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Home >> Toyota >> 2016 >> Corolla S, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Engine Mechanical (2ZR-FAE) - Service Information (2 Of 2) (Model Code: ZRE172)) >> Cylinder Head >> Disassembly [08/2013 - ] >> Procedure

Disassembly [08/2013 - ]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY 
    1. Remove the 16 No. 1 valve rocker arm sub-assemblies.
      GTY451833Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Arrange the removed parts in the correct order.

  2. REMOVE VALVE LASH ADJUSTER ASSEMBLY 
    1. Remove the 16 valve lash adjuster assemblies.
      GTY430399Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Arrange the removed parts in the correct order.

  3. REMOVE VALVE STEM CAP 
    1. Remove the 16 valve stem caps.

      HINT: 

      Arrange the removed parts in the correct order.

      GTY190795Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE INTAKE VALVE 

    HINT: 

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

    Type Inner Compression Spring Shape
    A Straight
    B Tapered
    GTY693823Courtesy 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
    *4 Valve Lash Adjuster Assembly
    1. Type A:
      1. Place the cylinder head sub-assembly on wooden blocks.
      2. Using SST, compress and remove the 2 valve spring retainer lock halves.
        GTY430051Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Wooden block
        • SST: 09202-70020 
          1. 09202-00010

        HINT: 

        Arrange the removed parts in the correct order.

      3. Remove the valve spring retainer, inner compression spring and intake valve from the cylinder head sub-assembly.

        HINT: 

        Arrange the removed parts in the correct order.

    2. Type B:
      1. Place the cylinder head sub-assembly on wooden blocks.
      2. Using SST, compress and remove the 2 valve spring retainer lock halves.
        • SST: 09202-70020 
        • SST: 09202-00021 

        HINT: 

        Arrange the removed parts in the correct order.

        GTY492396Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Wooden Block
      3. Remove the valve spring retainer, inner compression spring and intake valve from the cylinder head sub-assembly.

        HINT: 

        Arrange the removed parts in the correct order.

  5. REMOVE EXHAUST VALVE 

    HINT: 

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

    Type Inner Compression Spring Shape
    A Straight
    B Tapered
    GTY693823Courtesy 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
    *4 Valve Lash Adjuster Assembly
    1. Type A:
      1. Place the cylinder head sub-assembly on wooden blocks.
      2. Using SST, compress and remove the 2 valve spring retainer lock halves.
        GTY739178Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Wooden block
        • SST: 09202-70020 
          1. 09202-00010

        HINT: 

        Arrange the removed parts in the correct order.

      3. Remove the valve spring retainer, inner compression spring and exhaust valve from the cylinder head sub-assembly.

        HINT: 

        Arrange the removed parts in the correct order.

    2. Type B:
      1. Place the cylinder head sub-assembly on wooden blocks.
      2. Using SST and wooden blocks, compress and remove the 2 valve spring retainer lock halves.
        • SST: 09202-70020 
        • SST: 09202-00021 

        HINT: 

        Arrange the removed parts in the correct order.

        GTY711180Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Wooden Block
      3. Remove the valve spring retainer, inner compression spring and exhaust valve.

        HINT: 

        Arrange the removed parts in the correct order.

  6. REMOVE VALVE STEM OIL SEAL 
    1. Using needle-nose pliers, remove the valve stem oil seals.
      GTY164618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE VALVE SPRING SEAT 
    1. Using compressed air and a Magnet Hand, remove the valve spring seats by blowing air onto them.
      GTY161244Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE NO. 2 STRAIGHT SCREW PLUG 
    NOTE:

    If water leaks from the No. 2 straight screw plug or the plug is corroded, replace it.

    1. Using a 10 mm straight hexagon wrench, remove the 3 No. 2 straight screw plugs and 3 gaskets.
      GTY449252Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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