2009 Mercedes SL-Class Owner's Manual - Page 74

Safety and security Anti-theft systems 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 mobile phone, power supply and GPS coverage are available. lamp 1 flashes to indicate that the alarm system is armed. Tow-away alarm Once the tow-away alarm is armed, a visual and audible alarm will be triggered when someone attempts to raise the vehicle. To cancel the alarm after it has been triggered, see "Canceling the alarm" (Y page 73). i If the turn signal lamps do not flash three times and the acoustic warning does not sound three times, a door or the trunk may not be properly closed. Close the respective element and lock the vehicle again. X Disarming: Unlock the vehicle with the SmartKey or with KEYLESS-GO. The turn signal lamps flash once and an acoustic warning sounds once to indicate that the alarm system is disarmed. 1 Indicator lamp X 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. 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 mobile phone, power supply and GPS coverage are available. X Arming: Lock the vehicle with the SmartKey or with KEYLESS-GO. The tow-away alarm is armed automatically after about 30 seconds. Disarming: Unlock the vehicle with the SmartKey or with KEYLESS-GO. The tow-away alarm remains disarmed until you lock the vehicle again. Arming: Lock the vehicle with the SmartKey or with KEYLESS-GO. The turn signal lamps flash three times and an acoustic warning sounds three times to indicate that the vehicle is locked. Indicator X 72