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Check/Top up oil level in the rear axle differential (M Sport differential)

CAUTION: Contact with hazardous substances. 
Health impairment. 
  • Note and comply with the Safety Instructions on the containers and the instructions on the manufacturer's safety data sheet.
  • Conduct all work in appropriate personal protective equipment only.
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. 
  • Only use approved oil in the rear axle differential.
NOTE: TECHNICAL INFORMATION 
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
NOTE: TECHNICAL INFORMATION 
It is imperative to ensure that there is no air in the hose when topping up a defined (measured) oil quantity.
G14899642Courtesy of BMW OF NORTH AMERICA, INC.

Supplement the rear differential fluid change/oil level with oil gun 

NOTE: TECHNICAL INFORMATION 
The training video schematically shows the method for changing the oil in the rear axle differential using the oil sprayer special tool.
The training video is not a replacement for the repair instructions.
The training video is not subject to the update service.
We can assume no liability for printing errors or inaccuracies in this service information and reserve the right to introduce technical modifications at any time.

Refer to: 

TECHNICAL DATA SPECIFICATION

Rear differential fluid: Filling capacity overview (all) 
  168LW  0.75 l
  190AL  0.8 l
  205AL  0.8 l
  215LW  0.9 l
  215LWS  1.0 l
  225AL  0.9 l
  225ALS  1.0 l
  225M  1.0 l
  235LK  1.2 l
G15581408Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATION

Screw plug on the rear axle differential 
M22
Replace screw plug with O-ring.
tightening torque  60 Nm