2010 Mercedes S-Class Owner's Manual - Page 336

334 Driving systems You must also apply the brakes yourself to avoid a collision. The DISTRONIC PLUS brakes the vehicle in an effort to restore the preset distance or to maintain the set speed. The brake pedal is automatically applied as this happens which results in the brake pedal moving 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 DISTRONIC PLUS system. Do not place your foot under the brake pedal - your foot could become caught. X Press = or ; to select the DriveAssist menu. X Press : or 9 to select the Distance Display function. X Press a. The DISTRONIC PLUS distance graphic appears and you will see one of the following displays in the multifunction display. Controls in detail DISTRONIC PLUS activated If you switch on the DISTRONIC PLUS, you will see the set speed in the multifunction display for approximately 5 seconds. When the DISTRONIC PLUS is activated the following display appears in the multifunction display. G Warning! If you do not receive visual or acoustic warning signals during a critical traffic situation, DISTRONIC PLUS has either not recognized the collision risk, has been deactivated or is malfunctioning. Remember, whether or not DISTRONIC PLUS is operating, it is ultimately always the drivers responsibility to apply the brakes in order to control the vehicle and avoid a collision. Displaying the distance graphic In the DriveAssist menu under Distance Display you see the current settings for DISTRONIC PLUS. The Information shown in the multifunction display depends on whether DISTRONIC PLUS is activated or deactivated. For activating or deactivating the DISTRONIC PLUS system, see "Activating DISTRONIC PLUS" (Y page 335) or "Deactivating DISTRONIC PLUS" (Y page 338). The menu overview can be found on (Y page 222). : DISTRONIC PLUS activated ; Your vehicle = Preset distance threshold to the preceding vehicle ? Preceding vehicle, if detected DISTRONIC PLUS deactivated When the DISTRONIC PLUS is deactivated, you will see the following display in the multifunction display.