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. A01DQWQ

      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.

    A01DOIBE01
    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. A01DTGI

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

  9. REMOVE BATTERY

  10. REMOVE BATTERY TRAY

  11. REMOVE V-BANK COVER


    1. A01DQBNE01
      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. A01DNH7

      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. A01DNI3

      Detach the wire harness clamp.

    3. Remove the 3 bolts and air cleaner case.

  14. REMOVE NO. 1 RADIATOR HOSE

    A01DPRH

  15. REMOVE NO. 2 RADIATOR HOSE


    1. A01DRKD

      Disconnect the radiator hose from the water inlet.

    2. A01DU7F

      Detach the clamp and remove the radiator hose.

  16. REMOVE RADIATOR RESERVOIR


    1. A01DUD0

      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. A01DQ2S

      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. A01DN1S

      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. A01DS77

      Loosen the 4 nuts holding the fluid coupling fan.

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

    3. A01DLXP

      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. A01DSXT

      for Bank 1 Side:

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

    2. A01DTKK

      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. A01DLZJ

      Disconnect the throttle body connector.

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

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

    4. A01DTPJ

      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. A01DUSF

      Detach the 2 heater hose clamps.

    8. A01DTWR

      Remove the 2 bolts and throttle body bracket.

    9. A01DR0A

      Using a clip remover, detach the wire harness clamp.

    10. A01DP58

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

    11. A01DMTF

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

    12. A01DQ0I

      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. A01DPZT

      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. A01DPUL

      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. A01DMI8

      Disconnect the emission control valve set connector.

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

    3. A01DMAK

      Remove the 3 nuts and emission control valve set.

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


    1. A01DS89

      Disconnect the No. 2 emission control valve set connector.

    2. Disconnect the No. 3 air hose.

    3. A01DS1C

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

  26. REMOVE IGNITION COIL ASSEMBLY


    1. A01DSHZ

      Disconnect the 6 ignition coil connectors.

    2. Remove the 6 bolts and 6 ignition coils.

  27. DISCONNECT VANE PUMP ASSEMBLY


    1. A01DSRE

      Disconnect the 2 connectors.

    2. Detach the 2 wire harness clamps.

    3. A01DNVZ

      Remove the 2 bolts and disconnect the vane pump.

  28. REMOVE NO. 2 IDLER PULLEY SUB-ASSEMBLY


    1. A01DR3R

      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. A01DOWA

      Detach the clamp.

    2. Remove the bolt and wiring harness clamp bracket.

  30. REMOVE NO. 2 EXHAUST MANIFOLD HEAT INSULATOR


    1. A01DO53

      Remove the 3 bolts and heat insulator.

  31. REMOVE GENERATOR ASSEMBLY


    1. A01DLU2

      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. A01DSKS

      Remove the 2 bolts and disconnect the wire harness.

    5. A01DTQJ

      Disconnect the wire harness clamp.

    6. Remove the bolt and disconnect the generator bracket.

    7. A01DPJ0

      Remove the 2 bolts and generator assembly.

    8. A01DND1

      Remove the bolt and generator bracket.

  32. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE


    1. A01DQMN

      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. A01DRXL

      Disconnect the 2 hoses.

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

  34. REMOVE NO. 1 OIL PIPE


    1. A01DTGB

      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. A01DSUX

      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. A01DU8P

      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. A01DNEJ

      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. A01DS0A

      Remove the 3 gaskets.

  39. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY


    1. A01DM3E

      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. A01DU4P

      Remove the 3 gaskets.

  40. REMOVE TIMING CHAIN COVER PLATE


    1. A01DLW3

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

  41. SET NO. 1 CYLINDER TO TDC/COMPRESSION


    1. A01DODZE01

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

    2. A01DTXDE01
      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. A01DNJ5E01

      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. A01DSA7E01
      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. A01DODZE01

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

    4. A01DSRZ

      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. A01DUKRE01

      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. A01DP1DE01

      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. A01DQS2

      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. A01DUBJE01
      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. A01DUUE

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

    2. A01DMN3

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

    3. A01DRBA

      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. A01DMSL

      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. A01DU4G

      Suspend the chain with a string or equivalent.

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


    1. A01DODZE01

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

    2. A01DN31

      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. A01DTNEE01
      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. A01DO6X

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

    2. A01DSF3

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

    3. A01DPUH

      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. A01DOHE

      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. A01DTMZ

      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. A01DT9EE01
      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. A01DSKOE01
      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.