R
The distance to the vehicle in front is too short
and thus the lane markings cannot be detec-
ted.
R
The lane markings change quickly, e.g. lanes
branch off, cross one another or merge.
R
The roadway is very narrow and winding.
Activating/deactivating Lane Keeping Assist or
Multimedia system:
4
©
5
Settings
5
Assistance
#
Select
Lane Keeping Assist
or
Active Lane
Keeping Assist
.
#
Activate or deactivate the function.
#
Select
Warning
and activate or deactivate.
Function of ADR (working speed control)
When activated, ADR automatically increases the
engine speed to a preset speed or a speed you
have set.
%
After a cold start, the idle speed of the engine
is increased automatically. If the preset work-
ing speed is lower than the increased idle
speed, the working speed is only reached
once the engine has completed the warm-up
phase.
It is only possible to activate ADR with the
vehicle stationary and the parking brake
applied.
On vehicles with automatic transmission, the
selector lever must be in position
j
.
#
To activate: press switch
1
while the vehicle
is running.
The message
Working Speed Governor Active
appears in the instrument cluster.
#
To deactivate: press switch
2
while the vehi-
cle is running.
ADR will deactivate automatically in the following
situations:
R
You release the parking brake.
R
You depress the brake pedal.
R
The vehicle moves.
R
The control unit detects a malfunction.
#
Engage power take-off or activate ADR.
#
To increase: press switch
1
.
#
To reduce: press switch
2
.
&
WARNING Risk of accident and injury if
the tongue weight is exceeded
The carrier system may detach from the vehi-
cle, thereby endangering other road users.
#
Always comply with the permissible
tongue weight when using a carrier.
&
WARNING Risk of accident due to unsuita-
ble ball neck
If you install an unsuitable ball neck, the trailer
hitch and the rear axle may be overloaded.
Driving and parking 167