Oil Pan: Service and Repair

11 13 000 Removing and installing, sealing or replacing the oil sump (M57T2-SCR)





Important!
When performing repair work on the engine oil, coolant or fuel circuit, you must protect the alternator against dirt contamination.
Risk of damage!
Cover alternator with suitable materials.
Failure to comply with this procedure may result in an alternator malfunction.





Important!
Tightening torques must be observed without fail.
Risk of damage!





Necessary preliminary work:
^ Drain and add engine oil
^ Remove front axle differential





Release positive starter motor wire (3) from bracket.

Detach fuel delivery line (1) from bracket.

Detach fuel return line (4) from bracket.

Release screw (2).

Tightening torque 11 13 4AZ.





Disconnect plug connection (5) and lay to one side.

Unclip electrical wiring (3) on transmission.

Release bolts (2) on gearbox.

Tightening torque 11 13 5AZ.

Lay holder (4) to one side.

Disconnect plug connection (1) on oil level sensor.

Disconnect electrical line (2) from bracket and lay to one side.





Release screw (1).

Tightening torque 11 13 4AZ.

Remove guide tube (3) in direction of arrow.

Installation Note:
Replace sealing ring.

When installing, apply a thin coating of lubricant on sealing ring.

Unscrew nuts (5).

Tightening torque 11 13 6AZ.

Release holder (4) with ARS expandable hoses from oil sump guides and place to one side.





Slacken nut (1).

Tightening torque 11 13 7AZ.

Release holder (3) with gearbox oil cooler lines (2) from oil sump guide and place to one side.

Unfasten screws (1 and 4).

Tightening torque 11 13 8AZ.

Release holder (2) with coolant return line (3) from oil sump and place to one side.








Unfasten screws (2).

Tightening torque 11 13 9AZ.

Remove bearing support (1) from oil sump.

Installation Note:
Replace sealing ring.





Important!
Bolts of oil sump have different lengths.
Observe different tightening torques.

Release bolts along line (1).

Tightening torque 11 13 2 and 3AZ.

If necessary, release nuts (2) and remove oil level sensor.

Tightening torque 11 13 10AZ.

Installation Note:
Replace sealing ring.





Installation Note:
Apply Drei Bond 1208 sealant (refer to BMW Parts Department) in area of joints (1).
^ Height: 3 mm
^ Width: 2 mm

Important!
There must be no adhesive residues in the crankcase retaining threads.
Clean retaining threads and sealing surfaces.

Installation Note:
Replace all seals.





Assemble engine.

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