Crankshaft: Service and Repair

REMOVAL
1. Remove the timing belt, front case, flywheel cylinder head assembly and oil pan.
2. Remove the rear plate and the rear oil seal.






3. Remove the connecting rod caps.

NOTE: Mark the main bearing caps to permit reassembly in the original position and direction.

4. Remove the main bearing caps and remove the crankshaft. Keep the bearings in order by cap number.
5. Remove the crankshaft position sensor wheel.

INSTALLATION
1. Install the upper main bearing inserts in the cylinder block.

NOTE: When reusing the main bearings, remember to install them by referring to the location marks made at the time of disassembly.

2. Install the crankshaft. Apply engine oil to the journals.






3. Install bearing caps.

NOTE:
- Cap bolts should be tightened evenly in 2 to 3 stages before they are tightened to the specified torque.
- The caps should be installed with the arrow mark directed toward the crank pulley side of engine.
- Cap numbers must be correct.






4. Using a sequence of center, No.2, No.4, front then rear caps, tighten cap bolts to 48 Nm (480 kg. 35 ft. lbs.) plus turn an additional 60-65°.






5. Make certain that the crankshaft turns freely, then using a suitable feeler gauge, check the clearance between the center main bearing thrust flange and the connecting rod big end bearing.
Standard Value: 0.05-0.175 mm (0.002-0.005 inch)






5. Using crankshaft rear oil seal installer tool No. 0923111000, or equivalent, install the oil seal in the crankshaft rear oil seal case.

NOTE: Press fit the oil seal all the way in, being careful not to misalign it.

6. Install the rear plate and tighten the bolts.
7. Install the connecting rod caps and nuts, then tighten to 50-53 Nm (500-530 kg.cm, 37-39 ft. lbs.)
8. Install the flywheel, front case, oil pan and timing belt.