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Home >> BMW >> 2025 >> 230i >> Repair and Diagnosis >> External Pages >> Different car >> Section 190 (Maintenance And General Information -- Repair M5 (F90)) >> 00 00 Maintenance >> 00 00 661 Service, rear axle differential (M5 2018-2022) >> Draining the rear differential fluid

Draining the rear differential fluid

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WARNING: Vehicle may slip off the vehicle hoist if the vehicle hoist is handled incorrectly. Danger! Immobilization period-threatening injuries! 
WARNING: Hot surfaces. 
Risk of burning! 
  • Perform all work only on components that have cooled down.
NOTE: Materials harmful to health. 
Contact with fluids harmful to health! 
  • Note and follow safety instructions on containers.
  • Conduct all work in appropriate personal protective equipment only.
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  
Always change the oil when the rear axle differential is at operating temperature.
NOTE: TECHNICAL INFORMATION  
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
TIGHTENING TORQUES SPECIFICATION

Screw plug on final drive cover 
M22 Replace screw plug with O-ring. Tightening torque 45 Nm
G14899641Courtesy of BMW OF NORTH AMERICA, INC.