2007 Mercedes S-Class Owner's Manual - Page 388

Controls in detail Driving systems Switch off DISTRONIC Plus: when changing from the left to the right lane if vehicles are moving more slowly in the left lane when entering a turn lane or highway off ramp in complex driving situations, such as in highway construction zones In these situations, DISTRONIC Plus will continue to maintain the set speed unless deactivated. DISTRONIC Plus is designed and intended only to maintain a set speed and keep a set distance from moving objects in front of it. i Due to its radar-emitting nature DISTRONIC Plus may have an appearance similar to a radar detector to law inforcement officials. You may want to refer to this section of your Operator's Manual when asked. Any unauthorized modification to this device could void the user's authority to operate the equipment. i USA only: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any unauthorized modification to this device could void the user's authority to operate the equipment. DISTRONIC Plus displays in the speedometer dial i Do not use DISTRONIC Plus if you are driving on a road with steep uphill or downhill slopes. i In certain countries and near radio-astrological facilities, you must switch off the radar systems ( page 256). i Canada only: This device complies with RSS-210 of Industry Canada. Operation is subject to the following two conditions: (1) This device may not cause interference, and (2) this device must accept any interference received, including interference that may cause undesired operation of the device. 1 Speed of the vehicle ahead 2 Set speed If DISTRONIC Plus is activated, the marker 2 indicates the set speed. i The vehicle speed displayed on the speedometer can briefly vary from the speed setting on the DISTRONIC Plus system. 387