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

Necessary preliminary tasks: 

• Remove housing on door mirror, see 51 16 040 Removing and installing/replacing housing on left or right door mirror 

Release catches (1) and remove retaining ring (2) towards rear.

Fig 1: Catches And Retaining Ring

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Catches (1 and 2) must not be damaged.

1. Retaining ring catches on door mirror
2. Retaining ring catches on housing

Fig 2: Catches

Courtesy of BMW OF NORTH AMERICA, INC.