51 16 045 Removing and installing or replacing retaining ring on left or right exterior mirror

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Special tools required:

Necessary preliminary tasks:

Version with lane change warning only:

Version with lane change warning only:

Unlock plug connection (1) for optical signal transmitter and disconnect.

Fig 1: Identifying Plug Connection

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Release screws (1) from circlip (2).

Installation note:

Make sure retaining ring (2) is correctly seated.

Fig 2: Locating Circlip And Screws

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Fold exterior mirror forwards.

Unlock latch mechanisms (1) between protective cap (2) and retaining ring (3) using special tool 00 9 317 .

Feed out retaining ring (3) to the rear.

Fig 3: Unlocking Latch Mechanisms

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