Last Modified: 04-05-2023 |
6.11:8.1.0 |
Doc ID: RM100000000VICV |
Model Year Start: 2016 |
Model: Sienna |
Prod Date Range: [12/2015 - 08/2016] |
Title: 2GR-FE ENGINE MECHANICAL: CYLINDER HEAD GASKET: REMOVAL; 2016 MY Sienna [12/2015 - 08/2016] |
REMOVAL
PROCEDURE
1. REMOVE CAMSHAFT
(See page
)
2. REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
(a) Remove the 24 valve rocker arms.
HINT:
Arrange the removed parts in the correct order.
3. REMOVE VALVE LASH ADJUSTER ASSEMBLY
(a) Remove the 24 valve lash adjuster assemblies from the cylinder head.
HINT:
Arrange the removed parts in the correct order.
4. REMOVE VALVE STEM CAP
(a) Remove the 24 valve stem caps.
5. REMOVE WATER OUTLET
6. REMOVE CYLINDER HEAD SUB-ASSEMBLY RH
(a) Using a 10 mm bi-hexagon wrench, uniformly loosen the 8 cylinder head bolts in the sequence shown in the illustration. Remove the 8 cylinder head bolts and plate washers.
NOTICE:
-
Be careful not to drop washers into the cylinder head sub-assembly.
-
Cylinder head warpage or cracking could result from removing bolts in the incorrect order.
HINT:
Arrange the removed parts in the correct order.
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(b) Remove the cylinder head sub-assembly RH.
7. REMOVE CYLINDER HEAD GASKET RH
(a) Remove the cylinder head gasket RH.
8. REMOVE CYLINDER HEAD SUB-ASSEMBLY LH
(a) Uniformly loosen and remove the 2 cylinder head set bolts in several steps and in the sequence shown in the illustration.
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(b) Using a 10 mm bi-hexagon wrench, uniformly loosen the 8 bolts in the sequence shown in the illustration. Remove the 8 cylinder head bolts and plate washers.
NOTICE:
-
Be careful not to drop washers into the cylinder head sub-assembly.
-
Cylinder head warpage or cracking could result from removing bolts in the incorrect order.
HINT:
Be sure to keep separate the removed parts for each installation position.
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(c) Remove the cylinder head sub-assembly LH.
9. REMOVE CYLINDER HEAD GASKET LH
(a) Remove the cylinder head gasket LH.
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