Driving sys
tems 14
6 Always pay attention to traffic conditions
even when cruise control is activated
.
Cruise control is only an aid designed to
assist driving. You are responsible for th e
vehicle's speed and for braking in good
time. G
Risk of accident
Do not use cruise control :
R in road and traffic conditions which do
not allow you to maintain a constant
speed (e.g. heavy traffic or windin g
roads). You could otherwise cause an
accident.
R on slippery roads. Braking or accelerat-
ing could cause the drive wheels to lose
traction and the vehicle could then skid.
R when there is poor visibility, e.g. due to
fog, heavy rain or snow
Cruise control display in speedometer
(vehicles with 12-button luxury multi-
function steering wheel* )When cruise control is activated, the seg-
ments light up in the multi-function display
from the set speed to the maximum speed. 1
Segments
Cruise control leve r You can operate cruise control and variable
Speedtronic with the cruise control lever
.
The LIM indicator lamp on the cruise control
lever indicates which system you have selec-
ted:
R LIM indicator lamp off:
Cruise control is selected
R LIM indicator lamp lit:
Variable Speedtronic is selected 1
To store the current speed or a higher
speed
2 LIM indicator lamp
3 To select the current or last stored speed
4 To store the current speed or a lower
speed
5 To switch between cruise control and var-
iable Speedtronic
6 To deactivate cruise control
When cruise control is activated, the stored
speed is displayed in the multi-function dis-
play for five seconds. In vehicles with the 4-
button multi-function steering wheel, the
stored speed is then permanently displayed
in the status indicator together with the
Ñ symbol. Controls
* optional
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Driving sys
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8
Making adjustments in 1 km/h incre-
ments X
Briefly press the cruise control lever up to
pressure point 1for a higher speed or
down 4for a lower speed.
The last speed stored is increased or
reduced.
Making adjustments in 10 km/h incre-
ments X
Briefly press the cruise control lever up
beyond pressure point 1for a higher
speed or down 4for a lower speed.
The last speed stored is increased or
reduced.
Deactivating cruise control There are several ways to deactivate cruis
e
control :
X Briefly press the cruise control lever for-
wards 6.
or
X Brake .
or X
Briefly press the cruise control lever in the
direction of arrow 5.
Variable Speedtronic is selected. LIM indi-
cator lamp 2in the cruise control lever
lights up.
Cruise control is automatically deactivated if:
R you depress the parking brak e
R you are driving at less than 30 km/h
R ESP ®
(Y page 68) is intervening or if you
deactivate ESP ®
R with a vehicle with manual transmission ,
you change into neutral or if the clutch is
depressed for longer than 6 seconds
R you move the selector lever to Nin vehicles
with automatic transmission* while drivin g
If cruise control is deactivated, you will hear
a warning tone. You see the Cruise control
off message in the multi-function display for
approximately five seconds.
i The last speed stored is cleared when you
switch off the engine. Speedtronic*
Speedtronic brakes automatically so that you
do not exceed the set speed. On long and
steep downhill gradients, especially if the
vehicle is laden or towing a trailer, you must
shift to a lower gear in good time or select
shift range 1,2 or 3in vehicles with automatic
transmission*. In this way you will make use
of the braking effect of the engine, which
relieves the load on the brake system and
prevents the brakes from overheating and
wearing too quickly. If you need additional
braking, depress the brake pedal repeatedly
rather than continuously. G
Risk of accident
Never depress the brake pedal continu -
ously while the vehicle is in motion, e.g.
never cause the brakes to rub by applying
constant slight pedal pressure. This causes
the brake system to overheat, increases
the braking distance and can lead to the
brakes failing completely. G
Risk of accident
Do not change down for additional engine
braking on a slippery road surface. Thi s
could cause the drive wheels to lose thei r
grip and the vehicle could skid. Controls
* optional
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Driving sys
tems 15
0
Storing the current speed You can use the cruise control lever to restrict
the speed to any speed above 30 km/h whil e
the engine is running .
X Press the cruise control lever briefly to the
pressure point, either upwards 1or down-
wards 4.
The current speed is stored. For five sec-
onds, the multi-function display shows the
stored speed, e.g. Limit 100 km/h.
Vehicles with the 4-button multi-function
steering wheel: the stored speed is perma-
nently displayed in the status indicator, e.g.
LIM 100 km/h.
Vehicles with a 12-button luxury multi-
function steering wheel*: the segments
from the start of the scale up to the stored
speed light up in the speedometer.
Selecting the current or last stored
speed X
Pull the cruise control lever briefly towards
you 3. Making adjustments in 1 km/h incre-
ments X
Briefly press the cruise control lever up to
pressure point 1for a higher speed or
down 4for a lower speed.
or
X Keep the cruise control lever pressed to the
pressure point until the desired speed is
set. Press the cruise control lever up 1for
a higher speed or down 4for a lower
speed.
Making adjustments in 10 km/h incre-
ments X
Briefly press the cruise control lever
beyond pressure point 1for a higher
speed or down 4for a lower speed.
or
X Keep the cruise control lever pressed
beyond the pressure point until the desired
speed is set. Press the cruise control lever
up 1 for a higher speed or down 4for a
lower speed. Deactivating variable Speedtronic There are several ways to deactivate variable
Speedtronic
:
X Briefly press the cruise control lever for-
wards 6.
or
X Briefly press the cruise control lever in the
direction of arrow 5.
LIM indicator lamp 2in the cruise control
lever goes out. Variable Speedtronic is
deactivated.
Cruise control* is selected.
Variable Speedtronic is automatically deacti-
vated if you depress the accelerator pedal
beyond the pressure point (kickdown) and
your current speed does not differ by mor e
than 20 km/h from the stored speed. You will
hear a warning tone if this is the case. G
Risk of accident
It is not possible to deactivate variabl e
Speedtronic by braking.
i The last speed stored is cleared when you
switch off the engine. Controls
* optional
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Driving sys
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1
Permanent Speedtronic (vehicles with
a
12-button luxury multi-function steer-
ing wheel*) i
Permanent Speedtronic is only availabl e
for certain countries.
You can use the on-board computer to limi t
the speed permanently to a value between
160 km/h (e.g. for driving with winter tyres )
and the maximum speed.
Shortly before the stored speed is reached, it
is displayed in the multi-function display.
You cannot exceed the stored limit speed,
even if you depress the accelerator pedal
beyond the pressure point (kickdown).
Setting permanent Speedtronic
X Press (or& to highlight the Set-
tings menu and select with #.
X Press %or$ to highlight the Vehi-
cle submenu and select with #.
X Press %or$ to select the Limit
speed (winter tyres) function.
You can see the current setting .
X To change this, press #. X
Press %or$ to select the desired
setting .
The following settings can be selected:
R Off
Permanent Speedtronic is deactivated.
R A limit speed between 230 km/hand
160 km/ hin increments of 10 km/h
X Press #to save the entry . Hill start assis
t
Hill start assist helps you when pulling away
on uphill gradients. It causes the vehicle to be
held for a short time after you have removed
your foot from the brake pedal. This allow s
you enough time to move your foot from th e
brake pedal to the accelerator pedal and pull
away without the vehicle rolling backwards. G
Risk of accident
Never leave the vehicle if it is being braked
by the hill start assist function. After around
one second the hill start assist function will
no longer brake your vehicle and it can rol l
away.
X Depress the brake pedal.
X Make sure that:
R
a forward or reverse gear is engaged on
vehicles with manual transmission
R either Dor Ris selected on vehicles with
automatic transmission *
X When pulling away, also make sure that :
R in vehicles with manual transmission you
slowly release the clutch pedal, take your Controls
* optional
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Driving sys
tems 15
2foot off the brake pedal and carefully
depress the accelerator pedal
R in vehicles with automatic transmis-
sion* you take your foot off the brak e
pedal and carefully depress the acceler -
ator pedal
i Once you have taken your foot off the
brake pedal, the vehicle is held for around
one second.
Hill start assist does not function:
R if you are pulling away on a level surface or
a downhill gradien t
R in vehicles with automatic transmission *if
the gear selector lever is in the Nposition
R if the vehicle is secured with the parking
brak e
R if ES P®
is defectiv e ADVANCED AGILITY package with
sports mode*
The most important part of the ADVANCE D
AGILITY package with sports mode is the
adjustable suspension system. This automat-
ically controls and adapts the suspension to
the respective driving situation.
