51 21 140 Removing and installing/replacing complete lock barrel in left or right front door

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.

Lever out cap (1) and release screw underneath.

Installation note:

If necessary, replace faulty trim (1).

Fig 1: Identifying Lock Barrel Cap

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Insert ignition key into lock barrel.

Turn ignition key slightly and pull off cover (1) in direction of arrow with outside door handle (2) opened slightly.

Installation note:

Lock barrel must be correctly seated in door lock.

Check function of lock barrel.

Fig 2: Pulling Off Door Handle Cover

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Version with light package:

Installation note:

Make sure outside door handle light (1) is correctly positioned in area (2).

Guides (3) of outside door handle light (1) must be correctly seated in support for outer door handle (4).

Fig 3: Identifying Outside Door Handle, Light And Guides

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Replacement

Remove latch mechanisms (1) and detach cover (2) from lock barrel (3).

Installation note:

Latch mechanisms (1) of cover (2) must not be damaged.

Paddle (4) of lock barrel (3) must not be damaged.

Fig 4: Disconnecting Cover From Lock Barrel

Courtesy of BMW OF NORTH AMERICA, INC.