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Cylinder Head LH






Cylinder Head LH
This is a "Trustmark Authoring Standards (TAS) Repair Procedure"
- TAS style procedures can be identified by steps that have no accompanying step text and the magenta color of the electrical connectors and fasteners such as nuts, bolts, clamps or clips.
- TAS removal and installation procedures use a sequence of color illustrations to indicate the order to be followed when removing/disassembling or installing/assembling a component.
- Many of the TAS procedures will have the installation information within the removal steps.
- The TAS color illustrations use a variety of symbols to indicate important details of the procedures. It is important to understand these symbols in order to properly used the TAS procedures.
Refer to How to Use TAS Procedures and TAS Symbol Glossary at Vehicle | Description and Operation for additional information on these TAS procedures.
For additional information, refer to How to Use TAS Procedures How to Use TAS Procedures

Removal

NOTE:
Some illustrations may show the engine removed for clarity.

NOTE:
Some variation in the illustrations may occur, but the essential information is always correct.

NOTE:
Removal steps in this procedure may contain installation details.
1 Remove the battery for access.
For additional information, refer to Battery Removal and Replacement

WARNING: Make sure to support the vehicle with axle stands.
2 Raise and support the vehicle.
For additional information, refer to Camshaft LH Camshafts LH
For additional information, refer to Exhaust Manifold LH Exhaust Manifold LH

















CAUTION: Be prepared to collect escaping coolant.





NOTE:
Clamp the hose to minimize coolant loss.









CAUTION: Discard the seals.









CAUTION: Make sure that all openings are sealed. Use new blanking caps.





CAUTION: If a new cylinder head has been installed then new tappets must be installed.

CAUTION: If the cylinder head is being removed without a new component being installed, the tappets must be installed in their original positions.

NOTE:
Left-hand shown, right-hand similar.









Installation






CAUTION: An acceptable flatness of the cylinder head is 0.1mm.
1 Check cylinder head face for distortion, across the center and from corner to corner.





WARNING: Make sure care is taken when handling the cylinder head gasket.

CAUTION: The head gasket must be installed over the cylinder block dowels.

CAUTION: Make sure that the mating faces are clean and free of foreign material.

NOTE:
Install a new cylinder head gasket.





CAUTION: Make sure that new cylinder head bolts are installed.

NOTE:
Tighten the bolts in the indicated sequence.

Torque to: 20 Nm





NOTE:
Tighten the bolts in the indicated sequence.

Torque to: 35 Nm





NOTE:
Tighten the bolts in the indicated sequence.
2 Tighten the bolts 1 to 10, a further 90 degrees.





NOTE:
Tighten the bolts in the indicated sequence.
3 Tighten the bolts 1 to 10, a further 120 degrees.





Torque to: 25 Nm





NOTE:
Tighten the bolts in the indicated sequence.

Torque to: 12 Nm





CAUTION: If a new cylinder head has been installed then new tappets must be installed.

CAUTION: If the cylinder head is being removed without a new component being installed, the tappets must be installed in their original positions.
4 Lubricate the valve tappets with clean engine oil.
For additional information, refer to Camshaft LH Camshafts LH





Torque to: 12 Nm





Torque to: 10 Nm









CAUTION: Install the new seals.

Torque to: 10 Nm









CAUTION: Be prepared to collect escaping coolant.

Torque to: 10 Nm









Torque to: 20 Nm





Torque to: 20 Nm
For additional information, refer to Exhaust Manifold LH Exhaust Manifold LH
5 Install the battery.
For additional information, refer to Battery Removal and Replacement