SOS button with emergency call LED

The emergency call button with emergency call LED is directly connected to the TCB control unit basic version.

Triggering an emergency call:

• Touch the covering flap of the emergency call button and open it.
• Press the emergency call button until the emergency call LED lights up. The connection is established.
• When the emergency call LED flashes, the connection has been established.

The manual emergency call can be cancelled within 5 seconds.

Fig 1: Identifying Roof Function Center, Emergency Call LED And Emergency Call Button

Courtesy of BMW OF NORTH AMERICA, INC.