11 23 010 Removing and installing or replacing vibration damper (M52TU / M54 / M56)

Special tools required: 

• 11 8 190
• 11 8 200
• 11 8 210

Necessary preliminary tasks: 

• Unscrew and remove splash guard. See 51 11 000 REMOVING AND INSTALLING COMPLETE FRONT BUMPER (FROM 10/01)
• Remove fan impeller with fan clutch and fan cowl. See 11 52 020 Removing and installing/replacing fan clutch (S52 / S54 / M52 / M52TU / M54 / M56) 
• E83/E85/E60: Remove fan cowl with electric fan.
• Remove A/C compressor drive belt. See 64 52 520 REMOVING AND INSTALLING / REPLACING COMPLETE A/C COMPRESSOR
• Remove alternator drive belt. See 12 31... REPLACING ALTERNATOR BELT PULLEY

Version 1 

Vibration damper and hub for vibration damper are two parts:

Unscrew vibration damper bolts and take off vibration damper.

Fig 1: Identifying Vibration Damper Bolts

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Version 1 

Vibration damper and hub for vibration damper are two parts:

Installation: 

Align locating bore in vibration damper to dowel pin.

Install and tighten down screws.

Tightening torque. Refer to ENGINE - TIGHTENING TORQUES - 3-SERIES (E46) .

Fig 2: Aligning Locating Bore In Vibration Damper To Dowel Pin

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Version 2 

Vibration damper and hub for vibration damper are one part:

Screw special tool 11 8 190 to special tool 11 8 200.

Fig 3: Screwing Special Tool

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Version 2 

Fig 4: Identifying Opening In Snap

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Version 2 

When releasing and tightening down central bolt, grip special tool 11 8 190 with assistance of a second person.

Fig 5: Releasing Central Screw

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Version 2 

Insert special tool 11 8 200 in openings on vibration damper and turn counterclockwise so that counter-supports snap into place on vibration damper.

Release central screw (1).

Version 2 

Feed out special tools 11 8 190 / 11 8 200.

Remove central screw and washer.

Carefully detach vibration damper (1) by hand.

Fig 6: Detaching Vibration Damper By Hand

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Version 2 

Insert special tool 11 8 200 in openings on vibration damper and turn clockwise so that counter-supports snap into place on vibration damper.

Fig 7: Inserting Special Tool In Openings On Vibration Damper

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Version 2 

Screw out spindle (1) on special tool 11 8 210 as far as possible.

Z3 only: 

Screw in spindle (1) on special tool 11 8 210 approx. 15 mm and screw out again only after installation between special tool 11 8 200 and cooler.

Fig 8: Identifying Spindle

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Version 2 

Carefully install special tool 11 8 210.

Screw special tool 11 8 210 to special tool 11 8 200. Detach vibration damper by turning spindle (1) on special tool 11 8 210.

Fig 9: Installing Special Tool

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Version 2 

Installation: 

Check featherkey (1) for damage and correct installation position.

Replace radial seal in lower timing case cover.

Fig 10: Checking Featherkey For Damage

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Version 2 

Installation: 

Align groove (1) in vibration damper to featherkey.

Fit vibration damper.

Fig 11: Aligning Groove In Vibration Damper

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Version 2 

Installation: 

Replace central screw (1).

Install central screw and washer.

Fig 12: Replacing Central Screw

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Version 2 

Installation: 

Screw special tool 11 8 190 to special tool 11 8 200.

Fig 13: Screwing Special Tool

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Version 2 

Insert special tool 11 8 200 in openings on vibration damper and turn clockwise so that counter-supports snap into place on vibration damper.

Tighten down central screw (1).

Tightening torque. Refer to ENGINE - TIGHTENING TORQUES - 3-SERIES (E46) .

Fig 14: Inserting Special Tool In Openings On Vibration Damper

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