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Section 29 (Engine Mechanical (1AR-FE) (Service Information)): Camshaft: Installation: Installation

WARNING: This page is about a different variant/trim than selected.
  1. INSTALL NO. 2 CAMSHAFT BEARING  See step  18
  2. INSTALL NO. 1 CAMSHAFT BEARING  See step  17
  3. INSTALL OIL CONTROL VALVE FILTER  See step  19
  4. INSTALL CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY 
    1. Align and attach the knock pin of the No. 2 camshaft with the pin hole of the camshaft timing exhaust gear assembly.
      Fig 1: Identifying Pin Hole And Knock Pin
      GTY290511Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Knock Pin Hole
      *2 Knock Pin
    2. Check that there is no clearance between the camshaft timing exhaust gear assembly and camshaft flange.
      Fig 2: Checking Clearance Between The Camshaft Timing Gear And Camshaft Flange
      GTY292363Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Camshaft Timing Exhaust Gear
      *2 Clearance
      *3 Camshaft Flange
      *a INCORRECT
      *b CORRECT
      *c No Clearance
    3. Fix the camshaft timing exhaust gear assembly with the bolt.
      Fig 3: Identifying Camshaft Timing Exhaust Gear
      GTY291543Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 85 N*m (867 kgf*cm, 63 ft.*lbf) 

      NOTE:

      Do not disassemble the camshaft timing exhaust gear.

  5. SET TDC/COMPRESSION 
    1. Turn the crankshaft pulley until its timing notch (groove) and the timing mark "0" of the timing chain cover are aligned.
      Fig 4: Aligning Crankshaft Pulley Timing Notch (Groove) And The Timing Mark "0" Of The Timing Chain Cover
      GTY293332Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Timing Notch
  6. INSTALL NO. 2 CAMSHAFT 
    1. Make sure that the valve rocker arms are installed as shown in the illustration.
      Fig 5: Identifying Valve Rocker Arms
      GTY290285Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Valve Rocker Arm
      *2 Valve Lash Adjuster
      *3 Valve Stem Cap
    2. Clean the camshaft journals.
    3. Apply a light coat of engine oil to the camshaft journals, camshaft housings and bearing caps.
    4. Hold up the chain and align the matchmark and the paint mark and install the camshaft.
      Fig 6: Identifying Camshaft Journals
      GTY290555Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Paint Mark
      *2 Matchmark
  7. INSTALL CAMSHAFT 
    1. Make sure that the valve rocker arms are installed as shown in the illustration.
      Fig 7: Identifying Valve Rocker Arms
      GTY290285Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Valve Rocker Arm
      *2 Valve Lash Adjuster
      *3 Valve Stem Cap
    2. Clean the camshaft journals.
    3. Apply a light coat of engine oil to the camshaft journals, camshaft housings and bearing caps.
    4. Install the camshaft to the camshaft housing as shown in the illustration.
      Fig 8: Identifying Camshaft Housing
      GTY291353Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Knock Pin
      *a Approximately 17°
  8. INSTALL CAMSHAFT BEARING CAP 
    1. Confirm the marks and numbers on the camshaft bearing caps and place them in their proper positions and directions.
      Fig 9: Identifying Camshaft Bearing Caps
      GTY292210Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using several steps, uniformly tighten the 10 bolts in the sequence shown in the illustration.
      Fig 10: Tightening 10 Bolts In The Sequence
      GTY290230Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 27 N*m (275 kgf*cm, 20 ft.*lbf) 

    3. Using several steps, uniformly tighten the 11 bolts in the sequence shown in the illustration.
      Fig 11: Tightening 11 Bolts In The Sequence
      GTY292563Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 16 N*m (163 kgf*cm, 12 ft.*lbf) 

