Removal And Installation: Removal
- This procedure contains some variation in the illustration depending on the vehicle specification, but essential information is always correct.
- This procedure contains illustrations showing certain components removed to provide extra clarity.
- Raise and support the vehicle on a suitable 2 post lift.
Refer to: Jacking .
General Equipment: Two-post lift
- Disconnect the startup battery ground cable.
Refer to: Battery Disconnect and Connect .
- Remove the oil filter element.
Refer to: Oil Filter Element .
- Remove the intake manifold.
Refer to: Intake Manifold .
- Remove the turbocharger.
Refer to: TURBOCHARGER (G2027776) .
- Remove the valve cover.
Refer to: Valve Cover .
- Disconnect the 3 electrical connectors.
- Release the engine wiring harness bracket and reposition the wiring harness away from the cylinder head assembly.
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CAUTION: Discard the component.
Remove the cylinder head temperature sensor.
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CAUTION: Be prepared to collect escaping coolant.
- Remove the 2 retaining bolts.
- Remove the coolant pipe assembly.
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WARNING: Be prepared to collect escaping oil.
Remove the oil filter housing.
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CAUTION: Discard the O-ring seals.
Remove the 5 O-ring seals.
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CAUTION: Be prepared to collect escaping coolant.
Remove the retaining bolt and reposition the coolant outlet pipe.
Remove the Noise, Vibration and Harshness (NVH) material from the front of the cylinder head.
Remove the NVH material from the intake manifold.
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CAUTION:
- Make sure that the components are clean, dry and free from corrosion and foreign material.
- Check all timing components for wear and install new components if required.
NOTE: Mark each camshaft roller follower and lash adjuster. Make sure each component is returned to its original fitted position.- Remove the 8 camshaft roller followers.
- Remove the 8 tappets.
Remove the 3 bolts from the rear of the cylinder head assembly.
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NOTE: Remove the bolts in the indicated sequence.
Remove and discard the 11 cylinder head bolts.
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NOTE: This step is only required if the component has not been previously removed.
Remove the timing chain guide.
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WARNING: Be prepared to collect escaping fluids.CAUTION:
- Take extra care not to damage the surrounding components.
- Take extra care not to damage the edges of the component.
Remove the cylinder head.
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NOTE: Discard the gasket.
Remove and discard the cylinder head gasket.
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CAUTION: Make sure that the dowels and dowel holes are clean and free from debris and foreign material.
Remove the cylinder head locating dowels.
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CAUTION: Only use a plastic scraper to clean off the old gasket.
Clean and inspect the cylinder head and cylinder block.