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242 Driving mode
or
To adjust in 5 km/h increments: press and
#
hold the q or Ñ button until the
desired speed is shown in the on-board com‐
puter.
%
By setting the speed tolerance, you define by
how much the set speed may be exceeded
(
page 244).
/
Setting a specified distance to the vehicle in
front
The specified distance for the distance control
assistant can be set to five levels. If you restart
the engine, the average specified distance is
available for selection.
Make sure that you maintain the minimum dis‐
tance to the vehicle in front as required by law.
Adjust the specified distance to the vehicle in
front if necessary.
Press the Z button to open the specified
#
distance display in the Instrument Display.
Swipe button
1
to change the specified dis‐
#
tance:
Swipe bottom to top to increase the
R
specified distance.
Swipe top to bottom to reduce the speci‐
R
fied distance.
The bar display shows the specified distance
you have selected.
Overtaking
It is possible to exceed the set speed, e.g. when
overtaking:
Maintain a sufficient distance to the vehicle
#
in front.
Depress the accelerator pedal.
#
When the overtaking manoeuvre is finished,
#
release the accelerator pedal again.
The distance control assistant adjusts the
speed to the set speed.
%
Observe the notes on particular driving situa‐
tions under "Active Brake Assist"
(
page 248).
/
Deactivating
The speed remains stored if you deactivate the
distance control assistant.
Press the o button.
#
or
When the distance control assistant acceler‐
#
ates the vehicle, depress the brake pedal.
The on-board computer shows the É sym‐
bol and the set speed in grey.
or
Select the limiter with the I button.
#
The on-board computer shows the È sym‐
bol in grey.
or
Select cruise control with the I button
#
(
page 237).
/
The on-board computer shows the é sym‐
bol and the set speed in white. Cruise control
is activated.
Observe the conditions that lead to automatic
deactivation of the distance control assistant.
PPC (Predictive Powertrain Control)
Overview of PPC (Predictive Powertrain Con‐
trol)
& WARNING Risk of accident despite
route-based speed adjustment
Route-based speed adjustment might mal‐
function or be temporarily unavailable in the
following situations:
If the driver does not follow the calculated
R
route
If map data is not up to date or available
R
In the event of roadworks
R
In bad weather or road conditions
R
If the accelerator pedal is depressed
R
In the event of electronically displayed
R
speed limitations
Adjust the speed to the traffic situation.
#
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