Left Cylinder Head (G1085322): Removal
WARNING: This page is about a different variant/trim than selected.
CAUTION:
Before disconnecting any components, make sure the area is clean and free from foreign material. When disconnected all openings must be sealed.
NOTE:
- This procedure contains some variation in the illustrations depending on the vehicle specification, but the essential information is always correct.
- This procedure contains illustrations showing certain components removed to provide extra clarity.
- Disconnect the startup battery ground cable.
Refer to: STARTUP BATTERY DISCONNECT AND CONNECT
- Raise and support the vehicle on a suitable 2 post lift.
Refer to: LIFTING
- Drain the cooling system.
Refer to the appropriate Cooling System Draining, Filling and Bleeding service information .
- Remove the left side Exhaust Gas Recirculation (EGR) valve.
Refer to: LEFT EXHAUST GAS RECIRCULATION VALVE
- Remove the left side exhaust manifold.
Refer to: LEFT EXHAUST MANIFOLD
- Remove and discard the oil filter element.
Refer to: OIL FILTER ELEMENT
- Remove the crankcase vent oil separator.
Refer to: CRANKCASE VENT OIL SEPARATOR
- Remove the left side camshafts.
Refer to: LEFT CAMSHAFT
-
NOTE: Note the position of the components prior to removal.
Remove the valve rocker arms and hydraulic adjusters.
-
NOTE: Discard the seals.
Remove the coolant outlet manifold.
- Remove the wiring harness support bracket.
- Remove the fuel pump bracket.
- Remove the glow plug wiring harness.
- Remove the left side glow plugs.
-
CAUTION: Discard the bolts.
Remove the cylinder head and cylinder head gasket.
- Note the number of cutouts on the old cylinder head gasket. Make sure the correct new cylinder head gasket is installed.
- Using a plastic scraper, clean the cylinder head and block mating faces.
-
NOTE:
- If the cylinder head face distortion is within tolerance and can be reused. Do not disassemble further.
- If the cylinder head face distortion is not within tolerance or a new cylinder head is required. Continue with this procedure.
Check the cylinder head for distortion.
Refer to: CYLINDER HEAD DISTORTION
- Remove and discard the camshaft position sensor.
- Remove the oil temperature sensor.
- Remove the engine coolant temperature sensor.
- Remove the bracket from the front of the cylinder head.
- Remove the bracket from the rear of the cylinder head.