Page 702 of 2490

Engine - Intake Camshaft RH
In-vehicle Repair
Removal
Installation
1. Open the engine compartment and fit paintwork protection
sheets.
2. Set the engine compartment cover to the service access
position.
3. Disconnect the batt ery ground cable.
Remove the battery cover.
4. Remove the Timing Cover. Re fer to Operation 12.65.01.
5. Remove the VVT Unit from the A-Bank. Refer to Operation
12.65.70. This also includes the VVT Bush Carrier Assembly,
Primary Chain and Tensioner.
6. Remove the camshaft locking tool 303 - 530 (fitted for
previous operation).
7. Remove the camshaft.
1. Remove the bolts which secure the camshaft caps; loosen them evenly, in stages.
2. Remove the camshaft caps. Note their orientation and
markings - each is marked with its position (a
number) and orientation (an arrow).
3. Remove the camshaft from the engine.
8. Clean and inspect all relevant components.
1. Apply oil (EP-90) to the camsha ft and bearing surfaces, as
follows:
To the upper face of each be aring surface (two places) in
the cylinder head.
To the upper face of each be aring surface (two places) in
each bearing cap.
On the cam lobes ONLY, not on the base circle area.
2. Refit the camshaft.
Page 750 of 2490

Engine - Oil Pan
In-vehicle Repair
Removal
Installation
1. Open the engine compartment and fit paintwork protection
sheets.
2. Raise the vehicle on a ramp.
3. Drain the engine oil.
1. Position the waste oil bowser.
2. Remove the oil pan drain plug and drain the engine
oil.
Wipe the drain plug and refit it, to prevent oil dripping.
Move the oil bowser away from the vehicle.
4. Remove the oil pan.
1. Remove the eighteen bolt s which secure the oil pan
to the oil pan body.
2. Remove the oil pan from the oil pan body.
3. Remove the gasket from the oil pan body assembly.
5. Clean and inspect the sealing faces on the oil pan body
assembly.
Clean and inspect the new oil pan mating face.
1. Fit the oil pan gasket to the oil pan body assembly.
Insert the seal into the locating positions in the groove,
working around from a corner.
Press in the remainder of th e seal, following the same
procedure.
2. Fit the oil pan to the oil pan body.
1. Position and align the oil pan.
2. Fit, but do not tighten, all eighteen bolts which secure
the oil pan.
Page 751 of 2490
3. Tighten the oil pan bolts to the correct torque figure 11 - 13
Nm, in the sequence indicated.
A new oil pan is supplied with the drain plug fitted. Check
that the plug is tightened to the correct torque figure of 30 - 40 Nm.
4. NOTE: When the engine is star ted from cold and run for a
short period only, before being swit ched off, a quantity of oil will
be 'hung up' within the engine because it is not up to operating
temperature.
Should the oil level subsequently be topped-up, the level could
become too high, causing oil burning.
Typically, 0.875 L is hung up.
Lower the ramp. Refill the engine with the correct specification
engine oil.
5. Remove the paint protection sheets and close the engine
compartment.
Page 752 of 2490
Engine - Oil Pan Gasket
In-vehicle Repair
Removal
Installation
1. Open the engine compartment and fit paintwork protection
sheets.
2. Raise the vehicle on a ramp.
3. Drain the engine oil.
1. Position the waste oil bowser.
2. Remove the drain plug and drain the engine oil.
Fit a new sealing washer to the drain plug.
Wipe the drain plug and refit it to the oil pan to prevent oil
dripping.
Move the oil bowser away from the vehicle.
4. Remove the oil pan.
1. Remove the eighteen bolt s which secure the oil pan.
2. Remove the oil pan.
3. Remove the gasket.
5. Clean and inspect the sealing face s on the oil pan. and mating
faces.
1. Fit the oil pan gasket to the cylinder block adaptor body.
Insert the seal into the locating positions in the groove,
working around from a corner.
Press in the remainder of th e seal, following the same
procedure.
2. Fit the oil pan.
1. Position and align the oil pan.
2. Fit, but do not tighten, all eighteen bolts which secure
the oil pan.
Page 753 of 2490
3. Tighten the bolts to the correct torque figure 11 - 13 Nm, in
the sequence indicated.
Tighten the drain plug to 30 - 40 Nm.
Fit a new oil filter.
4. NOTE: When the engine is star ted from cold and run for a
short period only, before being swit ched off, a quantity of oil will
be 'hung up' within the engine because it is not up to operating
temperature.
Should the oil level subsequently be topped-up, the level could
become too high, causing oil burning.
Typically, 0.875 L is hung up.
Lower the ramp. Refill the engine with the correct specification
engine oil.
5. Remove the paint protection sheets and close the engine
compartment.
Page 754 of 2490
Engine - Oil Pressure Switch
In-vehicle Repair
Removal
Installation
1.
Raise vehicle on four post ramp.
2. Remove oil pressure switch.
Disconnect connector.
Remove oil pressure switch from oil filter head.
1. NOTE: Fit new sealing washer to oil pressure switch.
Installation is reverse of removal.
Page 755 of 2490
Engine - Oil Pump4.0L NA V8 - AJ27/3.2L NA V8 - AJ26
In-vehicle Repair
Removal
Installation
1. Disconnect battery ground cable.
Remove the battery cover.
2. Remove the engine compartment cover (bonnet) for improved
access to the fro nt of the engine. Refer to Operation 76.16.01.
3. Remove the Crankshaft Sprocket B-Bank. Refer to Operation
12.65.76.
4. Remove the oil pump.
1. Remove the four bolts which secure the oil pump to the cylinder block.
2. Remove the oil pump.
3. Remove the gasket.
5. Clean and inspect all compon ents and mating faces.
1. Fit the oil pump to the cylinder block.
1. Fit a new gasket to the block face.
2. Fit the oil pump onto the front of the crankshaft, to
the block face; ensure that the drive flats on the
Page 757 of 2490
Engine - Oil Pump4.0L SC V8 - AJ26
In-vehicle Repair
Removal
Installation
1. Disconnect battery ground cable.
Remove the battery cover.
2. Remove the engine compartment cover (bonnet) for improved
access to the fro nt of the engine. Refer to Operation 76.16.01
(SC).
3. Remove the Crankshaft Sprocket B-Bank. Refer to Operation
12.65.76 (SC).
4. Remove the oil pump.
1. Remove the four bolts which secure the oil pump to the cylinder block.
2. Remove the oil pump.
3. Remove the gasket.
5. Clean and inspect all compon ents and mating faces.
1. Fit the oil pump to the cylinder block.
1. Fit a new gasket to the block face.
2. Fit the oil pump onto the front of the crankshaft, to