2008 Mercedes S-Class Owner's Manual - Page 421

Controls in detail Driving systems Activating cruise control You can activate the cruise control if the vehicle speed is above 20 mph (30 km/h). In the following cases you cannot activate the cruise control: when you brake the vehicle is secured with the electronic parking brake 1 Setting current or higher speed Adjustment in 1 mph increments (to resistance point) or 5 mph increments (past resistance point) (Canada: 1 km/h or 10 km/h) 2 Setting current or lower speed Adjustment in 1 mph increments (to resistance point) or 5 mph increments (past resistance point) (Canada: 1 km/h or 10 km/h) 3 Cancel cruise control 4 Resume to last set speed when the automatic transmission is set to position P, R, or N when ESP® is switched off Warning! G The cruise control brakes automatically so that the set speed is not exceeded. The brake pedal depresses when the cruise control engages the brakes. Keep driver's foot area clear at all times, including the area under the brake pedal. Objects stored in this area may impair pedal movement which could interfere with the braking ability of the cruise control system. Do not place your foot under the brake pedal - your foot could become caught. Keep in mind that 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. i The vehicle speed displayed in the speedometer can briefly vary from the speed setting for the cruise control system. Setting current speed Accelerate or decelerate to the desired speed. Briefly lift the cruise control lever in direction of arrow 1 or depress in direction of arrow 2. The current speed is set. 420