00 11 ... Checking/topping up oil level in rear differential

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2010 BMW M6, 2010 BMW 650i, 2009 BMW M6, 2009 BMW 650i, and 2008 BMW M6. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Risk of damage!
To avoid serious damage to the rear differential, it is essential to use only approved gear oils in the differential.

Undo oil filler plug (1).

Check oil level.

If necessary, pour in rear differential oil up to lower edge of opening for oil filler plug (1). See OPERATING FLUIDS - REAR AXLE .

Fig 1: Identifying Oil Filler Plug

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Oil filler plug with sealing ring:
Replace sealing ring (1).

Tightening torque: 33 11 3AZ . See 11-REAR DIFFERENTIAL CASE WITH COVER .
Oil filler plug with O-ring:
Replace oil filler plug (2).

Tightening torque: 33 11 9AZ . See 11-REAR DIFFERENTIAL CASE WITH COVER .

Fig 2: Identifying Oil Filler Plug And Sealing Ring
Courtesy of BMW OF NORTH AMERICA, INC.