Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Disassembly

DISASSEMBLY

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during cylinder head removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Replacement of cylinder head sub-assembly

Inspection after repair

  • Poor idle, etc.
  • Engine start function, etc.

CAUTION / NOTICE / HINT

COMPONENTS (DISASSEMBLY)

Procedure

Part Name Code

1

VALVE SPRING RETAINER LOCK

13741A

-

-

2

VALVE SPRING RETAINER

13741B

-

-

-

3

INTAKE VALVE COMPRESSION SPRING

13711M

-

-

-

4

EXHAUST VALVE COMPRESSION SPRING

13715H

-

-

-

5

INTAKE VALVE

13711

-

-

-

6

EXHAUST VALVE

13715

-

-

-

7

INTAKE VALVE STEM OIL SEAL

13711E

-

-

-

8

EXHAUST VALVE STEM OIL SEAL

13715A

-

-

-

9

INTAKE VALVE SPRING SEAT

13734A

-

-

10

EXHAUST VALVE SPRING SEAT

13734B

-

-

11

NO. 1 STRAIGHT SCREW PLUG

11117E

-

-

12

STUD BOLT

-

-

-

13

INTAKE VALVE GUIDE BUSH

11122

-

-

14

EXHAUST VALVE GUIDE BUSH

11126

-

-

15

RING PIN

11115A

-

-

Non-reusable part

Precoated part

PROCEDURE

1. REMOVE VALVE SPRING RETAINER LOCK

(1) Using SST, compress each compression spring and remove the 16 valve spring retainer locks.

SST: 09202-70020

09202-01010

09202-01020

SST: 09202-00021

2. REMOVE VALVE SPRING RETAINER

3. REMOVE INTAKE VALVE COMPRESSION SPRING (for Intake Side)

4. REMOVE EXHAUST VALVE COMPRESSION SPRING (for Exhaust Side)

(a) Perform the same procedure as for the intake side.

5. REMOVE INTAKE VALVE

6. REMOVE EXHAUST VALVE

(a) Perform the same procedure as for the intake side.

7. REMOVE INTAKE VALVE STEM OIL SEAL (for Intake Side)

8. REMOVE EXHAUST VALVE STEM OIL SEAL (for Exhaust Side)

(a) Perform the same procedure as for the intake side.

9. REMOVE INTAKE VALVE SPRING SEAT (for Intake Side)

(1) Using compressed air and a Magnet Hand, remove the 8 intake valve spring seats from the cylinder head sub-assembly by blowing air onto them.

10. REMOVE EXHAUST VALVE SPRING SEAT (for Exhaust Side)

(a) Perform the same procedure as for the intake side.

11. REMOVE NO. 1 STRAIGHT SCREW PLUG

NOTICE:

If coolant leaks from a No. 1 straight screw plug or a plug is corroded, replace it.

(1) Using a 6 mm straight hexagon wrench, remove the 4 No. 1 straight screw plugs from the cylinder head sub-assembly.

12. REMOVE STUD BOLT

NOTICE:

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

(1) Using an E8 "TORX" socket wrench, remove the 7 stud bolts.

13. REMOVE INTAKE VALVE GUIDE BUSH

(1) Heat the cylinder head sub-assembly to between 80 and 100°C (176 and 212°F).

(2) Place the cylinder head sub-assembly on wooden blocks.

CAUTION:

Be sure to wear protective gloves.

(3) Using SST and a hammer, tap out the intake valve guide bush.

SST: 09201-01055

SST: 09950-70010

09951-07100

14. REMOVE EXHAUST VALVE GUIDE BUSH

(1) Heat the cylinder head sub-assembly to between 80 and 100°C (176 and 212°F).

(2) Place the cylinder head sub-assembly on wooden blocks.

CAUTION:

Be sure to wear protective gloves.

(3) Using SST and a hammer, tap out the exhaust valve guide bush.

SST: 09201-01055

SST: 09950-70010

09951-07100

15. REMOVE RING PIN

NOTICE:

It is not necessary to remove the ring pins unless they are being replaced.

    READ NEXT:

     Inspection

    INSPECTION PROCEDURE 1. INSPECT CYLINDER HEAD SUB-ASSEMBLY (a) Using a precision straightedge and feeler gauge, measure the warpage of the contact surfaces where the cylinder head sub-assembly conta

     Reassembly

    REASSEMBLY CAUTION / NOTICE / HINT COMPONENTS (REASSEMBLY) Procedure Part Name Code 1 INTAKE VALVE GUIDE BUSH 11122 - - 2 EXHAUS

     Repair

    REPAIR PROCEDURE 1. REPAIR EXHAUST VALVE SEAT NOTICE: While repairing the exhaust valve seat, make sure to constantly check the valve seat width and valve seating position. Release the cutt

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