2011 Mercedes CL-Class Owner's Manual - Page 301

Driving systems Setting in 5 mph (Canada: 10 km/h) increments X 299 Storing the current speed or calling up a stored speed G Warning The set speed stored in memory should only be set again if prevailing road conditions and legal speed limits permit. Possible acceleration or deceleration differences arising from returning to the preset speed could cause an accident and/or serious injury to you and others. X X Briefly pull the cruise control lever towards you ?. X Remove your foot from the accelerator pedal. DISTRONIC PLUS is activated and adopts either the current speed or adjusts to the last speed stored when it is activated for the first time. To increase: turn control ; in direction =. DISTRONIC PLUS then maintains a greater distance between your vehicle and the vehicle in front. X To decrease: turn control ; in direction :. DISTRONIC PLUS then maintains a shorter distance between your vehicle and the vehicle in front. i Make sure that you maintain the minimum distance to the vehicle in front as required by law. Adjust the distance to the vehicle in front if necessary. DISTRONIC PLUS displays in the speedometer Setting the specified minimum distance You can set the specified minimum distance for DISTRONIC PLUS by varying the time span between one and two seconds. With this function, you can set the minimum distance that DISTRONIC PLUS keeps to the vehicle in front, dependent on vehicle speed. You can see this distance in the multifunction display (Y page 300). G Warning! It is up to the driver to exercise discretion to select the appropriate setting given road conditions, traffic, driver's preferred driving style and applicable laws and driving recommendations for safe following distance. When you switch on DISTRONIC PLUS, triangle ; shows the stored speed. i For design reasons, the speed displayed in the speedometer may differ slightly from the speed set for DISTRONIC PLUS. Z Driving and parking Briefly press the cruise control lever beyond the pressure point, up : for a higher speed or down ; for a lower speed. The last speed stored is increased or reduced.