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Home >> BMW >> 2021 >> 840i 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Flywheel -- Repair (G14, G15, & G16) >> 11 22 Flywheel >> 11 22 000 Removing and installing/replacing the flywheel (M850i Gran Coupe xDrive sedan) >> Removing flywheel

Removing flywheel

WARNING: Hot surfaces. 
Risk of burning! 
  • Perform all work only on components that have cooled down.
WARNING: Vehicle may slip off the vehicle hoist if the vehicle hoist is handled incorrectly. 
Danger! Immobilization period-threatening injuries! 
NOTE: RISK OF DAMAGE 
Mechanical effects. 
Paint damage. 
  • Mask those working areas at risk with yellow plastic adhesive tape.
  • Remove and install heavy or bulky components with the aid of another person/other persons.
NOTE: TECHNICAL INFORMATION 
In order to guarantee the quality of the Driver Assistance functions in vehicles with concealed radar sensors, the component may be repainted only in compliance with the following instructions.
No stickers or films (transparent or colored) may be affixed in the transmission areas of the radar sensors.
If there are no radar sensors fitted, the component may be painted.
The following features can be used to identify whether radar sensors are installed on the vehicle:
Radar sensors are installed at the rear if the triangular warning light is present on the exterior mirror (in the mirror glass or on the mirror frame).
Radar sensors are installed at the front and rear if the triangular warning light is present on the exterior mirror (in the mirror glass or on the mirror frame) in conjunction with optional equipment S5ATA or S5AUA.

Preliminary work 

Fig 1: Flywheel Screws Loosening Sequence
G14253210Courtesy of BMW OF NORTH AMERICA, INC.
G14253209Courtesy of BMW OF NORTH AMERICA, INC.