51 16 045 Removing and installing/replacing retaining ring on left or right exterior mirror (from 07/13)

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Necessary preliminary tasks:

Remove DRIVE UNIT FOR EXTERIOR MIRROR
Remove PROTECTIVE CAP

Version with lane change warning:

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

Fig 1: Identifying Plug Connection

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Release screws (1 and 2).

Installation note:

Note installation position of screws (1 and 2).

Screws (1) - metric thread
Screw (2) non-metric thread

Make sure retaining ring (3) is correctly seated (arrows).

Fig 2: Locating Retaining Ring

Courtesy of BMW OF NORTH AMERICA, INC.

Release latch mechanism (1) and feed out retaining ring (2) towards rear.

Fig 3: Identifying Latch Mechanism And Retaining Ring

Courtesy of BMW OF NORTH AMERICA, INC.