Cylinder Head Replacement
Special Tools
EN-45059 Angle Meter
For equivalent regional tools, refer to Special Tools .
Removal Procedure
- Remove the radiator surge tank inlet hose . Refer to Radiator Surge Tank Inlet Hose/Pipe Replacement .
- Remove the three-way catalytic converter. Refer to Three-Way Catalytic Converter Replacement .
- Remove the exhaust camshaft. Refer to Exhaust Camshaft Replacement .
- Remove the inlet camshaft. Refer to Inlet Camshaft Replacement .
- Remove the intake manifold. Refer to Inlet Manifold Replacement .
- Remove the exhaust manifold. Refer to
Exhaust Manifold Replacement : 2.4L LAF → 2.0L Diesel LNP → 1.6L LDE, LXV, 1.8L 2H0, LUW and LFH .
- Remove the fuel injection fuel rail assembly. Refer to Fuel Injection Fuel Rail Assembly Replacement .
- Remove the hydraulic valve lash adjuster. Refer to Hydraulic Valve clearance Adjuster Replacement .
- Loosen the cylinder head bolts in sequence as shown.
- Remove and DISCARD the 14 cylinder head bolts (1) and (2).
- Remove the cylinder head (3) with the cylinder head gasket (4).
Installation Procedure
- Install the cylinder head (3) and the NEW cylinder head gasket (4).
- Install the 14 cylinder head bolts (1) and (2).
- Fasten the cylinder head bolts handtighten in sequence as shown.
Caution: Refer to Fastener Caution in the Preface section.
- Tighten the NEW cylinder head bolts a first pass in the sequence as shown to 30 N·m (22 lb ft).
Caution: Refer to Torque-to-Yield Fastener Caution in the Preface section.
- Tighten the cylinder head bolts a final pass in the sequence shown an additional 155 degrees, using the EN-45059 meter .
- Tighten the 4 cylinder head front bolts to 35 N·m (26 lb ft).
- Install the hydraulic valve lash adjuster. Refer to Hydraulic Valve clearance Adjuster Replacement .
- Install the fuel injection fuel rail assembly . Refer to Fuel Injection Fuel Rail Assembly Replacement .
- Install the inlet manifold. Refer to Inlet Manifold Replacement .
- Install the exhaust manifold. Refer to
Exhaust Manifold Replacement : 2.4L LAF → 2.0L Diesel LNP → 1.6L LDE, LXV, 1.8L 2H0, LUW and LFH .
- Install the inlet camshaft. Refer to Inlet Camshaft Replacement .
- Install the exhaust camshaft. Refer to Exhaust Camshaft Replacement .
- Install the radiator surge tank inlet hose . Refer to Radiator Surge Tank Inlet Hose/Pipe Replacement .
- Install the three-way catalytic converter. Refer to Three-Way Catalytic Converter Replacement .
- Replace the engine oil filter and the engine oil. Refer to Engine Oil and Oil Filter Replacement .
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