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Last Modified: 11-29-2007 |
1.6 A |
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Service Category: Engine/Hybrid System |
Section: Engine Mechanical |
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Model Year: 2008 |
Model: Sequoia |
Doc ID: RM00000307F003X |
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Title: 2UZ-FE ENGINE MECHANICAL: CYLINDER HEAD: DISASSEMBLY (2008 Sequoia) |
DISASSEMBLY
1. REMOVE INTAKE VALVE
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(a) Using SST, compress the compression spring and remove the 2 valve spring retainer locks.
SST: 09202-70020
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(b) Remove the spring retainer, compression spring, valve and spring seat.
HINT:
Arrange the removed parts in the correct order.
2. REMOVE EXHAUST VALVE
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(a) Using SST, compress the compression spring and remove the 2 valve spring retainer locks.
SST: 09202-70020
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(b) Remove the spring retainer, compression spring, valve and spring seat.
HINT:
Arrange the removed parts in the correct order.
3. REMOVE VALVE STEM OIL SEAL
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(a) Using needle nose pliers, remove the oil seals.
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4. REMOVE VALVE SPRING SEAT
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(a) Using compressed air and a magnetic finger, remove the valve spring seat by blowing air onto it.
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5. REMOVE NO. 1 STRAIGHT SCREW PLUG
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(a) Using a 14 mm hexagon wrench, remove the screw plugs and gasket.
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6. REMOVE STUD BOLT
NOTICE:
If the stud bolt is deformed or its threads are damaged, replace it.
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