11 23 010 Removing and installing/renewing vibration damper (N63)

WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

Necessary preliminary work

Remove FAN COWL
Remove A/C compressor DRIVE BELT
Remove alternator DRIVE BELT
Remove belt pulley for A/C system

Release screw (1).

Tightening torque 11 28 1AZ .

Remove belt tensioner with idler pulley (2).

Fig 1: Identifying Idler Pulley And Screw

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Secure special tool 11 8 090 with three screws (1) to vibration damper.

Secure special tool 11 8 090 with belt tensioner bolt (2) to timing case cover.

Tightening torque 11 28 1AZ .

NOTE: A 3/4 inch tool is needed to release the central bolt.

Release central bolt on vibration damper.

Fig 2: Securing Special Tool 11 8 090 With Belt Tensioner Bolt To Timing Case Cover

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Secure central bolt with special tool 00 9 140 or 11 3 460 .

Position special tool 11 3 460 on special tool 11 8 090 .

Adjust special tool 11 9 453 on special tool 11 9 454 using clamping screw to 0° on scale.

Tightening torque 11 23 1AZ .

Fig 3: Adjusting Special Tool 11 9 453 On Special Tool 11 9 454 Using Clamping Screw

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Assemble engine.