
Displays in the instrument clusterThe display indicates that the
Auto Start/Stop function is
ready for an Automatic engine
start.
The display indicates that the
conditions for an automatic en‐
gine stop have not been satis‐
fied.
Note The engine is not switched off automatically in
the following situations:▷External temperature too low.▷The external temperature is high and auto‐
matic climate control is running.▷The passenger compartment has not yet
been heated or cooled to the required
level.▷The engine is not yet at operating temper‐
ature.▷The wheels are at a sharp angle or the
steering wheel is being turned.▷After driving in reverse.▷Fogging of the windows when the auto‐
matic climate control is switched on.▷Vehicle battery is heavily discharged.▷The engine compartment lid is unlocked.▷HDC Hill Descent Control is activated.▷The parking assistant is activated.▷Stop-and-go traffic.▷The selector lever is in position N or M/S.▷Use of fuel with high ethanol content.
Starting the engine
The engine starts automatically under the fol‐
lowing conditions:
▷Automatic transmission:
By releasing the brake pedal.When Automatic Hold is activated: press
the accelerator pedal.▷Manual transmission:
The clutch pedal is pressed.
After the engine starts, accelerate as usual.
Safety mode
After the engine switches off automatically, it
will not start again automatically if any one of
the following conditions are met.
▷The driver's safety belt is unbuckled and
the driver's door is open.▷The hood was unlocked.
Some indicator lamps light up for varying
lengths of time.
The engine can only be started via the Start/
Stop button.
Note Even if driving away was not intended, the de‐
activated engine starts up automatically in the
following situations:
▷Excessive warming of the passenger com‐
partment when the cooling function is
switched on.▷The steering wheel is turned.▷Automatic transmission: change from se‐
lector lever position D to N, R or M/S.▷Automatic transmission: change from se‐
lector lever position P to N, D, R or M/S.▷The vehicle begins rolling.▷Fogging of the windows when the auto‐
matic climate control is switched on.▷Vehicle battery is heavily discharged.▷Excessive cooling of the passenger com‐
partment when the heating is switched on.▷Low brake vacuum pressure; this can oc‐
cur, for example, if the brake pedal is de‐
pressed a number of times in succession.Seite 66ControlsDriving66
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Activating/deactivating the system
manually
Using the button
Press the button.
▷LED comes on: Auto Start Stop function is
deactivated.
The engine is started during an automatic
engine stop.
The engine can only be stopped or started
via the Start/Stop button.▷LED goes out: Auto Start Stop function is
activated.
Switching off the vehicle during an
automatic engine stop
During an automatic engine stop, the vehicle
can be switched off permanently, e.g., when
leaving it.
1.Press the Start/Stop button. The ignition is
switched off. The Auto Start/Stop function
is deactivated.
Selector lever position P is engaged auto‐
matically.2.Set the parking brake.
Engine start as usual via Start/Stop button.
Automatic deactivation
In certain situations, the Auto Start/Stop func‐
tion is deactivated automatically for safety rea‐
sons, such as when the driver is detected to be
absent.
Malfunction
The Auto Start/Stop function no longer
switches of the engine automatically. A Check
Control message is displayed. It is possible to
continue driving. Have the system checked.
Parking brake The conceptThe parking brake is used to prevent the vehi‐
cle from rolling when it is parked.
Setting
Pull the switch.
The LED lights up.
The indicator lamp lights up red. The
parking brake is set.
Lower lamp: indicator lamp in Canadian
models
Set the parking brake and further secure
the vehicle as required
Set the parking brake firmly when parking; oth‐
erwise, the vehicle could roll. On steep upward
and downward inclines, further secure the ve‐
hicle, for example, by turning the steering
wheel in the direction of the curb. ◀
While driving
Use while driving serves as an emergency
braking function:
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▷The engine is switched off.▷A door is opened and driver's safety belt is
unbuckled while the vehicle is stationary.▷The moving vehicle is brought to a stand‐
still using the parking brake.
The indicator lamp switches from
green to red and the letters AUTO H go out.
Lower lamp: indicator lamp in Canadian
models.
Leaving the vehicle with the engine run‐
ning
Before leaving the vehicle with the engine run‐
ning, engage position P of the automatic trans‐
mission and ensure that the parking brake is
set. Otherwise, the vehicle may begin to roll.◀
Activating This function can be activated when the driv‐
er's door is closed and the safety belt is fas‐
tened, and while driving.
Press the button.
The LED and the letters AUTO H light
up.
The indicator lamp lights up.
Automatic Hold is activated.
Deactivating Press the button again.
The LED and the letters AUTO H go
out.
Automatic Hold is deactivated.
If the vehicle is being held by Automatic Hold,
press on the brake pedal to deactivate it.
When the parking brake is set manually, Auto‐
matic Hold is deactivated automatically.
Driving
Automatic Hold is activated: the vehicle is au‐
tomatically secured against rolling after brak‐
ing to a standstill.
