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

Necessary preliminary tasks: 

• Remove REAR BUMPER TRIM CARRIER .

Release nut (1) and remove emergency power siren (2).

Fig 1: Identifying Nut And Emergency Power Siren

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement: 

Carry out PROGRAMMING/CODING .