Contents: Dismantling ⇩ Installation ⇩
Dismantling
1. Disconnect the negative battery terminal.
2. Drain the oil from the engine.
MAINTENANCE, Engine oil and oil filter -KV6.
3. Remove the timing belt.
ENGINE KV6 - MODIFICATION K, Camshafts of the left cylinder head, Timing belt.

4. Remove the crankshaft pinion gear.
5. Disconnect the connector from the oil pressure sensor.

6. Loosen the nuts securing the heat exchanger hose ends to the oil filter head, remove the hoses and discard the 2 sealing rings.
7. Using a loop wrench, unscrew and discard the oil filter.

8. In the sequence shown in the figure, unscrew and dispose of the 16 bolts securing the oil pump to the cylinder block.

9. Remove the oil pump.
10. Remove and discard the oil pump gasket.
11. Remove the front crankshaft oil seal from the oil pump and discard the seal.
Installation
1. Clean the oil pump and the mating surface of the cylinder block, check that the threaded seats in the cylinder block are clean and dry.
2. Wipe the oil seal seat in the oil pump housing and the sealing surface of the crankshaft journal.
3. Install a new, dry oil pump gasket onto the cylinder block.
4. Place the oil seal guide sleeve, included in the delivery kit, onto the crankshaft nose.

5. Install the oil pump so that the crankshaft flats are parallel to the pump drive cheeks. Screw in new oil pump mounting bolts and gradually tighten them in the order shown in the figure.
- Stage 1: 5 Nm
- Stage 2: 9 Nm

6. Place the new oil seal on the crankshaft, pushing the oil seal toward the oil pump housing. Press the oil seal into the seat using the LRT-12-202 tool.
CAUTION: Seals must be installed dry.
7. Remove the oil seal guide from the crankshaft.
8. Connect the connector to the oil pressure sensor.
9. Fill the filter with clean engine oil.
10. Lubricate the oil filter sealing ring with clean engine oil.
11. Screw on the oil filter and tighten it by hand until it makes full contact with the sealing surface, then tighten the filter another half turn.
12. Lubricate new O-rings with clean engine oil and install them on the hose ends.
13. Insert the hose ends into the filter head and tighten the mounting nuts to a torque of 26 Nm.
14. Wipe the crankshaft pinion gear and crankshaft nose.
15. Install the crankshaft drive gear.
16. Install the timing belt.
ENGINE KV6 - MODIFICATION K, Camshafts of the left cylinder head, Timing belt.
17. Fill the engine with oil.
MAINTENANCE, Engine Oil and Oil Filter - KV6.
18. Connect the negative battery terminal.
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