The indicator lamp lights up green.
Press the accelerator pedal to drive off.
The brake is released automatically.
The indicator lamp goes out.
Lower lamp: indicator lamp in Canadian
models
Before driving into a car wash
Before driving into the car wash, deacti‐
vate Automatic Hold; otherwise, the parking
brake will be set when the vehicle is stationary
and the vehicle will no longer be able to roll.◀
Parking The parking brake is automatically set if the
engine is switched off while the vehicle is be‐
ing held by Automatic Hold.
The indicator lamp changes from green
to red.
The parking brake is not set if the en‐
gine is switched off while the vehicle is coasting to a halt. Automatic Hold is
deactivated.
Lower lamp: indicator lamp in Canadian mod‐
els
Automatic Hold remains activated during the
engine stop brought about by the Auto Start/
Stop function.
Take the remote control with you
Take the remote control with you when
leaving the vehicle so that children, for exam‐
ple, cannot release the parking brake.◀
Malfunction
In the event of a failure or malfunction of the
parking brake, secure the vehicle against roll‐Seite 69DrivingControls69
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Automatic transmission with
Steptronic
Selector lever positions
D Drive, automatic position Gear position for normal vehicle operation. All
forward gears are available.
R is Reverse
Select only when the vehicle is stationary.
N is Neutral
Use in automatic car washes, for example. The
vehicle can roll.
When the ignition is switched off, refer to
page 63, selector lever position P is engaged
automatically.
P Park Select only when the vehicle is stationary. The
drive wheels are blocked.
P is engaged automatically:▷After the engine is switched off when the
vehicle is in radio ready state, refer to
page 64, or when the ignition is switched
off, refer to page 63, and when position R
or D is engaged.▷With the ignition off, if selector lever posi‐
tion N is engaged.▷If the safety belt is unbuckled, the driver's
door is opened, and the brake pedal is not
pressed while the vehicle is stationary and
position D or R is engaged.
Before exiting the vehicle, make sure that se‐
lector lever position P of the automatic trans‐
mission is engaged. Otherwise, the vehicle
may begin to roll.
Kickdown Kickdown is used to achieve maximum driving
performance. Press on the accelerator pedal
beyond the resistance point at the full throttle
position.
Engaging selector lever positions▷It is not possible to shift out of selector
lever position P until the engine is running
and the brake is applied.▷With the vehicle stationary, press on the
brake pedal before shifting out of P or N;
otherwise, the shift command will not be
executed: shift lock.
Press on the brake pedal until you
start driving
To prevent the vehicle from creeping after
you select a gear, maintain pressure on the
brake pedal until you are ready to start.◀
Engaging D, R and N
Briefly push the selector lever in the desired di‐
rection, beyond a resistance point if necessary.
After releasing the selector lever, it returns to
its center position.
Press unlock button, in order to:
▷Engage R.Seite 74ControlsDriving74
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D is displayed in the instrument cluster.Shift paddles
The shift paddles on the steering wheel allow
you to shift gears quickly while keeping both
hands on the steering wheel.
If the shift paddles on the steering wheel are
used to shift gears in automatic mode, the
transmission temporarily switches to manual
mode.
If the shift paddles are not used and the vehicle
is not accelerated for a certain time, the sys‐
tem switches back into automatic mode if the
selector lever is in selector lever position D.
▷Shift up: pull right shift paddle.▷Shift down: pull left shift paddle.
Gears will only be shifted at appropriate engine
and road speeds, for example downshifting is
not possible if the engine speed is too high.
The selected gear is briefly displayed in the in‐
strument cluster, followed by the current gear.
Displays in the instrument cluster The selector lever position is dis‐
played, e.g.: P.
Sport automatic transmission: Launch
Control
The concept
Launch Control enables optimum acceleration
on surfaces with good traction.
Hints
Component wear
Do not use Launch Control too often;
otherwise, this may result in premature wear of
components due to the high stress placed on
the vehicle.◀
Did not use Launch Control during the break-
in, refer to page 186, period.
To increase vehicle stability, activate DSC
again as soon as possible.
An experienced driver may be able to achieve better acceleration values in DSC OFF mode.
Requirements
Launch Control is available when the engine is
warmed up, that is, after uninterrupted driving
of at least 6 miles/10 km.
To start with Launch Control do not steer the
steering wheel.
Start with launch controlWhile the engine is running:1. Press button or select with the
Driving Dynamics Control Sport+.
TRACTION is displayed in the instrument
cluster and the indicator lamp for DSC OFF
lights up.2.Engage gear S.3.With the left foot, forcefully press down on
the brake.4.Press and hold down the accelerator pedal
beyond the resistance point at the full
throttle position.
A flag symbol appears in the instrument
cluster.5.The starting engine speed adjusts. Within
3 seconds, release the brake.
Before using Launch Control, allow the trans‐
mission to cool down for approx. 5 minutes.