    4. Check the torque of each bolt again.
  9. INSTALL CAMSHAFT TIMING GEAR ASSEMBLY 
    1. Check the camshaft timing gear position.
      Fig 12: Identifying Camshaft Timing Gear Position
      GTY293024Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Knock Pin Hole
      *2 Alignment Mark
      *a Advanced Position
      *b Retarded Position
      NOTE:
      • If the camshaft timing gear is set to the advanced position, do not let the camshaft timing gear rotate clockwise during installation.
      • If the camshaft timing gear has rotated to the most retarded position, make sure to release the lock pin and set the camshaft timing gear to the most advanced position before tightening the camshaft timing gear.
    2. Install the camshaft timing gear as shown in the illustration.
      Fig 13: Installing Camshaft Timing Gear
      GTY290412Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a Narrow
      *b Wide
    3. Turn the camshaft timing gear approximately 180° counterclockwise.
      Fig 14: Turning Camshaft Timing Gear Approximately 180° Counterclockwise
      GTY291285Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a Narrow
      *b Wide
    4. Align the paint mark with the matchmark to install the chain.
      Fig 15: Aligning Paint Mark With Matchmark To Install Chain
      GTY292309Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Paint Mark
      *2 Matchmark
    5. Align and attach the knock pin of the No. 1 camshaft with the pin hole of the camshaft timing gear.
      Fig 16: Identifying Pin Hole And Knock Pin
      GTY291588Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Knock Pin Hole
      *2 Knock Pin
    6. Check that there is no clearance between the camshaft timing gear and camshaft flange.
      Fig 17: Checking Clearance Between The Camshaft Timing Gear And Camshaft Flange
      GTY292363Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Camshaft Timing Gear
      *2 Clearance
      *3 Camshaft Flange
      *a INCORRECT
      *b CORRECT
      *c No Clearance
    7. Secure the camshaft in place by hand, and then install the installation bolt of the camshaft timing gear by hand.
      NOTE:

      Do not use any tools to install the bolt. If the bolt is installed using a tool, the lock pin will be damaged.

    8. If the lock pin has not been released, release it.
      1. After cleaning and degreasing the intake side VVT oil hole on the No. 1 camshaft bearing cap, completely seal the oil hole with adhesive tape or equivalent as shown in the illustration to prevent air from leaking.
        Fig 18: Identifying Vvt Oil Hole On The No. 1 Camshaft Bearing Cap
        GTY292769Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        TEXT IN ILLUSTRATION

        *1 Adhesive Tape Sealing Area
        *a Make a Hole
        NOTE:

        Be sure to seal the oil hole completely because air leaks due to insufficient sealing will prevent the lock pin from being released.

      2. Make a hole in the adhesive tape covering the oil hole as shown in the illustration. (Procedure A)
      3. Apply approximately 200 kPa (2.0 kgf/ cm2 , 29 psi) of air pressure to the hole made in procedure A to release the lock pin.
        Fig 19: Applying Air Pressure To The Hole Made In Procedure A To Release The Lock Pin
        GTY290869Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        NOTE:
        • If air leaks out, reattach the adhesive tape.
        • Cover the oil hole with a piece of cloth when applying air pressure to prevent oil from spraying.
      4. Forcibly turn the camshaft timing gear in the advance direction (counterclockwise).

        HINT: 

        Depending on the air pressure applied, the camshaft timing gear may turn in the advance direction without assistance by hand.

      5. Remove the adhesive tape from the No. 1 camshaft bearing cap.
    9. Using a wrench to hold the hexagonal portion of the No. 1 camshaft, install the bolt.
      Fig 20: Using A Wrench To Hold The Hexagonal Portion Of The No. 1 Camshaft & Install The Bolt
      GTY291365Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 85 N*m (867 kgf*cm, 63 ft.*lbf) 

      NOTE:

      Be careful not to damage the cylinder head or spark plug tube with the wrench.

