2009 Mercedes CLS-Class Owner's Manual - Page 72

Safety and security Anti-theft systems Anti-theft alarm system Once the alarm system has been armed, a visual and audible alarm is triggered when someone opens: Ra door Rthe Rthe mobile phone, power supply and GPS coverage are available. X Close the respective element and lock the vehicle again. Disarming: Unlock the vehicle with the SmartKey or with KEYLESS-GO. The turn signal lamps flash once to indicate that the alarm system is disarmed. trunk hood The alarm will stay on even if the activating element (a door, for example) is immediately closed. The alarm system will also be triggered when Rthe vehicle is opened with the mechanical key Ra i The vehicle will lock and the alarm system will rearm automatically again after approximately 40 seconds unless you open a door or the trunk. 1 Indicator lamp X Canceling the alarm To cancel the alarm, do one of the following: X Insert the SmartKey in the starter switch. X door is opened from the inside Rthe trunk is opened with the emergency release button To cancel the alarm after it has been triggered, see "Canceling the alarm" (Y page 70). Arming: Lock the vehicle with the SmartKey or with KEYLESS-GO. The turn signal lamps flash three times to indicate that the vehicle is locked. Indicator lamp 1 flashes to indicate that the alarm system is armed. Press the k or j button on the SmartKey. Grasp an outside door handle. The SmartKey must be within 3 ft (1 m) of the vehicle. Press the KEYLESS-GO start/stop button. The SmartKey must be inside the vehicle. In vehicles with KEYLESS-GO: X i If the alarm stays on for more than 30 seconds, a call to the Response Center is initiated automatically by the Tele Aid system provided that you have subscribed to the Tele Aid service and that it has been activated properly, and that the necessary i If the turn signal lamps do not flash three times, a door or the trunk may not be properly closed. X 70