Rear Crankshaft Main Bearing Seal: Service and Repair
CRANKSHAFT OIL SEAL - REARREMOVAL
This must be done with the transmission removed from the vehicle.
1. Disconnect the negative battery cable.
2. Raise and support the vehicle.
3. Drain the engine oil.
NOTE: Loosen all of the oil pan bolts to assure that the oil pan gasket is not damaged when removing the rear main oil seal and end cover assembly.
NOTE: Inspect the oil pan gasket for damage. If the oil pan gasket is damaged, remove the oil pan and replace the oil pan gasket.
4. Loosen the oil pan bolts.
5. Remove the flywheel.
CAUTION: Care must be taken when removing the rear main seal and adaptor assembly. Failure to do so will result in damage to the oil pan gasket.
6. Remove the rear main seal/adaptor retaining bolts and carefully pry the adaptor from the crankcase at the adaptor shoulders (Fig. 32).
INSTALLATION
NOTE: Thoroughly clean all mating surfaces with the appropriate solvents to assure that no grease or oil is present during reassembly.
NOTE: Carefully position the rear main seal/adaptor evenly onto the assembly sleeve. The rear main oil seal lip MUST NOT roll over the edge of the tool.
1. Position the rear main oil seal/adaptor with assembly sleeve onto the crankshaft so that the dowel sleeves fit into the guide holes (Fig. 32). Care must be taken so that the oil pan gasket is not damaged.
2. Install the rear main seal/adaptor to crankcase bolts and tighten to 9 Nm (80 inch lbs.) (Fig. 32).
3. Tighten the M6 oil pan bolts to 9 Nm (80 inch lbs.) and the M8 bolts to 20 Nm (15 ft. lbs.).
4. Install the fly wheel and tighten bolts in two stages (Fig. 32). 45 Nm (33 ft. lbs.) then 90°.
5. Install the oil pan drain plug and tighten to 25 Nm (18 ft. lbs.).
6. Lower the vehicle.
7. Fill the crankcase with the correct engine oil, to the proper level. Refer to owners manual for specifications.
8. Connect the negative battery cable.
WARNING: USE EXTREME CAUTION WHEN THE ENGINE IS OPERATING. DO NOT PUT YOUR HANDS NEAR THE PULLEYS, BELTS OR FAN. DO NOT WEAR LOOSE CLOTHES.
9. Start the engine and inspect for leaks.