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Home >> BMW >> 2012 >> 335is 2D Coupe >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine - Repair - E92 >> Vibration Damper >> 11 23 010 Removing and installing/replacing vibration damper (N55)

11 23 010 Removing and installing/replacing vibration damper (N55)

Special tools required: 

Necessary preliminary tasks 

NOTE: Gearbox removed:

Block crankshaft with special tool 11 9 260 .

NOTE: Picture of flywheel removal.
Fig 1: Removing Flywheel
G09844994Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Gearbox installed with manual gearbox:

Block crankshaft with special tool 11 8 180 .

Fig 2: Installing Gearbox With Manual Gearbox
G09844995Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Gearbox installed with automatic transmission:

Block crankshaft with special tool 11 8 660 .

Fig 3: Installing Gearbox With Automatic Transmission
G09844996Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT: Do not release central bolt. 
If the central bolt is accidentally loosened, the timing must be readjusted.
Fig 4: Identifying Timing Chain Central Bolt
G09844997Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1 to 8).

Remove vibration damper (1).

Screws on vibration damper

Tightening torque: 11 23 1AZ .

Fig 5: Vibration Damper Bolts Tightening/Loosening Sequence (N55)
G09844998Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.