Mercedes-Benz E-Class 2011 Owner's Manual page 224

Active Lane Keeping Assist does not detect
road and traffic conditions. An inappropriate
brake application may be interrupted at any
time if:
you steer slightly in the opposite direction.
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you use a turn signal.
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you clearly brake or accelerate.
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A lane-correcting brake application is inter-
rupted automatically if:
a driving safety system intervenes, such as
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® ®
ESP , PRE-SAFE Brake or Active Blind
Spot Assist.
lane markings can no longer be recognised.
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Activating Active Lane Keeping Assist
Example: vehicles featuring automatic transmis-
sion with a DIRECT SELECT lever
Activate Active Lane Keeping Assist using
X
the on-board computer (
Symbol : appears in the multifunction
display.
If you drive at speeds above 60 km/h and
lane markings are detected, symbol : is
highlighted. Active Lane Keeping Assist is
ready for use.
Trailer towing
If you attach a trailer, make sure that you have
correctly established the electrical connec-
tion. This can be accomplished by checking
the trailer lighting.
page 242).
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Towing a trailer
Notes on towing a trailer
Important safety notes
G
WARNING
When reversing the vehicle towards the
trailer, make sure there is nobody between
the trailer and the vehicle.
Couple and uncouple the trailer carefully. If
you do not couple the trailer to the towing
vehicle correctly, the trailer could become
detached.
Make sure that the following values are not
exceeded:
the permissible trailer drawbar noseweight
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the permissible trailer load
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the permissible rear axle load of the towing
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vehicle
the maximum permissible gross vehicle
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weight of both the towing vehicle and the
trailer
You will find the applicable permissible val-
ues, which must not be exceeded, in the vehi-
cle documents.
You will find the values approved by the man-
ufacturer on the vehicle identification plates
and those for the towing vehicle in the "Tech-
nical data" section.
G
WARNING
If the Check trailer hitch locking
mechanism message appears in the multi-
function display while the vehicle is in motion,
pull over immediately and check whether the
ball coupling is correctly engaged.
G WARNING
When towing a trailer, your vehicle's handling
characteristics will be different in comparison
to when driving without a trailer.
Towing a trailer
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