Remove oil sump

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WARNING: Hot exhaust system.
Risk of burning!

Any work must exclusively be carried out with an exhaust system that has cooled down.

CAUTION: Acid combustions may result from skin contact with oil or inhaling oil vapors.
Risk of acid burns from contact with oil!

Wear safety goggles and hand protection.
Ensure adequate ventilation.

NOTE: RISK OF DAMAGE
Damage to rear axle differential.
Failure to comply with the oil specifications can result in serious damage to the rear axle differential.

After completion of repair work, check the transmission oil level in the rear axle differential.
Use only the approved final drive transmission oil.

NOTE: TECHNICAL INFORMATION
Only liquid sealing compound may be used!
To avoid the rear differential fluid from foaming over, ensure that no residual liquid sealing compounds enter into the housing of the rear axle differential.

Preliminary work

Refer to DRAINING THE REAR DIFFERENTIAL FLUID .

NOTE: TECHNICAL INFORMATION
Increased force may be necessary during disassembly because the component is bonded with liquid sealing compound.

NOTE: TECHNICAL INFORMATION
Secure component against falling.

Unlock plug connection (4) and disconnect.
Release the holder (3) from the rear axle differential.
Loosen the screws along the dotted line (2).
Remove the oil sump (1).

Courtesy of BMW OF NORTH AMERICA, INC.