Replacing front crankshaft seal
Preliminary work
- Refer to DEACTIVATING VEHICLE-SPECIFIC HIGH-VOLTAGE OR LOW-VOLTAGE VEHICLE ELECTRICAL SYSTEM .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING THE TOP RIGHT AND LEFT COVER IN THE ENGINE COMPARTMENT .
- Refer to REMOVING UPPER CROSS CONNECTION .
- Refer to REMOVING THE TENSION STRUT AT THE SHOCK TOWER ON THE LEFT AND RIGHT .
- Refer to REMOVING THE REAR TOP CROSS CONNECTION .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING THE STIFFENING PLATE .
- Refer to REMOVING THE FAN COWL .
- Refer to REMOVING THE INTAKE FILTER HOUSING (TENSION STRUT ON SHOCK TOWER REMOVED) .
- Refer to REMOVING CLEAN AIR PIPE AND RESONATOR .
- Refer to REMOVING CHARGE AIR LINE .
- Refer to REMOVING THE DRIVE BELT FOR ALTERNATOR .
- Refer to REMOVING THE ACOUSTIC COVER OF THE OIL SUMP .
- Refer to REMOVING STARTER MOTOR .
- Refer to REMOVING THE VIBRATION DAMPER .
Removing the front crankshaft seal
- Drive in the crankshaft seal (1) in the marked area with a punch to approx. 1 cm deep.
- 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.
Installing the front crankshaft seal
- Prepare special tool 0 496 130 (11 8 803).
- 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)
. 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.
- 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.
- 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).
- Release the special tool 0 496 131 (11 8 804)
and remove.
- 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.
- 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.
- Check the crankshaft sealing ring (1) for correct installation on the crankcase (2).
Follow-up work
- Refer to INSTALLING THE VIBRATION DAMPER .
- Refer to INSTALLING STARTER MOTOR .
- Refer to INSTALLING THE ACOUSTIC COVER FOR THE OIL SUMP .
- Refer to INSTALLING THE DRIVE BELT FOR ALTERNATOR .
- Refer to INSTALLING CHARGE AIR LINE .
- Refer to INSTALLING THE CLEAN AIR PIPE AND THE RESONATOR .
- Refer to INSTALLING THE INTAKE FILTER HOUSING (TENSION STRUT REMOVED ON SHOCK TOWER) .
- Refer to INSTALLING FAN COWL .
- Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
- Refer to INSTALLING TENSION STRUT ON LEFT AND RIGHT SHOCK TOWER .
- Refer to INSTALLING UPPER CROSS CONNECTION .
- Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT AND RIGHT .
- Refer to INSTALLING ACOUSTIC COVER .
- Refer to INSTALLING THE STIFFENING PLATE .
- Refer to INSTALLING FRONT UNDERBODY PROTECTION .
- Refer to DEACTIVATING VEHICLE-SPECIFIC HIGH-VOLTAGE OR LOW-VOLTAGE VEHICLE ELECTRICAL SYSTEM .
- Refer to CHECKING ENGINE OIL LEVEL .