2010 Mercedes C-Class Owner's Manual - Page 215

Useful features 1-800-FOR-MERCedes (1-800-367-6372) (USA only) or 1-888-923-8367 (Canada only). An emergency call is initiated automatically following an accident in which the Emergency Tensioning Devices (ETDs) or air bags have deployed. The message Call Failed appears in the multifunction display for approximately 10 seconds. Should this occur, assistance must be summoned by other means. 213 i An automatically initiated Tele Aid emergency call cannot be canceled. An emergency call can also be initiated manually (Y page 213). Once the emergency call is in progress, the indicator lamp in the SOS button will begin to flash. The message Connecting Call appears in the multifunction display and the COMAND system is muted. When the connection is established, the message Call Connected appears in the multifunction display. All information relevant to the emergency, such as the location of the vehicle (determined by the GPS satellite location system), vehicle model, identification number and color are generated. A voice connection between the Customer Assistance Center and the occupants of the vehicle will be established automatically soon after the emergency call has been initiated. The Customer Assistance Center will attempt to determine the nature of the emergency more precisely, provided they can speak to an occupant of the vehicle. i If no vehicle occupant responds, an ambulance will be sent to the vehicle immediately. G Warning! If the indicator lamp in the SOS button is flashing continuously and there was no voice connection to the Customer Assistance Center established, then the Tele Aid system could not initiate an emergency call (e.g. the relevant cellular phone network is not available). Initiating an emergency call manually X X Briefly press on cover : to open. Press SOS button ; briefly. The indicator lamp in SOS button ; will flash until the emergency call is concluded. X Wait for a voice connection to the Customer Assistance Center. X Close cover : after the emergency call is concluded. G Warning! If you feel at any way in jeopardy when in the vehicle (e.g. smoke or fire in the vehicle, vehicle in a dangerous road location), please do not wait for voice contact after you have pressed the emergency button. Carefully leave the vehicle and move to a safe location. The Customer Assistance Center will automatically contact local emergency officials with the vehicle's approximate location if they receive an automatic SOS signal and cannot make voice contact with the vehicle occupants. Z Controls in detail i The "911" emergency call system is a public service. Using it without due cause is a criminal offense.