    10. Check that each matchmark of the camshaft timing gear and camshaft timing exhaust gear are aligned with each matchmark located as shown in the illustration.
      Fig 21: Checking Each Matchmark Of The Camshaft Timing Gear And Camshaft Timing Exhaust Gear Are Aligned With Each Matchmark Located
      GTY293648Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Paint Mark
      *2 Matchmark
  10. ADD ENGINE OIL  See step  17
  11. INSTALL TIMING CHAIN GUIDE  See step  23
  12. INSTALL NO. 1 CHAIN TENSIONER ASSEMBLY 
    1. Turn the crankshaft approximately 10° clockwise.
      Fig 22: Turning Crankshaft Approximately 10° Clockwise
      GTY293533Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install a new gasket and the chain tensioner with the 2 bolts.
      Fig 23: Identifying 2 Bolts, Chain Tensioner And Gasket
      GTY294062Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) 

      NOTE:

      Make sure not to drop the gasket inside the timing chain cover.

    3. Remove the pin from the stopper plate.
  13. CHECK NO. 1 CYLINDER TO TDC/COMPRESSION 
    1. Turn the crankshaft pulley until its timing notch (groove) and the timing mark "0" of the timing chain cover are aligned.
      Fig 24: Turning Crankshaft Pulley Until Its Timing Notch (Groove) And Timing Mark "0" Of The Timing Chain Cover Are Aligned
      GTY290978Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Timing Mark
      *2 Timing Notch
      *a Approximately 7°
      *b Approximately 32°
    2. Check that the timing marks of the camshaft timing gears are as shown in the illustration. If not, turn the crankshaft 1 revolution (360°) to align the timing marks as shown in the illustration.

      HINT: 

      "A" is not a timing mark.

  14. INSTALL TIMING CHAIN COVER PLATE 
    1. Install a new gasket and the timing chain cover plate with the 4 bolts.
      Fig 25: Identifying 4 Bolts, Timing Chain Cover Plate And Gasket
      GTY289946Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) 

  15. INSTALL TIMING CHAIN COVER TIGHT PLUG  See step  38
  16. INSTALL CYLINDER HEAD COVER SUB-ASSEMBLY  See step  43
  17. INSTALL IGNITION COIL ASSEMBLY  . Refer to INSTALLATION - Step 2
  18. CONNECT ENGINE WIRE 
    1. Connect the connectors and clamps, and install the engine wire to the engine with the bolts and nuts.
      Fig 26: Connecting Fasteners & Install The Engine Wire To The Engine With The Bolts And Nuts
      GTY301866Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Nut A 

      Torque: 9.8 N*m (100 kgf*cm, 87 in.*lbf) 

      Nut B 

      Torque: 8.4 N*m (86 kgf*cm, 74 in.*lbf) 

      Bolt 

      Torque: 8.4 N*m (86 kgf*cm, 74 in.*lbf) 

  19. INSTALL ENGINE MOVING CONTROL ROD  See step  39
  20. INSTALL AIR CLEANER CASE SUB-ASSEMBLY  See step  53
  21. INSTALL AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY  See step  54
  22. INSTALL AIR CLEANER CAP SUB-ASSEMBLY 
    1. Install the air cleaner cap sub-assembly with the 2 bolts.
      Fig 27: Identifying Bolts And Air Cleaner Cap Sub-Assembly
      GTY303294Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 5.0 N*m (51 kgf*cm, 44 in.*lbf) 

    2. Connect the air cleaner hose and tighten the hose clamp bolt.
    3. Connect the 2 vacuum hoses to the air cleaner cap sub-assembly.
      Fig 28: Identifying 2 Vacuum Hoses & Air Cleaner Cap Sub-Assembly
      GTY303992Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the mass air flow meter connector.
      Fig 29: Identifying Mass Air Flow Meter Connector
      GTY303954Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  23. INSTALL NO. 2 INLET AIR CLEANER  See step  56
  24. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected, refer to INITIALIZATION .

  25. INSPECT FOR OIL LEAK 
  26. INSTALL FRONT FENDER APRON SEAL RH  See step  80
  27. INSTALL FRONT FENDER LINER RH  . Refer to INSTALLATION - Step 2
  28. INSTALL FRONT FENDER MOULDING SUB-ASSEMBLY RH  See step  4
  29. INSTALL NO. 1 ENGINE UNDER COVER 
  30. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY  See step  89
  31. INSTALL FRONT WHEEL RH 
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