26 11 000 Removing and installing propeller shaft (inserted) completely

WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

IMPORTANT: Replacement of the sunk nut on the rear axle final drive is absolutely required!
The sunk nut already has a screw locking.
After the propeller shaft has been screwed into the rear axle final drive (sunk nut), a hardening time of at least 2 hours is absolutely necessary.
The hardening time may be extended at lower temperatures!
Failure to comply with these instructions may cause serious damage!

IMPORTANT:

Replacement only: according to installation with BMW diagnosis and information system under control unit function
Perform function check of transfer box (calibration)

Necessary preliminary work:

Remove complete EXHAUST SYSTEM
Remove underbody protection with holders
Remove heat shields

IMPORTANT: To avoid buzzing sound after refitting the propeller shaft:

The flexible disc connection (1) on the front at the propeller shaft must be marked in one plane with the flexible disc (2) and the three-bolt flange (3) before removal.

Fig 1: Identifying Flexible Disc, Connection And Three-Bolt Flange Marked In One Plane
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During installation the three-bolt flange (3) must be forced back together again with the flexible disc (2) in the same position.
Replace ZNS bolts and self-locking nuts.

Release screws.

Installation note

Replace ZNS bolts and self-locking nuts.
Grip mounting bolts of flexible disc at nuts and tighten down by way of bolts.

Fig 2: Locating ZNS Bolts
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Installation note

Check centering mount.

If necessary, replace damaged CENTERING .

Grease centering mount.

Grease: BMW Service Operating Fluids. See DRIVE SHAFT -- OPERATING FLUIDS

Fig 3: Locating Centering Mount
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Installation note:

Tighten down screws/bolts to specified torque.

Secure angle of rotation special tool 00 9 120 with magnets 00 9 130 to vehicle underbody and screw down further according to angle of rotation.

Tightening torque 26 11 1AZ .

Fig 4: Securing Angle Of Rotation Special Tool (00 9 120) With Magnets (00 9 130) To Vehicle Underbody

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Slacken screws (1)

Tightening torque 26 11 6AZ .

Using a suitable tool (2), secure propeller shaft at center universal joint against turning.

Remove screws of center mount fully only after opening insert nut.

Fig 5: Securing Propeller Shaft At Centre Universal Joint Against Turning Using Suitable Tool

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IMPORTANT: Check installation position.
Part number and production date must be visible on the bottom.

Installation note:

The bolting points of the center mount are not in the center position.

Component (A) of the propeller shaft center bearing must be installed upwards into the transmission tunnel.

Fig 6: Identifying Propeller Shaft Centre Bearing Component Installation Position

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IMPORTANT: The bi-hexagonal flange nut must not be used for bracing.
Failure to comply with this instruction may result in serious damage to the rear axle final drive.

Release insert nut against direction of travel in clockwise direction with special tools 33 5 040 and 33 5 070 .

Tightening torque 26 11 1AZ .

Fig 7: Releasing Insert Nut Against Direction Of Travel In Clockwise Direction Using Special Tools

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Remove retaining clip (1) and gasket (2).

Installation note:

Retaining clip and gasket must be replaced.

Fig 8: Identifying Retaining Clip And Gasket

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Remove insert nut (1).

Installation note:

Insert nut must be replaced.

The sunk nut is equipped with a screw locking.

Prior to the first journey, a minimum hardening time of 2 hours must be complied with.

Failure to comply with these instructions may cause serious damage!

Fig 9: Identifying Insert Nut

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Before installing propeller shaft:

Clean insert collar (1) on flange nut and gearing on bevel pinion (2).

Fill insert collar (1) with grease.

Grease: BMW Service Operating Fluids. See DRIVE SHAFT -- OPERATING FLUIDS

Fig 10: Identifying Insert Collar And Gearing On Bevel Pinion

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Clean thread (1) of joint hub to remove adhesive residues.

Clean hub teeth (2), then coat with grease.

Grease: BMW Service Operating Fluids. See DRIVE SHAFT -- OPERATING FLUIDS

IMPORTANT: Thread of joint hub must not be fouled with grease.

Fig 11: Identifying Joint Hub Thread And Hub Teeth

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Place flange nut (1) with gasket in insert collar of flange nut.

Install retaining clip (2).

Fig 12: Identifying Flange Nut And Retaining Clip

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IMPORTANT: Adhere without fail to installation and screw-fastening sequence.
Installation sequence:

Join propeller shaft to transmission
Join propeller shaft to rear axle final drive
Join center mount

Screw-fastening sequence:

Insert nut
Flexible disc to transmission
Centre mount

IMPORTANT: The bi-hexagonal flange nut (2) must not be used for bracing.
Failure to comply with this instruction may result in serious damage to the rear axle final drive.
Insert nut must be screwed into place within 5 minutes.

Fig 13: Sliding Propeller Shaft To Limit Position Onto Insert Nut

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Slide propeller shaft (1) to the limit position onto insert nut and secure.

Secure propeller shaft at center universal joint against turning with a mounting lever.

Tightening torque 26 11 1AZ .