Driving systems
The red distance
warning lamp lights up
while the vehicle is in
motion. A warning tone
also sounds.
Risk of accident
The warning is issued if you approach a stationary vehicle or a
vehicle driving ahead of you at too high a speed.
•► Be prepared to brake immediately.
•► Pay careful attention to the traffic situation. You may have to brake or take evasive action.
More information about DISTRONIC PLUS and PRE-SAFE® Brake
See also:
Selecting the unit of measurement for
distance
The Display Unit Speed-/Odometer:
function allows you to choose whether
certain displays appear in kilometers or miles.
The selected unit of measurement for distance applies to:
• the analog s ...
Important safety notes
DISTRONIC PLUS regulates the speed and
automatically helps you maintain the
distance to the vehicle detected in front. It
brakes automatically in order to avoid
exceeding the set speed.
On lo ...
Trailer towing
When towing a trailer and driving downhill, shift to the lower gear if
the automatic transmission constantly shifts between two gears.
Engaging a lower gear and reducing the speed reduces the ...