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Disassembly [12/2015 - 08/2016]: Procedure

WARNING: This page is about a different car, the 2016 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE VALVE STEM CAP 
    1. Remove the valve stem caps from the cylinder heads.

      HINT: 

      Arrange the removed parts in the correct order.

  2. REMOVE INTAKE VALVE 

    HINT: 

    Type A and Type B can be distinguished by the shape of the compression spring.

    GTY479604Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *A Type A
    *B Type B
    *1 No. 1 Valve Rocker Arm Sub-assembly
    *2 Valve Spring Retainer
    *3 Inner Compression Spring
    *a Valve Spring Retainer Diameter
    *b No. 1 Valve Rocker Arm Sub-assembly Roller Width
    Type No. 1 Valve Rocker Arm Sub-assembly Roller Width Valve Spring Retainer Diameter Inner Compression Spring Shape
    A 10.7 mm (0.421 in.) 23.4 mm (0.921 in.) Straight
    B 8.0 mm (0.315 in.) 18.9 mm (0.744 in.) Taper
    1. Type A:
      1. Using SST, compress the inner compression spring and remove the valve spring retainer locks.
        GTY443049Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • SST: 09202-70020 
          1. 09202-00010
          2. 09202-01010
          3. 09202-01020
    2. Type B:
      1. Using SST, compress the inner compression spring and remove the valve spring retainer locks.
        GTY480429Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • SST: 09202-00021 
        • SST: 09202-70020 
          1. 09202-01010
          2. 09202-01020
    3. Remove the valve spring retainer, inner compression spring and intake valve.

      HINT: 

      Arrange the removed parts in the correct order.

  3. REMOVE EXHAUST VALVE 

    HINT: 

    Type A and Type B can be distinguished by the shape of the compression spring.

    GTY479604Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *A Type A
    *B Type B
    *1 No. 1 Valve Rocker Arm Sub-assembly
    *2 Valve Spring Retainer
    *3 Inner Compression Spring
    *a Valve Spring Retainer Diameter
    *b No. 1 Valve Rocker Arm Sub-assembly Roller Width
    Type No. 1 Valve Rocker Arm Sub-assembly Roller Width Valve Spring Retainer Diameter Inner Compression Spring Shape
    A 10.7 mm (0.421 in.) 23.4 mm (0.921 in.) Straight
    B 8.0 mm (0.315 in.) 18.9 mm (0.744 in.) Taper
    1. Type A:
      1. Using SST, compress the inner compression spring and remove the valve spring retainer locks.
        GTY443670Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • SST: 09202-70020 
          1. 09202-00010
          2. 09202-01010
          3. 09202-01020
    2. Type B:
      1. Using SST, compress the inner compression spring and remove the valve spring retainer locks.
        GTY482022Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • SST: 09202-00021 
        • SST: 09202-70020 
          1. 09202-01010
          2. 09202-01020
    3. Remove the valve spring retainer, inner compression spring and exhaust valve.

      HINT: 

      Arrange the removed parts in the correct order.

  4. REMOVE VALVE STEM OIL SEAL 
    1. Using needle-nose pliers, remove the valve stem oil seals.
      GTY733340Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE VALVE SPRING SEAT 
    1. Using compressed air and a Magnet Hand, remove the valve spring seats by blowing air onto them.
      GTY697598Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE NO. 1 STRAIGHT SCREW PLUG 
    1. Using a 10 mm hexagon wrench, remove the 4 No. 1 straight screw plugs and 4 gaskets.
      GTY547086Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a for Bank 1
      *b for Bank 2
      NOTE:

      If water leaks from a straight screw plug or the plug is corroded, replace it.

  7. REMOVE NO. 2 STRAIGHT SCREW PLUG 
    1. Using a 14 mm hexagon wrench, remove the 2 No. 2 straight screw plugs and 2 gaskets.
      GTY546493Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a for Bank 1
      *b for Bank 2
      NOTE:

      If water leaks from a straight screw plug or the plug is corroded, replace it.

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