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

WARNING: This page is about a different car, the 2005 BMW Z4, 2004 BMW Z4, and 2003 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

11 8 190
11 8 200
11 8 210

Necessary preliminary tasks:

Unscrew and remove splash guard.
E83/E85/E60: Remove fan cowl with electric fan . See FAN COWL .
Remove A/C compressor drive belt . See A/C COMPRESSOR DRIVE BELT .
Remove alternator drive belt . See GENERATOR DRIVE BELT .

IMPORTANT: Risk of damage.
Protect cooler against damage.

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 And Hub

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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, see 11 23 3AZ in ENGINE - TIGHTENING TORQUES .

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: Identifying Special Tool

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Version 2

NOTE: Special tool 11 8 200 must snap into place in openings (1).

Fig 4: Installing Special Tool

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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.

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).

Fig 5: Inserting Special Tool In Openings On Vibration Damper

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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

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Version 2

NOTE: If vibration damper cannot be detach by hand:

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 Screw In Spindle On Special Tool

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Version 2

IMPORTANT: Risk of damage.
Protect cooler against damage.
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: Detaching Vibration Damper By Turning Spindle On 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 . See 11 14 141 Replacing Radial Seal In Lower Timing Case Cover .

Fig 10: Checking Featherkey

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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: Installing 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, see 11 23 2AZ in ENGINE - TIGHTENING TORQUES .

Fig 14: Inserting Special Tool In Openings On Vibration Damper

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