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Home >> Toyota >> 2024 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different car >> Section 229 (Engine Mechanical System (2ZR-FAE) - Service Information (2 Of 2)) >> Cylinder Head >> Disassembly [03/2019 - 09/2022] >> Procedure

Disassembly [03/2019 - 09/2022]: Procedure

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  1. REMOVE INTAKE VALVE 
    1. Using SST and wooden blocks, compress the inner compression spring and remove the 8 valve spring retainer locks.
      • SST: 09202-70020 
        1. 09202-01010
        2. 09202-01020
      • SST: 09202-00021 
      GTY492396Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Wooden Block

      HINT: 

      Arrange the removed parts in such a way that they can be reinstalled to their original locations.

    2. Remove the 8 valve spring retainers, 8 inner compression springs and 8 intake valves from the cylinder head sub-assembly.

      HINT: 

      Arrange the removed parts in such a way that they can be reinstalled to their original locations.

  2. REMOVE EXHAUST VALVE 
    1. Using SST and wooden blocks, compress the inner compression spring and remove the 8 valve spring retainer locks.
      GTY862258Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Wooden Block
      • SST: 09202-70020 
        1. 09202-01010
        2. 09202-01020
      • SST: 09202-00021 

      HINT: 

      Arrange the removed parts in such a way that they can be reinstalled to their original locations.

    2. Remove the 8 valve spring retainers, 8 inner compression springs and 8 exhaust valves from the cylinder head sub-assembly.

      HINT: 

      Arrange the removed parts in such a way that they can be reinstalled to their original locations.

  3. REMOVE VALVE STEM OIL SEAL 
    1. Remove the 16 valve stem oil seals.
      GTY164618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE VALVE SPRING SEAT 
    1. Using compressed air and a Magnet Hand, remove the 16 valve spring seats from the cylinder head sub-assembly by blowing air onto them.
      GTY161244Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE NO. 2 STRAIGHT SCREW PLUG 
    NOTE:

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

    1. Using a 10 mm straight hexagon wrench, remove the 3 No. 2 straight screw plugs and 3 gaskets from the cylinder head sub-assembly.
      GTY449252Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE STUD BOLT 
    NOTE:

    If a stud bolt is deformed or its threads are damaged, replace it.

    1. Using E7 and E8 "TORX" socket wrenches, remove the stud bolts.
      GTY761656Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Intake Manifold Side *b Exhaust Manifold Side
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