00 11 259 Replenishing / changing rear differential oil: Installation:

Oil filler plug with O-ring:
Replace oil filler plug (2).

Tightening torque 60 N.m.

Changing rear differential oil:

NOTE: The oil no longer has to be changed in rear differentials which do not have an oil drain plug (168K from 03/2003, 168L, 188L, 215L).
Only change oil when rear differential is at normal operating temperature.

Recycling:

Catch and dispose of emerging differential oil.

Observe country-specific waste-disposal regulations

Fig 1: Identifying Oil Drain Plug

Courtesy of BMW OF NORTH AMERICA, INC.

Place oil collecting apparatus underneath.

Remove oil drain plug (1).

Drain and dispose of differential oil.

Undo oil filler plug (2).

Installation:

Fig 2: Locating Oil Drain Plug With Sealing Ring And O-Ring

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Pour in rear differential oil up to lower edge of opening for oil filler plug (1).

Fig 3: Identifying Oil Filler Plug

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: If necessary, refer to OPERATING FLUIDS - AUTOMATIC TRANSMISSION article for necessary fill quantities.

Fig 4: Locating Oil Filler Plug With Sealing Ring And O-Ring

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: