Engine stop
Hints Take the remote control with youTake the remote control with you when
leaving the vehicle so that children, for exam‐
ple, cannot start the engine.◀
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. ◀
Before driving into a car wash
In order for the vehicle to be able to roll into a
car wash, pay attention to the information re‐
garding Washing in automatic car washes, re‐
fer to page 246.
Automatic transmission
Switching off the engine1.Engage selector lever position P with the
vehicle stopped.2.Press the Start/Stop button.
The engine is switched off.
The radio ready state is switched on.3.Set the parking brake.
Manual transmission
Switching off the engine
1.With the vehicle at a standstill, press the
Start/Stop button.2.Shift into first gear or reverse.3.Set the parking brake.Automatic Engine Start/Stop
Function
The concept The Auto Start/Stop function helps save fuel.
The system switches off the engine during a
stop, e.g., in traffic congestion or at traffic
lights. The ignition remains switched on. The
engine starts again automatically for driving
off.
Automatic mode
After every start of the engine using the Start/
Stop button, the Auto Start/Stop function is in
the last selected state, refer to page 67.
When the Auto Start Stop function is active, it
is available when the vehicle is traveling faster
than about 3 mph, approx. 5 km/h.
Engine stop
The engine is switched off automatically dur‐
ing a stop under the following conditions:
Automatic transmission:▷The selector lever is in selector lever posi‐
tion D.▷The brake pedal remains pressed while the
vehicle is stationary or the vehicle is held
by Automatic Hold.▷The driver's safety belt is buckled or the
driver's door is closed.
Manual transmission:
▷Neutral is engaged and the clutch pedal is
not pressed.▷The driver's safety belt is buckled or the
driver's door is closed.
The air flow of the air conditioner is reduced
when the engine is switched off.
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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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ing using a wheel chock, for example, when
leaving it.
After a power failure Only put the parking brake into operation
after a power failure
The parking brake should only be put into op‐
eration again if it was manually released due to
an interruption in the supply of electrical
power. Otherwise, it cannot be ensured that
the parking brake will function properly.◀
Putting the parking brake into
operation1.Switch on the ignition.2. Press the switch while the brake is
depressed or selector lever position P is
engaged.
It may take several seconds for the brake to be
put into operation. Any sounds associated with
this are normal.
The indicator lamp in the instrument
cluster goes out as soon as the parking
brake is ready for operation.
Lower lamp: indicator lamp in Canadian
models.
Turn signal, high beams, headlamp flasher
Turn signal Do not fold in the exterior mirrors
Do not fold in the exterior mirror while
driving and when the turn signals/warning
flashers are working, or else the additional
flasher lights in the exterior mirror will no lon‐
ger be in the prescribed position and will be
difficult to see.◀
Using turn signals
Press the lever beyond the resistance point.
To switch off manually, press the lever to the
resistance point.
Unusually rapid flashing of the indicator lamp
indicates that a turn signal bulb has failed.
Triple turn signal activation Press the lever to the resistance point.
The turn signal flashes three times.
The function can be activated or deactivated:
1."Settings"2."Lighting"3."Triple turn signal"
The setting is stored for the remote control
currently in use.
Signaling briefly
Press the lever to the resistance point and hold
it there for as long as you want the turn signal
to flash.
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Activating/deactivating
Press the button on the wiper lever.
The LED in the wiper lever lights up and a wip‐
ing operation is started. If there is frost, wiper
operation is not started.
Deactivate the rain sensor in car washes
Deactivate the rain sensor when passing
through an automatic car wash; otherwise,
damage could be caused by undesired wiper
activation.◀
Rain sensor, sensitivity
Turn the thumbwheel.
Clean the windshield, headlamps
Pull the wiper lever.
The system sprays washer fluid on the wind‐
shield and activates the wipers briefly.
In addition, the headlamps are cleaned at regu‐
lar intervals when the vehicle lights are
switched on.
Do not use the washer system at freezing
temperatures
Do not use the washers if there is any danger
that the fluid will freeze on the windshield; oth‐
erwise, your vision could be obscured. For this
reason, use antifreeze.
Avoid using the washer when the reservoir is
empty; otherwise, you could damage the
pump.◀
Windshield washer nozzles
The windshield washer nozzles are automati‐
cally heated while the ignition is switched on.
Fold-out position of the wipers Required when changing the wiper blades or
under frosty conditions, for example.
1.Switch the ignition on and off again.2.Under frosty conditions, ensure that the
wiper blades are not frozen onto the wind‐
shield.3.Press the wiper lever up beyond the point
of resistance and hold it for approx. 3 sec‐
onds, until the wiper remains in a nearly
vertical position.Seite 72ControlsDriving72
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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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If speed limit detection is switched on, it can
be displayed on the info display in the instru‐
ment cluster via the onboard computer.
No Passing Information is displayed together
with the activated speed limit information.
Display The following is displayed in the instrument
cluster.
Speed limit detection Current speed limit.
Speed limit detection is not
available.
Speed limit detection can also be displayed in
the Head-up Display.
No Passing Information▷Start of No Passing zone.▷End of No Passing zone.▷No Passing Information not
available.
No Passing Information can also be displayed
in the Head-up Display.
System limits
The system may not be fully functional and
may provide incorrect information in the fol‐ lowing situations:
▷In heavy fog, rain or snowfall.▷When signs are concealed by objects.▷When driving very close to the vehicle in
front of you.▷When driving toward bright lights.▷When the windshield behind the interior
rearview mirror is fogged over, dirty or cov‐
ered by a sticker, etc.▷In the event of incorrect detection by the
camera.▷If the speed limits stored in the navigation
system are incorrect.▷In areas not covered by the navigation sys‐
tem.▷When roads differ from the navigation,
such as due to changes in the road net‐
work.▷When passing buses or trucks with a
speed sticker.▷If the traffic signs are non-conforming.▷During calibration of the camera immedi‐
ately after vehicle shipment.
Selection lists in the
instrument cluster
The concept Depending on the equipment version, the fol‐
lowing can be displayed or operated using the
buttons and the thumbwheel on the steering
wheel and the displays in the instrument clus‐
ter and the Head-up Display:
▷Current audio source.▷Redial on telephone.▷Activation of the voice activation system.Seite 91DisplaysControls91
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