2005 Mercedes C-Class Owner's Manual - Page 85
2005 Mercedes C-Class Manual
Page 85 highlights
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 ignition ( page 33). 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 alarm system will also be triggered when someone attempts to raise the vehicle ( page 85) opening the vehicle with the mechanical key i The alarm will stay on, even if the activating element (a door, for example) 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 248) provided Tele Aid service was subscribed to and properly activated, and that necessary cellular service and GPS coverage are available. 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). 83