2008 Mercedes SLK-Class Owner's Manual - Page 91

Safety and Security Anti-theft systems Immobilizer The immobilizer prevents unauthorized persons from starting your vehicle. When leaving the vehicle, always take the SmartKey with you and lock the vehicle. The engine can be started by anyone with a valid SmartKey that is left inside the vehicle. Activating Remove the SmartKey from the starter switch. Deactivating Switch on the ignition ( page 37). Anti-theft alarm system Once the alarm system has been armed, a visual and audible alarm is triggered when someone opens a door the trunk lid the hood the glove box the storage/telephone* compartment in the center console The alarm system will also be triggered when someone attempts to raise the vehicle unlocking and opening the driver's door or the trunk with the mechanical key someone opens a door from the inside someone opens the trunk lid with the emergency release button 1 Alarm system indicator lamp i The alarm will stay on, even if the activating element (e.g. a door) is immediately closed. 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 262), provided Tele Aid* service was subscribed to and properly activated, and that necessary cellular service and GPS coverage are available ( page 262). Arming the alarm system The alarm system indicator lamp is located in the locking switch in the center console. i Starting the engine will also deactivate the immobilizer. In case the engine cannot be started (yet the vehicle's battery is charged), the system is not operational. Contact an authorized Mercedes-Benz Center or call 1-800-FOR-MERCedes (in the USA), or 1-800-387-0100 (in Canada). 90