11 13 000 Removing and installing, sealing or replacing oil sump (N55)
Special tools required:
Aluminum screws/bolts must be replaced each time they are released .
For reliable identification:
Aluminum screws/bolts are not magnetic .
Jointing torque and angle of rotation must be observed without fail (risk of damage) .
Necessary preliminary tasks:
- Drain and add ENGINE OIL .
- Remove FRONT AXLE DIFFERENTIAL (AWD).
- Removing BEARING SUPPORT (all-wheel drive).
- Lower front axle . See 31 11 506 LOWERING/RAISING FRONT AXLE SUPPORT (UNIVERSAL LIFTER) or 31 11 506 LOWERING/RAISING FRONT AXLE SUPPORT (UNIVERSAL LIFTER) .
Release bolts (1) on transmission.
Tightening torque 11 13 7AZ .
Disconnect plug connection (2) on oil level sensor.
Release bolts along line (1).
If necessary, remove oil level sensor.
Installation note:
Screw (1) M8x92 mm.
Screws (2) M8x112 mm
Screws (3) M8x92 mm
Installation note:
Screw (1) M8x50 mm.
Installation note:
Replacing all O-rings and seals (1).
Aluminum screws (2) M8x92 mm and M8x112 mm.
Tightening torque 11 13 3 AZ .
Aluminum screw (3) M8x50 mm.
Tightening torque 11 13 4AZ .
Aluminum screws (4) M8x26 mm.
Tightening torque 11 13 2AZ .
Installation note:
Special tool 11 8 780 is only required if gear is not installed as mechanical stop.
Secure special tool 11 8 780 with two bolts on crankcase.
Installation note:
Engine removed:
Position oil sump (1) with no gaps until it contacts special tool 11 8 780 .
Installation note:
Engine installed:
Position oil sump (1) with no gaps until it contacts gearbox housing.
Bolt on oil sump (1).
Assemble engine.