Disassembly

CYLINDER HEAD ASSEMBLY:

Disassembly

CAUTION: When installing rocker arms, camshaft and oil seal, lubricate contacting surfaces with new engine oil.
When tightening cylinder head bolts, camshaft sprocket bolts and camshaft bracket bolts, lubricate bolt threads and seat surfaces with new engine oil.






If a hydraulic lash adjuster is kept on its side, there is a risk of air entering it. When hydraulic lash adjusters are removed, stand them straight up or soak them in new engine oil.
Do not disassemble hydraulic lash adjusters.
GAttach tags to lash adjusters so as not to mix them up.






1. Remove rocker arms, shims, rocker arm guides and hydraulic lash adjusters from cylinder head.

CAUTION: Keep parts in order so they can be installed in their original positions during assembly.

2. Remove exhaust manifold cover.






3. Remove EGR tube.






4. Remove exhaust manifold as shown.






5. Remove EGR volume control valve assembly.






6. Remove water outlet.






7. Remove intake manifold with intake manifold collector as shown.






8. Remove valve components with Tool. Install camshaft temporarily.






9. Remove valve oil seal with a suitable tool.