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▷Current engine speed is displayed in the
tachometer.▷Arrow 1: successive yellow illuminated
fields indicate an increase in the speed.▷Arrow 2: successive orange illuminated
fields indicate the upcoming upshift mo‐
ment.▷Arrow 3: fields are illuminated in red. Do
not wait any further to shift.
When the maximum possible speed is
reached, the entire display flashes. When the
maximum speed is exceeded, the supply of
fuel is interrupted in order to protect the en‐
gine. Speeds in this range must be avoided.
Check Control
The concept The Check Control system monitors functions
in the vehicle and notifies you of malfunctions
in the monitored systems.
A Check Control message is displayed as a
combination of indicator or warning lamps and
text messages in the instrument cluster and in
the Head-up Display.
In addition, an acoustic signal may be output and a text message may appear on the ControlDisplay.
Indicator/warning lamps The indicator and warning lamps in the instru‐
ment cluster can light up in a variety of combi‐
nations and colors.
Several of the lamps are checked for proper
functioning and light up temporarily when the
engine is started or the ignition is switched on.
Overview: indicator/warning lampsSymbolFunction or systemTurn signal.Parking brake.In Canadian models
Parking brake.Automatic hold.Front fog lamps.High beams.High-beam Assistant.Parking lamps, headlamp control.Active Cruise Control.Vehicle detection, Active Cruise
Control: collision warning.Pedestrian warning.Cruise control.Lane departure warning.DSC Dynamic Stability Control.Seite 85DisplaysControls85
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When the arrow view in the Head-up Dis‐
play is inactive.▷ECO PRO bonus range.
Adjusting the info display
You can select what information from the on‐
board computer is to be displayed on the info
display of the instrument cluster.
1."Settings"2."Instr. cluster display"3.Select the desired displays.
Information in detail
Range
Displays the estimated cruising range available
with the remaining fuel.
It is calculated based on your driving style over
the last 20 miles/30 km.
If there is only enough fuel left for less than
45 miles/80 km, the color of the display
changes.
Average fuel consumption
The average fuel consumption is calculated for
the period during which the engine is running.
The average fuel consumption is calculated for
the distance traveled since the last reset by the
onboard computer.
Average speed
Periods in which the vehicle is parked with the
engine manually stopped do not enter into the
calculation of the average speed.
Resetting average values Press and hold the computer button on the
turn signal lever.
Distance to destination The distance remaining to the destination is
displayed if a destination is entered in the navi‐
gation system before the trip is started.
The distance to the destination is adopted au‐
tomatically.
Time of arrival The estimated time of arrival is
displayed if a destination is en‐
tered in the navigation system
before the trip is started.
The time must be correctly set.
Speed limit detection Description of the speed limit detection, refer
to page 90, function.
Trip computer The vehicle features two types of computer.▷"Onboard info": the values can be reset as
often as necessary.▷"Trip computer": the values provide an
overview of the current trip.
Resetting the trip computer
1."Vehicle Info"2."Trip computer"3."Reset": all values are reset.
"Automatically reset": all values are reset
approx. 4 hours after the vehicle comes to
a standstill.
Display on the Control Display
Display the onboard computer or trip computer
on the Control Display.
1."Vehicle Info"2."Onboard info" or "Trip computer"
Resetting the fuel consumption or
speed
1."Vehicle Info"2."Onboard info"3."Consumpt." or "Speed"4."Yes"Seite 93DisplaysControls93
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LampsVehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equip‐
ment is also described that is not available in a
vehicle, e. g., because of the selected optional
equipment or country variant. This also applies
for safety-related functions and systems.
At a glance1Rear fog lamps2Front fog lamps3Automatic headlamp control, Adaptive
Light Control, High-beam Assistant, Wel‐
come lamps, Daytime running lights4Lamps off, daytime running lights5Parking lamps, daytime running lights6Low beams, welcome lamps, High-beam
Assistant7Instrument lighting
Parking lamps/low beams,
headlamp control
General information Switch position: 0,
,
If the driver door is opened with the ignition
switched off, the exterior lighting is automati‐
cally switched off at these switch settings.
Parking lamps
Switch position
: the vehicle lamps light
up on all sides, e.g., for parking.
Do not use the parking lamps for extended pe‐
riods; otherwise, the vehicle battery may be‐
come discharged and it would then be impos‐
sible to start the engine.
When parking, it is preferable to switch on the
one-sided roadside parking lamps, refer to
page 99.
Low beams Switch position
with the ignition switched
on: the low beams light up.
Welcome lamps When parking the vehicle, leave the switch in
position
or : the parking and interior
lamps light up briefly when the vehicle is un‐
locked.
Activating/deactivating
1."Settings"2."Lighting"3."Welcome lights"
The setting is stored for the remote control
currently in use.
Headlamp courtesy delay feature
The low beams stay lit for a short while after
the ignition is switched off, if the lamps are
switched off and the headlamp flasher is
switched on.
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