31 50... Check/change front axle differential oil

WARNING: This page is about a different car, the 2018 BMW 330i xDrive and 2017 BMW 330i xDrive. However, it is still accessible from the selected car via links, so may be relevant.

Attention!

Use only the approved front axle oil in the front axle differential. Refer to: FRONT AXLE - OPERATING FLUIDS

Failure to comply with this requirement will result in serious damage to the front axle differential!

NOTE: Only change oil when front axle differential is at normal operating temperature.

Necessary preliminary tasks:

Remove the REINFORCEMENT PLATE .

Checking, correcting front axle differential oil level:

Undo oil filler plug (1).

Tightening torque, refer to: 31 50 2AZ .

Check front axle differential oil level.

If necessary, top up the front axle differential oil to the lower edge of the opening for oil filler plug (1).

Installation note:

Replace oil filler plug (1).

Courtesy of BMW OF NORTH AMERICA, INC.

Changing front axle differential oil:

Place oil collecting apparatus underneath.

Remove oil drain plug (1).

Tightening torque, refer to: 31 50 2AZ .

Drain front axle differential oil.

Screw in oil drain plug (1) and tighten.

Undo oil filler plug (2).

Tightening torque, refer to 31 50 2AZ .

Courtesy of BMW OF NORTH AMERICA, INC.

Pour in front axle differential oil up to lower edge of opening for oil filler plug (2).

Installation note:

Replace oil drain plug (1) and oil filler plug (2).