech Tips

      This prevents the valves and pistons from interfering with each other.

    2. A00KVBDE01
      Text in Illustration
      *1 Lever Hole
      *2 Tensioner Hole

      Align the hole in the lever of the tensioner with the hole in the tensioner body as shown in the illustration, and then insert a pin with a diameter of 1.27 mm (0.0500 in.) into the hole.

    3. A00KZL1E01

      Turn the crankshaft clockwise and align the notch with the "0" timing mark of the timing chain cover.

    4. A00KY08

      Remove the 2 bolts and chain tensioner.

      Note

      Do not drop the No. 1 chain tensioner assembly or bolts into the timing chain cover.

  43. DISCONNECT CHAIN SUB-ASSEMBLY (for Bank 1)


    1. A00KX8GE01

      Turn the crankshaft clockwise until it is in the position shown in the illustration so that there is some slack in the chain between the banks.

      Tech Tips

      When turning the crankshaft, engine oil may spray out of the oil holes.

      CAUTION:

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

    2. A00KVU1E01

      Turn the crankshaft clockwise until it is in the position shown in the illustration so that the chain can be removed easily.

      Tech Tips

      When turning the crankshaft, engine oil may spray out of the oil holes.

    3. A00KXG1

      Remove the chain from the sprocket of the camshaft timing gear and set it on the gear.

      CAUTION:

      As the camshaft may turn suddenly and pinch your fingers when the chain is removed, pinch the chain and lift it upward to remove it from the sprocket.

  44. REMOVE CAMSHAFT BEARING CAP (for Bank 1)


    1. A00KVOWE01
      Text in Illustration
      *1 Bolt
      *2 Washer
      *a Part Removal
      *b Installation of Bolts and Washers for Temporary Installation of camshaft housing

      Remove the bolts and bearing caps in the order shown in the illustration. Immediately after removing a bearing cap, install bolts and washers for temporary installation of the camshaft housing in the order shown in the illustration.

      Torque:
      10 N*m  { 102 kgf*cm, 7 ft.*lbf }

      Tech Tips


      • Arrange the removed parts so that they can be reinstalled in their original locations.

      • Part number of bolt for temporary installation of camshaft housing: 91551-G0845 (quantity: 8)

      • Part number of washer for temporary installation of camshaft housing: 90201-12028 (quantity: 16)

      Note


      • Do not install the bearing caps when installing bolts and washers for temporary installation of the camshaft housing.

      • Be sure to follow the numerical order when performing this procedure.

      • Do not allow bolts and washers for temporary installation of the camshaft housing to contact the camshaft.

      • Do not drop bolts and washers for temporary installation of the camshaft housing into the cylinder head.

  45. REMOVE NO. 2 CAMSHAFT


    1. A00KVIE

      Remove the bolt of the No. 2 chain tensioner assembly.

    2. A00KSIC

      Remove the No. 2 chain tensioner assembly while lifting up the No. 2 camshaft.

    3. A00L0WO

      While lifting up the No. 2 camshaft, pass it through the No. 2 chain and pull it out towards the front of the vehicle to remove it.

  46. REMOVE CAMSHAFT


    1. Lift up the rear of the camshaft so that it is at an angle.

    2. A00KT1O

      Remove the chain from the camshaft timing gear and pull out the camshaft and No. 2 chain towards the rear of the vehicle to remove them.

      Note

      Do not drop the chain into the gap between the engine and cover.

    3. A00KZOG

      Suspend the chain with a string or equivalent.

  47. DISCONNECT CHAIN SUB-ASSEMBLY (for Bank 2)


    1. A00KZL1E01

      Turn the crankshaft counterclockwise and align the notch with the "0" timing mark of the timing chain cover.

    2. A00KW6T

      Remove the chain from the sprocket of the camshaft timing gear and set it on the gear.

      CAUTION:

      As the camshaft may turn suddenly and pinch your fingers when the chain is removed, pinch the chain and lift it upward to remove it from the sprocket.

  48. REMOVE CAMSHAFT BEARING CAP (for Bank 2)


    1. A00KXBJE01
      Text in Illustration
      *1 Bolt
      *2 Washer
      *a Part Removal
      *b Installation of Bolts and Washers for Temporary Installation of camshaft housing

      Remove the bolts and bearing caps in the order shown in the illustration. Immediately after removing a bearing cap, install bolts and washers for temporary installation of the camshaft housing in the order shown in the illustration.

      Torque:
      10 N*m  { 102 kgf*cm, 7 ft.*lbf }

      Tech Tips


      • Arrange the removed parts so that they can be reinstalled in their original locations.

      • Part number of bolt for temporary installation of camshaft housing: 91551-G0845 (quantity: 8)

      • Part number of washer for temporary installation of camshaft housing: 90201-12028 (quantity: 16)

      Note


      • Do not install the bearing caps when installing bolts and washers for temporary installation of the camshaft housing.

      • Be sure to follow the numerical order when performing this procedure.

      • Do not allow bolts and washers for temporary installation of the camshaft housing to contact the camshaft.

      • Do not drop bolts and washers for temporary installation of the camshaft housing into the cylinder head.

  49. REMOVE NO. 4 CAMSHAFT


    1. A00KYIA

      Remove the bolt of the No. 3 chain tensioner assembly.

    2. A00L0Z8

      Remove the No. 3 chain tensioner assembly while lifting up the No. 4 camshaft.

    3. A00KXW5

      While lifting up the No. 4 camshaft, pass it through the No. 2 chain and pull it out towards the front of the vehicle to remove it.

  50. REMOVE NO. 3 CAMSHAFT


    1. Lift up the rear of the camshaft so that it is at an angle.

    2. A00KV3D

      Remove the chain from the camshaft timing gear and pull out the No. 3 camshaft and No. 2 chain towards the rear of the vehicle to remove them.

      Note

      Do not drop the chain into the gap between the engine and cover.

    3. A00KX9D

      Suspend the chain with a string or equivalent.

  51. REMOVE CAMSHAFT TIMING GEAR ASSEMBLY


    1. Fix the camshaft in place.

      Note

      Be careful not to damage the camshaft.

    2. A00KU5WE01
      Text in Illustration
      *1 Do not remove
      *2 Straight Pin
      *3 Flange Bolt

      Remove the flange bolt and camshaft timing gear assembly.

      Note


      • Do not remove the other 3 bolts.

      • If planning to reuse the camshaft timing gear, be sure to release the straight pin lock before installing the camshaft timing gear.

  52. REMOVE CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY


    1. Fix the camshaft in place.

      Note

      Be careful not to damage the camshaft.

    2. A00KVNCE01
      Text in Illustration
      *1 Do not remove
      *2 Straight Pin
      *3 Flange Bolt

      Remove the flange bolt and camshaft timing exhaust gear assembly.

      Note


      • Be sure not to remove the other 4 bolts.

      • If planning to reuse the gear, be sure to release the straight pin lock before installing the gear.