Replacing front crankshaft seal

Removing the front crankshaft seal

Drive in the crankshaft seal (1) in the marked area with a punch to approx. 1 cm deep.

Courtesy of BMW OF NORTH AMERICA, INC.
Lever out the crankshaft sealing ring (1) with the special tool 2 298 505 .
Make sure that the sealing surface on the crankcase is not scratched.

Courtesy of BMW OF NORTH AMERICA, INC.

Installing the front crankshaft seal
Prepare special tool 0 496 130 (11 8 803) .

Courtesy of BMW OF NORTH AMERICA, INC.
Clean the special tool 0 496 128 (11 8 801) from the set of special tools 0 496 127 (11 8 800) and coat it with motor oil.
Secure special tool 0 496 128 (11 8 801) to the crankshaft using special tool 0 496 129 (11 8 802) from the set of special tools 0 496 127 (11 8 800) .

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: RISK OF DAMAGE
Radial shaft seal damage .
Taping the sealing lip (inner) and applying oil to the radial shaft seal will lead to its destruction .

Do not tap the sealing lip (inner) of the radial shaft seal.
Do not apply oil to the radial shaft seal.
Install the radial shaft seal dry.

Courtesy of BMW OF NORTH AMERICA, INC.

Carefully slide the crankshaft sealing ring (1) straight in a rotational movement onto the special tool 0 496 128 (11 8 801) from the set of special tools 0 496 127 (11 8 800) until the crankshaft sealing ring (1) is positioned flush against the crankcase.
Mount the special tool 0 496 130 (11 8 803) on special tool 0 496 128 (11 8 801) of the set of special tools 0 496 127 (11 8 800) in arrow direction.

Courtesy of BMW OF NORTH AMERICA, INC.
Screw in the special tool (sleeve) 0 496 130 (11 8 803) using the special tool 0 496 131 (11 8 804) from the set of special tools 0 496 127 (11 8 800) and a suitable tool until the sleeve is positioned flush against the crankcase (1).

Courtesy of BMW OF NORTH AMERICA, INC.
Release the special tool 0 496 131 (11 8 804) and remove.

Courtesy of BMW OF NORTH AMERICA, INC.
Feed out and remove the special tool 0 496 130 (11 8 803) on the special tool 0 496 128 (11 8 801) of the set of special tools 0 496 127 (11 8 800) in arrow direction .

Courtesy of BMW OF NORTH AMERICA, INC.
Release the special tool 0 496 129 (11 8 802) .
Feed out and remove the special tool 0 496 128 (11 8 801) 0 496 129 (11 8 802 ) on the crankshaft.

Courtesy of BMW OF NORTH AMERICA, INC.
Check the crankshaft sealing ring (1) for correct installation on the crankcase (2).

Courtesy of BMW OF NORTH AMERICA, INC.