Oil Pan: Service and Repair

11 13 000 Removing And Installing, Sealing Or Replacing Oil Sump (N55)

Special tools required:







IMPORTANT:
Aluminium screws/bolts are permitted with and without colour coding (blue).
Aluminium screws/bolts must be replaced each time they are released.
For reliable identification:
Aluminium screws/bolts are not magnetic.
Jointing torque and angle of rotation must be observed without fail (risk of damage).







Necessary preliminary tasks:
- Lower front axle.
- Drain and add engine oil.
- Release power steering pump.







Unclip electrical lines (2) of monitoring sensors from holder (3).
Disconnect plug connections (1) of monitoring sensors and lay to one side.
Release bolts (5) on gearbox.
Tightening torque 11 13 7AZ.
Lay holder (3) to one side.
Disconnect plug connection (4) 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).

Aluminium screws (2) M8x92 mm and M8x112 mm.
Tightening torque 11 13 3 AZ.
Aluminium screw (3) M8x50 mm.
Tightening torque 11 13 4AZ.
Aluminium 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.

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