Toyota Venza: Disassembly

Toyota Venza Service Manual / 1ar-fe Engine Mechanical / Cylinder Head / Disassembly

DISASSEMBLY

PROCEDURE

1. REMOVE INTAKE VALVE

(a) Using SST and wooden blocks, compress the compression spring and remove the valve spring retainer locks.

SST: 09202-70020

09202-00010

(b) Remove the retainer, compression spring and valve.

HINT:

Arrange the removed parts in the correct order.

2. REMOVE EXHAUST VALVE

(a) Using SST and wooden blocks, compress the compression spring and remove the valve spring retainer locks.

SST: 09202-70020

09202-00010

(b) Remove the retainer, compression spring and valve.

HINT:

Arrange the removed parts in the correct order.

3. REMOVE VALVE STEM OIL SEAL

(a) Using needle-nose pliers, remove the oil seals.

4. REMOVE VALVE SPRING SEAT

(a) Using compressed air and a Magnet Hand, remove the valve spring seat by blowing air onto it.

5. REMOVE NO. 1 STRAIGHT SCREW PLUG

NOTICE:

If water leaks from the No. 1 screw plug or the plug is corroded, replace it.

(a) Using a 10 mm hexagon wrench, remove the 3 screw plugs and 3 gaskets.

6. REMOVE NO. 2 STRAIGHT SCREW PLUG

NOTICE:

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

(a) Using a 14 mm hexagon wrench, remove the screw plug and gasket.

7. REMOVE STUD BOLT

NOTICE:

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

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 contacts the cy ...

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