51 11 770 Removing and installing/replacing front left or right deformation element for bumper

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove SIDE ENGINE COMPARTMENT LID GASKET MOUNTING in working area
REMOVE support for front bumper panel
Release HIGH-PRESSURE NOZZLE OF HEADLIGHT CLEANING SYSTEM

Release screw (1) on V-support (2).

Tightening torque 51 61 6AZ .

Release screws (3).

Fig 1: Identifying V-Support With Screws

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Unclip hose pipe (2) for headlight cleaning system at marked points and set down safely.

Release screws (1) on V-support (3).

Tightening torque 51 11 7AZ .

Feed out cross-struts (3).

Fig 2: Identifying Hose, Cross-Struts And Screws

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Unclip air duct (1)

Installation note:

Make sure all retaining lugs are correctly latched on air duct (1).

Retaining lugs on air duct (1) must not be missing or damaged.

Fig 3: Removing Cooler Air Duct (Front)

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Unclip wiring harness mounting (1).

Fig 4: Identifying Wiring Harness Mounting

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Release screws (2) on brake air duct (1).

Remove brake air duct (1) in direction of arrow.

Fig 5: Removing Brake Air Duct

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NOTE: For height adjustment, mark position of deformation element (4).

Unfasten plug connection (3) and disconnect.

Release bolts (1) on engine support (2).

Tightening torque 51 11 3AZ .

Installation note:

Height adjustment, refer to BODY GAP DIMENSIONS .

Fig 6: Identifying Plug Connection, Engine Support, Bolts And Deformation Element

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Release screws (1) on cross-member (2).

Tightening torque 51 11 2AZ .

Fig 7: Identifying Cross-Member With Screws

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Unlock plug connections (1) and (2) and disconnect.

Fig 8: Identifying Plug Connections

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Unlock plug connection (1) on headlights (4) and disconnect.

Disengage Bowden cable (2) from engine compartment lid catch (3).

Release screws (5).

Tightening torque 51 23 2AZ .

Installation note:

Bowden cable (2) must be correctly engaged in engine compartment lid mounts.

Fig 9: Identifying Plug Connection, Headlights, Bowden Cable And Engine Compartment Lid Catch

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Release screw (2).

Feed out deformation element complete with headlights (2) and lock support in direction of arrow and set down safely.

Fig 10: Feeding Out Deformation Element With Headlights And Lock Support

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Release screws (1).

Remove deformation element (2) from lock support (3).

Fig 11: Identifying Deformation Element, Lock Support And Screws

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