Rear Crankshaft Main Bearing Seal: Service and Repair

CRANKSHAFT OIL SEAL

REMOVAL AND INSTALLATION

CAUTION: If the vehicle is equipped with the Brembo(TM) disc brake, during maintenance, take care not to contact the parts or tools to the caliper because the paint of caliper will be scratched.

Removal Steps & Required Special Tools:

REMOVAL SERVICE POINT
[[A]] FLYWHEEL BOLTS REMOVAL





1. Use special tool MD998781 to secure the flywheel.
2. Remove the flywheel mounting bolts.

INSTALLATION SERVICE POINTS
]]A[[ CRANKSHAFT REAR OIL SEAL INSTALLATION





1. Apply a small amount of engine oil to the entire inner diameter of the oil seal lip.
2. Use special tools MB990938 and MD998776 to press-fit the oil seal.

]]B[[ FLYWHEEL BOLTS INSTALLATION





1. Use special tool MD998781 to secure the flywheel in the same manner as removal.
2. Tighten the flywheel mounting bolts to the specified torque.
Tightening torque: 132 ± 5 Nm (98 ± 3 ft. lbs.)

]]C[[ CRANKSHAFT FRONT OIL SEAL INSTALLATION





1. Apply a small amount of engine oil to the entire inner diameter of the oil seal lip.
2. Apply a small amount of engine oil to the outer diameter of special tool MD998285 and install it to the crankshaft.
3. Use special tool MD998375 to press-fit the oil seal.

]]D[[ CRANKSHAFT BALANCER SHAFT DRIVE SPROCKET INSTALLATION





1. Clean or degrease the front case, the crankshaft and the crankshaft balancer shaft drive sprocket as shown.

NOTE: Also clean the degreased surfaces.

2. Install the crankshaft balancer shaft drive sprocket in the direction shown in the illustration.