11 23 010 Removing And Installing / Replacing Vibration Damper (S85)

Special tools required: 

• 00 9 120
• 11 0 280
• 11 9 260
• 11 9 263

Necessary preliminary tasks: 

• Remove fan cowl with electric fan. See 17 11 035 REMOVING AND INSTALLING/REPLACING FAN COWL WITH ELECTRIC FAN (M5) or 17 11 035 REMOVING AND INSTALLING/REPLACING FAN COWL WITH ELECTRIC FAN (S85) .
• Remove A/C compressor drive belt .
• Remove alternator drive belt .

Release screw (1).

Remove idler pulley (2).

Release screws (4).

Remove belt pulley (3).

Release screws (5).

Remove belt tensioner (6).

Fig 1: Identifying Idler Pulley, Belt Pulley And Belt Tensioner

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Remove cover (2) with belt pulley (3).

Fig 2: Identifying Cover And Belt Pulley

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Secure special tool 11 9 260 to flywheel (1).

Screw in special tool 11 9 263 with bolt (2) on crankcase.

Fig 3: Identifying Special Tool 11 9 260, 11 9 263 And Flywheel

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (2).

Remove vibration damper (1).

Tightening torque 11 23 1AZ. See ENGINE - TIGHTENING TORQUES .

Fig 4: Identifying Vibration Damper

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Attach special tool 11 0 280 to vibration damper.

Support special tool 11 0 280 on holder (1).

Release all stress bolts in direction of arrow.

Installation: 

Replace stress bolts.

Fig 5: Releasing Stress Bolts

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Support special tool 11 0 280 on holder (1).

Tighten stress bolts with special tool 00 9 120.

Tightening torque 11 23 1AZ. See ENGINE - TIGHTENING TORQUES .

Fig 6: Tightening Stress Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.