11 14 151 Replacing crankshaft seal (S65)

WARNING: This page is about a different variant/trim than selected.

Necessary preliminary tasks:

Remove TRANSMISSION .
Remove clutch.
Remove FLYWHEEL .

Drill a 3 mm hole into shaft seal.

IMPORTANT: Risk of damage! Remove chips/shavings immediately.

Screw in special tool 23 0 490 PULLER .

Drive out radial shaft seal with impact weight.

Fig 1: Removing Radial Shaft Seal With Impact Weight

G04741566

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Risk of damage! Remove chips/shavings immediately.

Remove remnants of sealant from sealant outlet (1) on left and right.

Apply Drei Bond sealant 1209 to sealant outlet (1) on left and right.

Fig 2: Identifying Sealant Outlet

G04741567

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Pay attention to fitting sleeve.
Special tool 11 5 311 must rest flat on crankshaft (pay attention to fitting sleeve).

Install special tool 11 5 311 with bolts (1).

Fig 3: Installing Special Tool (11 5 311) With Bolts

G04741568

Courtesy of BMW OF NORTH AMERICA, INC.

Position support ring (1) with radial shaft seal (2) on special tool 11 5 311.

Push radial shaft seal (2) uniformly in direction of arrow over support ring onto special tool 11 5 311.

Fig 4: Pushing Radial Shaft Seal

G04741569

Courtesy of BMW OF NORTH AMERICA, INC.

Position shaft seal (1) approx. 5 mm before crankcase.

Remove support ring (2).

NOTE: Support ring (2) is no longer needed.

Fig 5: Identifying Shaft Seal Position

G04741570

Courtesy of BMW OF NORTH AMERICA, INC.

Press in radial shaft seal (1) with special tools 11 5 312 and 11 5 313.

Fig 6: Pressing Radial Shaft Seal Using Special Tools

G04741571

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.

Settling time of radial shaft seal approx. 1 hour.

Correct ENGINE OIL LEVEL if necessary.