31 12 080 Removing and installing/replacing both tension struts

IMPORTANT: On M models replace trailing links in pairs.

Necessary preliminary work:

REMOVE front underbody protection.
Remove BOTH FRONT WHEELS .
Release WHEEL ARCH COVER on front left and right bottom and press to one side (only E82/E88/E92/E93).

Remove pedestrian protection (only E82/E88/E92/E93 from 03/2012):

Slacken screw (1) on front pedestrian protection.

Release screws (2) from deformation element and adapter.

Tightening torque 51 11 7AZ/8AZ .

Fig 1: Identifying Front Pedestrian Protection Screws

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Press deformation element (1) towards the bottom and remove adapter (2) towards the top.

Fig 2: Removing Adapter

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Release nut (1), if necessary, grip at inner Torx socket.

Tightening torque 31 12 2AZ .

Installation note:

Keep tension strut to swivel bearing connection clean and free from oil and grease.

Replace self-locking nut.

Fig 3: Identifying Inner Torx Socket Nut

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Release bolt (1) and remove tension strut.

Tightening torque 31 12 1AZ

Raise locking nut (2) at area of bore and pull off from front axle support.

Installation note:

Replace locking nut.

Tighten down screw connection in NORMAL POSITION .

Fig 4: Identifying Tension Strut Locking Nut

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