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

Lever out seal (1) and release screw in area (A).

Installation:

Make sure seal (1) is correctly seated on door.

Fig 1: Removing Seal

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

Fig 2: Pulling Off Cover

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Version with light package:

Installation:

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 carrier for outside door handle (4).

Fig 3: Identifying Guides And Outside Door Handle Light

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Remove catches (1) and detach cover (2) from lock cylinder (3).

Installation:

Catches (1) of cover (2) must not be damaged.

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

Fig 4: Removing Catches And Cover

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