2005 Mercedes SLK-Class Owner's Manual - Page 85

Safety and Security Anti-theft systems Anti-theft systems Immobilizer The immobilizer prevents unauthorized persons from starting your vehicle. Activating Remove the SmartKey from the starter switch. Deactivating Switch on the ignition ( page 35). 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 compartment in the center console The alarm system will also be triggered when someone attempts to raise the vehicle opening the vehicle with the mechanical key 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 257), provided Tele Aid service was subscribed to and properly activated, and that necessary cellular service and GPS coverage are available ( page 257). 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). 85