2010 BMW 528 Owner's Manual - Page 101

remove any debris, ice or snow. To avoid damage to the lens, do not use sharp or abrasive instruments to clean ice, snow, or dirt off the lens. When the windshield is cleaned with the headlamps on, the camera lens area is automatically sprayed as well. Refer to page 64. > if you return to your lane > if you brake heavily > if you signal System limits The Lane Departure Warning cannot serve as a substitute for your personal judgment in determining the course of the road. If the system issues a warning, do not move the steering wheel with unnecessary severity, as otherwise you could lose control of the vehicle.< The function of the system may be limited in the following example situations: > in heavy fog, rain or snowfall > with worn-away, poorly visible demarcation lines, or lines that run together or apart or are unclear, e.g., in road construction areas > when demarcation lines are covered by snow, ice, dirt or a great deal of water > in tight curves or on narrow roads > when demarcation lines are not white > when demarcation lines are covered by objects > when driving up close behind a vehicle driving ahead > with bright oncoming light > when the windshield is fogged up, dirty or covered with stickers, vignettes, etc., in the area of the inside rearview mirror Controls Reference Mobility 99 Communications Entertainment Navigation Driving tips Lane Departure Warning* The concept This system warns you from a speed of approx. 40 mph/70 km/h when the vehicle is leaving the lane you are currently in on roads with lane limit lines. You feel this due to a slight vibration of the steering wheel. The system does not warn you if you signal before leaving the lane. It is best to use the system on well-developed roads and freeways. Switching on/off Press the button on the steering wheel. > The two lines 1 indicate that the system is activated. > The two arrows 2 mean that the system has detected one or two lane demarcation lines from a speed of approx. 40 mph/70 km/h and warns accordingly. If you activate the system below a speed of approx. 40 mph/70 km/h, a message will appear stating that the system is not active until this speed is reached. A warning will be canceled: > after approx. 3 seconds Online Edition for Part no. 01 41 2 602 678 - © 08/09 BMW AG At a glance