2005 Mercedes C-Class Owner's Manual - Page 405

Technical terms Tele Aid* System (Telematic Alarm Identification on Demand) The Tele Aid system consists of three types of response: automatic and manual emergency, roadside assistance and information. Tele Aid is initially activated by completing a subscriber agreement and placing an acquaintance call. The Tele Aid system is operational provided that the vehicle's battery is charged, properly connected, not damaged and cellular and GPS coverage is available. Telematics* A combination of the terms "telecommunications" and "informatics". Tightening torque Force times lever arm (e.g. a lug wrench) with which threaded fasteners such as wheel bolts are tightened. Tire speed rating Part of tire designation; indicates the speed range for which a tire is approved. Traction Force exerted by the vehicle on the road via the tires. VIN (Vehicle Identification Number) The number set by the manufacturer and placed on the body to uniquely identify each vehicle produced. Voice control system*1 Voice control system for car phones, portable cell phones and audio systems (radio, CD, etc.). 1 Feature description is based on preliminary information at time of printing. At time of printing, no date for availability of voice control had been set. Contact an authorized Mercedes-Benz Center for details and availability for your vehicle model. 403