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

WARNING: This page is about a different car, the 2011 BMW X6 and 2010 BMW X6. 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: Observe SAFETY INFORMATION for handling hybrid cars

IMPORTANT:

On four-wheel drive vehicles with defective, non-engaging drive, it is imperative that the following information is taken account of:

ADDITIONAL WORK ON FOUR-WHEEL DRIVE VEHICLES AFTER DRIVING WITH DEFECTIVE (NON-ENGAGING) DRIVE

Necessary preliminary tasks:

Release parking lock:
Set gearbox to neutral and then pull DSM fuse (Direct Shift Module).

Switch off ignition.

After repair, read if fault memory, repair fault if necessary and delete fault memory.
Remove complete EXHAUST SYSTEM
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.
During installation the three-bolt flange (3) must be forced back together again with the flexible disc (2) in the same position.

Fig 1: Identifying Flexible Disc Connection, Flexible Disc And Three-Bolt Flange
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Replace ZNS bolts and self-locking nuts.

Fig 2: Identifying Propeller Shaft Cover And Mounting Screws

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 3: Locating Flexible Disc Mounting Bolts
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Installation note:

Check centering mount.

If necessary, replace damaged CENTRE BEARING .

Grease centering mount.

Grease: Molykote Longterm 2 PLUS

Fig 4: 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 5: 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 6: Securing Propeller Shaft At Centre Universal Joint 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 7: Identifying Propeller Shaft Centre Bearing Component Installation Dimension

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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 8: Releasing Insert Nut Against Direction Of Travel In Clockwise Direction With Special Tools (33 5 040) And (33 5 070)

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

Installation note:

Retaining clip and gasket must be replaced.

Fig 9: Identifying Retaining Clip And Gasket

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Remove insert nut (1).

Installation note:

Insert nut must be replaced.

Fig 10: 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: Castrol Optitemp HT LF1, BMW part number 83 23 0 417 754 (50g tube)

Fig 11: Identifying Insert Collar And 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: Castrol Optitemp HT LF1, BMW part number 83 23 0 417 754 (50g tube)

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

Fig 12: Identifying 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 13: 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.

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 .

Fig 14: Identifying Propeller Shaft And BI-Hexagonal Flange Nut

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