The calibration of the suspension depends
on:
R your driving style
R the road surface conditions
R your individual selection; see also the fol-
lowing description
If your vehicle is equipped with automati c
transmission*, the ADVANCED AGILITY pack-
age with sports mode also includes steering-
wheel gearshift paddles* with a manua l
gearshift program* (Y page 121). 1
Indicator lamp
2 Button
X Start the engine.
Sports tuning The heightened tension of the suspensio
n
tuning in sports mode ensures even better
contact with the road. Select this mode when
employing a sporty driving style, e. g. on wind-
ing secondary roads .
Your selection remains stored until you
switch off the engine.
X Press button 2.
Indicator lamp 1lights up. Sports suspen -
sion tuning is selected. Depending on the
engine, the accelerator pedal is more
responsive. On vehicles with automatic Controls
* optional
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Air vent
s 156 Air vents
Air vents
1
Thumbwheel for centre air vent, left
2 Centre air vent, left
3 Centre air vent, right
4 Thumbwheel for centre air vent, right
5 Side window demister vent, right
6 Side air vent, right
7 Thumbwheel for side air vent, right 8
Control panel (Thermatic or
Thermotronic* )
9 Side air vent, left
a Thumbwheel for side air vent
b Side window demister vent, left G
Risk of injury
Very hot or very cold air can flow from the
air vents. This could cause burns or frost-
bite to bare skin in the immediate vicinity
of the vents. Keep bare skin away from
these air outlets. If necessary, use the ai rCont
rols
* optional
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Air vent
s 157distribution controller to direct the airflow
away to a different area of the vehicle inte-
rior.
Please observe the following notes to ensur e
that the air can flow freely through the ai r
vents:
R Keep the air inlet on the bonnet free of
blockage, such as ice or snow, to guarantee
the supply of fresh air into the vehicle inte-
rior.
R Never cover the vents or air inlet and outlet
grilles in the vehicle interior. Opening/closing the air vents
i Position the sliders for the centre air
vents in the central position to provide vir-
tually draught-free ventilation.
Centre air vents X
To open or close: turn thumbwheels1
and 4upwards or downwards .
Centre air vents 2and 3are opened or
closed. Side air vent
s X
To open or close: turn thumbwheels7
and aupwards or downwards .
Centre air vents 6and 9are opened or
closed.
Rear-compartment air vent s Rear-compartment air vents
*
1 Thumbwheel for rear-compartment air
vents
2 Rear-compartment air vent, right
3 Rear-compartment air vent, lef t
X To open or close: turn thumbwheel1
upwards or downwards . Cont
rols
* optional
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Thermatic
16
1
X
To activate :press the Ubutton.
The indicator lamp in the button is lit. Air-
flow and air distribution are set to auto-
matic mode.
X To deactivate: press theUbutton.
The indicator lamp in the Ubutton is off.
Automatic air distribution and airflow are
deactivated. Setting the temperatur
e
Different temperatures can be set for the
driver's and front-passenger sides.
X To increase or reduce the airflow: turn
thumbwheels 1and 6clockwise or anti -
clockwise. Only change the temperature
setting in small increments. Start at 22 °C .
i If you turn the temperature thumbwheel
on one side of the vehicle fully to the right
or left, you will increase or reduce the tem-
perature on the other side of the vehicle at
the same time. Setting the air distribution manually
You can also direct the airflow manually for
the entire vehicle .
The symbols for the air distribution have the
following meanings: Symbol Meaning
{
Directs the airflow through the
demister vents to the wind-
screen and side windows
a
Directs the airflow through the
centre and side air vents
Y
Directs the airflow into the front
and rear footwell
s i
You can also set combinations of air dis-
tribution positions .
X Press the Zbutton repeatedly until the
desired setting appears in the display.
The indicator lamp in the Ubutton goes
off. The automatic control is deactivated
and the air distribution is controlled
according to the selected setting. Setting the airflow manually
You can also set the airflow manually for the
entire vehicle.
X To increase/reduce: press theQor
the Ï button.
The airflow level set is shown in display
b . The indicator lamp in the Ubutton
goes out. Automatic air distribution
remains activated. Mono function
You can use the mono function to adopt the
settings configured for temperature and air
distribution on the driver's side for the front-
passenger side.
X To activate :press the zbutton.
The indicator lamp in the zbutton lights
up.
X To deactivate: press thezbutton.
The indicator lamp in the zbutton goes
out. Controls
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