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

Attention!

Use only the approved front axle oil in the front axle differential: Hypoid Axle Oil G2 (BMW part number 83 22 2 413 511).

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:

Checking, correcting front axle differential oil level:

Undo oil filler plug (1).

Tightening torque 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.

Courtesy of BMW OF NORTH AMERICA, INC.

Changing front axle differential oil:

Place oil collecting apparatus underneath.

Remove oil drain plug (1).

Tightening torque 31 50 2AZ .

Drain front axle differential oil.

Screw in oil drain plug (1) and tighten.

Undo oil filler plug (2).

Tightening torque 31 50 2AZ .

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).