2006 Mercedes R-Class Owner's Manual - Page 106

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 ( page 311) provided Tele Aid* service was subscribed to and properly activated, and that necessary cellular service and GPS coverage are available. Arming the alarm system The alarm system is armed after you have locked the vehicle with the SmartKey or SmartKey with KEYLESS-GO*. The alarm system indicator lamp is located to the lower left of the hazard warning flasher. 1 Alarm system indicator lamp Make sure all doors and the tailgate are closed. Lock the vehicle ( page 67). The turn signal lamps flash three times to indicate that the vehicle is locked. The alarm system is armed within approximately 10 seconds. Alarm system indicator lamp 1 flashes. i If the turn signal lamps do not flash three times, one of the following elements may not be properly closed: a door the tailgate Close the respective element and lock the vehicle again. 105