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Home >> Toyota >> 2014 >> Highlander XLE, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Mechanical (1AR-FE) (Service Information) (Except Hybrid) (2 Of 2)) >> Cylinder Head >> Reassembly [12/2013 - ] >> Procedure

Reassembly [12/2013 - ]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. INSTALL SPARK PLUG TUBE 

    HINT: 

    When using a new cylinder head sub-assembly, the spark plug tubes must be replaced.

    1. Apply adhesive to a new spark plug tube as shown in the illustration.
      GTY443880Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Adhesive

      Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent.

      Standard Application Width

      1.0 to 3.0 mm (0.0394 to 0.118 in.)

      NOTE:
      • Install the spark plug tube within 3 minutes of applying adhesive.
      • Be careful not to deform the spark plug tube.
      • Do not expose the spark plug tube to engine oil for at least 1 hour after installing it.
    2. Using a wooden block and hammer, tap in the spark plug tube.
      GTY439742Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Cylinder Head Casting Surface

      Standard Protrusion Height

      112 mm (4.41 in.)

      NOTE:

      To avoid tapping in the spark plug tube too far, measure the protrusion height while tapping it.

  2. INSTALL CYLINDER HEAD STUD BOLT 
    1. Using an E7 "TORX" socket wrench, install the 5 cylinder head stud bolts.
      GTY435767Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 6.5 N*m (66 kgf*cm, 58 in.*lbf) 

  3. INSTALL NO. 1 STRAIGHT SCREW PLUG 
    1. Using a 10 mm hexagon wrench, install 3 new gaskets and the 3 No. 1 straight screw plugs.
      GTY314201Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 44 N*m (449 kgf*cm, 32 ft.*lbf) 

  4. INSTALL NO. 2 STRAIGHT SCREW PLUG 
    1. Using a 14 mm hexagon wrench, install a new gasket and the No. 2 straight screw plug.
      GTY314659Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 78 N*m (795 kgf*cm, 58 ft.*lbf) 

  5. INSTALL VALVE SPRING SEAT 
    1. Install the valve spring seat to the cylinder head sub-assembly.
  6. INSTALL VALVE STEM OIL SEAL 
    1. Apply a light coat of engine oil to new valve stem oil seals.
      GTY424782Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Intake Valve Stem Oil Seal
      *b Exhaust Valve Stem Oil Seal
      *c Gray
      *d Black
      NOTE:

      Pay attention when installing the valve stem oil seals. For example, installing an intake valve stem oil seal onto the exhaust side or installing an exhaust valve stem oil seal onto the intake side can cause installation problems later.

      HINT: 

      The intake valve stem oil seals are gray and the exhaust valve stem oil seals are black.

    2. Using SST, push in the valve stem oil seals.
      GTY452736Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Correct
      *b Incorrect
      • SST: 09201-41020 
      NOTE:

      Failure to use SST will cause the valve stem seal to be damaged or improperly seated.

  7. INSTALL INTAKE VALVE 
    1. Sufficiently apply engine oil to the tip area of the intake valve shown in the illustration.
      GTY432628Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 30 mm (1.18 in.) or more
    2. Install the intake valve, compression spring and valve spring retainer to the cylinder head sub-assembly.
      NOTE:

      Install the same parts in the same combination to their original locations.

    3. Using SST and wooden blocks, compress the compression spring and install the 2 valve spring retainer locks.
      GTY372567Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • SST: 09202-70020 
        1. 09202-00010
    4. Using a plastic hammer, lightly tap the valve stem tip to ensure a proper fit.
      GTY174502Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Be careful not to damage the valve spring retainer.

  8. INSTALL EXHAUST VALVE 
    1. Sufficiently apply engine oil to the tip area of the exhaust valve shown in the illustration.
      GTY432629Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 30 mm (1.18 in.) or more
    2. Install the exhaust valve, compression spring and valve spring retainer to the cylinder head sub-assembly.
      NOTE:

      Install the same parts in the same combination to their original locations.

    3. Using SST and wooden blocks, compress the compression spring and install the 2 valve spring retainer locks.
      GTY361538Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • SST: 09202-70020 
        1. 09202-00010
    4. Using a plastic hammer, lightly tap the valve stem tip to ensure a proper fit.
      GTY174493Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Be careful not to damage the valve spring retainer.