CAUTION / NOTICE / HINT
Tech Tips
Perform "Inspection After Repair" after replacing the cylinder head sub-assembly.
PROCEDURE
INSTALL CYLINDER HEAD GASKET
| *1 | Cylinder Block Sub-assembly |
|
Engine Front |
Apply seal packing (Diameter 4.0 mm (0.157 in.)) to the cylinder block sub-assembly as shown in the illustration.
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
Note
Remove any oil from the cylinder block sub-assembly.
| *a | Lot No. |
|
Engine Front |
Place a new cylinder head gasket on the cylinder block sub-assembly with the Lot No. stamp facing upward.
Note
Install the cylinder head gasket within 3 minutes of applying seal packing.
| *1 | Cylinder Head Gasket |
|
Engine Front |
Apply seal packing (Diameter 4.0 mm (0.157 in.)) to the new cylinder head gasket as shown in the illustration.
| Seal packing |
|---|
| Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent |
Note
Remove any oil from the cylinder head gasket and cylinder head sub-assembly.
Install the cylinder head gasket within 3 minutes and tighten the bolts within 15 minutes of applying seal packing.
INSTALL CYLINDER HEAD SUB-ASSEMBLY
Tech Tips
The cylinder head set bolts are tightened in 2 progressive steps.
Apply a light coat of engine oil to the bolt threads and the area beneath the bolt heads that come in contact with the plate washers.
Place the cylinder head sub-assembly on the cylinder block sub-assembly, and set the cylinder head set bolts and plate washers to the cylinder head sub-assembly.
Note
Do not drop the plate washers into the cylinder head sub-assembly.
Using a 10 mm bi-hexagon wrench, uniformly install and tighten the 10 cylinder head set bolts and 10 plate washers in several steps and in the order shown in the illustration.
| *a | Paint Mark |
|
Engine Front |
Mark the front side of each cylinder head set bolt with paint.
Tighten the cylinder head set bolts an additional 90° and then another 45° as shown in the illustration.
Check that the paint mark is now at a 135° angle to the front.
| *a | Before wiping off |
| *b | After wiping off |
Wipe off any seal packing seeped out from the contact surfaces between the cylinder head sub-assembly and cylinder block sub-assembly.
Tech Tips
Perform "Inspection After Repair" after replacing the cylinder head sub-assembly.
INSTALL VALVE LASH ADJUSTER ASSEMBLY
INSTALL NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
INSTALL NO. 1 CAMSHAFT BEARING
INSTALL NO. 2 CAMSHAFT BEARING
INSTALL NO. 2 CAMSHAFT
Clean the camshaft journals.
Apply a light coat of engine oil to the camshaft journals, camshaft housing sub-assembly and camshaft bearing caps.
Install the No. 2 camshaft to the camshaft housing sub-assembly.
INSTALL CAMSHAFT
Clean the camshaft journals.
Apply a light coat of engine oil to the camshaft journals and camshaft housing sub-assembly.
Install the camshaft to the camshaft housing sub-assembly.
INSTALL CAMSHAFT BEARING CAP
INSTALL CAMSHAFT HOUSING SUB-ASSEMBLY
INSTALL CHAIN SUB-ASSEMBLY