65 75 055 Removing and installation/replacing emergency power siren with tilt sensor

Necessary preliminary tasks: 

• Remove GUIDE FOR REAR RIGHT BUMPER

Slacken nut (1).

Remove emergency power siren with tilt sensor (2).

Fig 1: Identifying Emergency Power Siren With Tilt Sensor And Slacken Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement: 

Carry out VEHICLE PROGRAMMING/ENCODING .