2009 Mercedes SL-Class Owner's Manual - Page 146

Controls in detail Driving systems Driving systems Introduction This section describes the following driving systems of your vehicle: RCruise Cruise control The cruise control automatically maintains the speed you set for your vehicle. The use of the cruise control is recommended for driving at a constant speed for extended periods of time. The currently set speed or last set speed ("Resume" function) appears in the status indicator of the multifunction display: RUSA control and Distronic RDistance Redialing The control system stores the most recently dialed phone numbers. This eliminates the need to search through your entire phone book. X Press button ÿ or è on the multifunction steering wheel repeatedly until the message TEL appears in the left multifunction display. X warning function is only available with Distronic Body Control (ABC) system RActive RParktronic RHill only: e.g. CC 55 MPH only: e.g. Ñ 90 Km/h start assist system (SL 63 AMG) START (SL 63 AMG) RCanada RRACE The ABS, BAS, ESP® and the electro-hydraulic brake system are described in the "Safety and security" section (Y page 63). Press button s. The first number in the redial memory appears in the right multifunction display. Press button j or k repeatedly until the desired number or name appears in the multifunction display. Press button s. The control system dials the selected phone number. X X G Warning! The cruise control is a convenience system designed to assist the driver during vehicle operation. The driver is and must always remain responsible for the vehicle's speed and for safe brake operation. Only use the cruise control if the road, traffic, and weather conditions make it advisable to travel at a constant speed. RThe use of the cruise control can be dangerous on winding roads or in heavy traffic because conditions do not allow safe driving at a constant speed. RThe use of the cruise control can be dangerous on slippery roads. Rapid changes 144