2011 Mercedes ML-Class Owner's Manual - Page 179

Driving systems DISTRONIC is deactivated automatically when stopping: Ron 177 Setting in 5 mph (Canada: 10 km/h) increments X Storing the current speed or calling up the last speed stored 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 Setting a 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. X Press the cruise control lever to the pressure point, up : for a higher speed or down ; for a lower speed. X Keep the cruise control lever pressed until the desired speed is reached. X Release the cruise control lever. The new speed is stored. DISTRONIC is activated and adjusts the vehicle's speed to the new speed stored. Briefly pull the cruise control lever towards you ?. X Remove your foot from the accelerator pedal. DISTRONIC is activated and accepts the current speed if it is activated for the first time, or adjusts the vehicle's speed to the last speed stored. Setting the specified minimum distance You can set the specified minimum distance for DISTRONIC by varying the time span between one and two seconds. This time span determines the distance that DISTRONIC should maintain from the vehicle in front, depending on the road speed. You can see this distance in the multifunction display (Y page 179). Setting in 1 mph (Canada: 1 km/h) increments X Briefly press the cruise control lever to the pressure point, up : for a higher speed or down ; for a lower speed. The last speed stored is increased or reduced. 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. Z Driving and parking flat stretches of road or on downhill gradients when the vehicle is stationary Rwhile the vehicle is still moving on uphill gradients, to prevent the vehicle from unexpectedly rolling back when DISTRONIC is deactivated If DISTRONIC is deactivated, you will hear a warning tone. X To prevent the vehicle from rolling away, apply the foot brake or parking brake. 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.