2010 Mercedes E-Class Owner's Manual - Page 133

Driving systems It is the driver's responsibility at all times to be attentive to the road, weather and traffic conditions. Additionally, the driver must provide the steering, braking and other driving inputs necessary to remain in control of the vehicle. High-frequency sources such as toll stations, speed measuring systems etc. can cause the DISTRONIC PLUS system to temporarily cease functioning. too late. This could cause an accident in which you and/or others could be injured. 131 G Warning! G Warning! G Warning! The DISTRONIC PLUS cannot take road and traffic conditions into account. Only use the DISTRONIC PLUS if the road, weather and traffic conditions make it advisable to travel at a constant speed. G Warning! Use of the DISTRONIC PLUS can be dangerous on slippery roads. Rapid changes in tire traction can result in wheel spin and loss of control. The DISTRONIC PLUS does not function in adverse sight and distance conditions. Do not use the DISTRONIC PLUS during conditions of fog, heavy rain, snow or sleet. Close attention to road and traffic conditions is imperative at all times, regardless of whether or not the DISTRONIC PLUS is activated. Use of the DISTRONIC PLUS can be dangerous on winding roads or in heavy traffic because conditions do not allow safe driving at a constant speed. The DISTRONIC PLUS will not react to stationary objects in the roadway (e.g. a stopped vehicle in a traffic jam or a disabled vehicle). The DISTRONIC PLUS will also not respond to oncoming vehicles. Switch off the DISTRONIC PLUS: Rwhen changing from the left to the right lane if vehicles are moving more slowly in the left lane entering a turn lane or highway off ramp G Warning! Rwhen Rin The DISTRONIC PLUS cannot take weather conditions into account. Switch off the DISTRONIC PLUS or do not switch it on if: Rroads complex driving situations, such as in highway construction zones are slippery or covered with snow or ice. The wheels could lose traction while braking or accelerating, and the vehicle could skid. are dirty or visibility is diminished due to snow, rain or fog, for example. The distance control system functionality could be impaired. Rthe DISTRONIC PLUS system sensor covers In these situations, the DISTRONIC PLUS will continue to maintain the set speed unless deactivated. The DISTRONIC PLUS is designed and intended only to maintain a set speed and keep a set distance from moving objects in front of it. Always pay attention to surrounding traffic conditions even while the DISTRONIC PLUS is switched on. Otherwise, you may not be able to recognize dangerous situations until it is The DISTRONIC PLUS functions in a speed range of 0 to 120 mph (Canada: 0 to 200 km/h) if a preceding vehicle is detected. If no preceding vehicle is detected the DISTRONIC PLUS functions in a speed range of 20 to 120 mph (Canada: 30 to 200 km/h). Z Controls in detail The "Resume" function should only be operated if the driver is fully aware of the previously set speed and wishes to resume this particular preset speed.