Mercedes-Benz E-Class Sedan 2012 Operator's Manual page 184

Driving systems
182
The DISTRONIC PLUS braking effect is
canceled and the vehicle can start moving if:
DISTRONIC PLUS is deactivated using the
R
cruise control lever.
you accelerate.
R
there is a malfunction in the system or an
R
interruption in the power supply, e.g.
battery failure.
the electrical system in the engine
R
compartment, the battery or the fuses are
tampered with.
the battery is disconnected.
R
If you wish to leave the vehicle or park it,
deactivate DISTRONIC PLUS and secure the
vehicle against rolling away.
If DISTRONIC PLUS detects that the vehicle
in front is stopping, it brakes your vehicle until
it is stationary.
Once your vehicle is stationary, it remains
stationary and you do not need to depress the
brake.
i Depending on the specified minimum
distance, your vehicle will come to a
standstill at a sufficient distance behind the
vehicle in front. The specified minimum
distance is set using the control on the
cruise control lever.
When DISTRONIC PLUS is activated, the
transmission is shifted automatically to
position P if:
the driver's door is open and the driver's
R
seat belt is unfastened.
the engine is switched off.
R
the hood is opened.
R
a system malfunction occurs.
R
the power supply is not sufficient.
R
Setting a speed
G
WARNING
Keep in mind that it may take a brief moment
until the vehicle has made the necessary
adjustments.
Increase or decrease the set vehicle speed to
a value that the prevailing road conditions and
legal speed limits permit. Otherwise, sudden
and unexpected acceleration or deceleration
of the vehicle could cause an accident and/
or serious injury to you and others.
X
Press the cruise control lever up : for a
higher speed or down ; for a lower speed.
X
Keep the cruise control lever pressed until
the desired speed is reached.
X
Release the cruise control lever.
The new speed is stored. DISTRONIC PLUS
is activated and adjusts the vehicle's speed
to the new speed stored.
Making adjustments in 1 mph (Canada:
1 km/h) increments
X
Briefly press the cruise control lever to the
pressure point, up : for a higher speed or
down ; for a lower speed.
The last speed stored is increased or
reduced.
Making adjustments in 5 mph (Canada:
10 km/h) increments
X
Briefly press the cruise control lever
beyond the pressure point, up : for a
higher speed or down ; for a lower speed.
The last speed stored is increased or
reduced.
Storing the current speed or calling up
a stored speed
G
WARNING
The set speed stored in memory should only
be set again if prevailing road conditions and
legal speed limits permit. Possible
acceleration or deceleration differences
arising from returning to the preset speed
could cause an accident and/or serious injury
to you and others.