2011 Mercedes SL-Class Owner's Manual - Page 139
2011 Mercedes SL-Class Manual
Page 139 highlights
Driving systems Changing the set speed G Warning! Keep in mind that it may take a brief moment until the vehicle has made the necessary adjustments. Increase or decrease the set vehicle speed to a value that the prevailing road conditions and legal speed limits permit. Otherwise, sudden and unexpected acceleration or deceleration of the vehicle could cause an accident and/ or serious injury to you and others. 137 : White Distronic indicator lamp Ò ; Set speed The vehicle speed displayed on the speedometer can briefly vary from the speed setting on the Distronic system. Setting the current speed X You can increase the set speed in 5 mph (Canada: 10 km/h) increments or with fine adjustment in 1 mph (Canada: 1 km/h) increments. Decreasing the set speed is possible in 5 mph (Canada: 10 km/h) increments. When you use the cruise control lever to decelerate, the brake system will brake the vehicle automatically if the engine's braking power does not brake the vehicle sufficiently. Adjustment in 5 mph (Canada: 10 km/h) increments X Increasing: Briefly lift the cruise control lever up in direction of arrow : (Y page 136). X Decreasing: Briefly press the cruise control lever down in direction of arrow ; (Y page 136). The new speed is set and the vehicle will accelerate or decelerate. Keep in mind that it may take a brief moment until the vehicle has reached the set speed. Fine adjustment in 1 mph (Canada: 1 km/h) increments X Increasing: Briefly pull the cruise control lever in direction of arrow ? (Y page 136). Accelerate or decelerate to the desired speed. X Briefly lift the cruise control lever in direction of arrow : or depress in direction of arrow ; (Y page 136). X Remove your foot from the accelerator pedal. i If you do not take your foot off of the accelerator pedal and continue to accelerate past the set speed, the following message will appear in the multifunction display: DTR Override The distance to a slower moving vehicle in front of you will not be set. Your vehicle speed will then be determined only by the accelerator pedal position. Z Controls in detail