7LampsFront fog lamps 98Parking lamps 95Low beams 95Automatic headlamp con‐
trol 96
Daytime running lights 96
Adaptive Light Control 96
High-beam Assistant 97Instrument lighting 988Steering column stalk, leftTurn signal 73High beams, head‐
lamp flasher 73High-beam Assistant 97Roadside parking lamps 96Computer 919Steering wheel buttons, leftStore speed 143, 135Resume speed 144, 136Cruise control on/off, inter‐
rupt 143, 134Reducing distance 133Increasing distance 133Congestion Assistant ON/OFF,
Pause 139Congestion Assistant: setting
cruise control distance 133Cruise control rocker switch 144 13510Instrument cluster 7911Steering wheel buttons, rightEntertainment sourceVolumeVoice activation 23Telephone, see user's manual for
Navigation, Entertainment and
Communication
Thumbwheel for selection lists 90
12Steering column stalk, rightWindshield wipers 74Rain sensor 75Clean the windshields and head‐
lamps 7413Start/stop the engine and switch
the ignition on/off 67Auto Start/Stop function 6814Horn15Steering wheel heating 61Seite 13CockpitAt a glance13
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3.Remove the cover of the battery compart‐
ment; see arrow 2.4.Insert a battery of the same type with the
positive side facing upwards.5.Press the cover closed.
Take the used battery to a recycling
center or to your service center.
New remote controls You can obtain new remote controls from your
service center.
Loss of the remote controls Lost remote controls can be blocked by your
service center.
Emergency detection of remote
control
It is possible to switch on the ignition or start
the engine in situations such as the following:
▷Interference of radio transmission to re‐
mote control by external sources.▷Discharged battery in the remote control.▷Interference of radio transmission by mo‐
bile devices in close proximity to the re‐
mote control.▷Interference of radio transmission by
charger while charging items such as mo‐
bile devices in the vehicle.
A Check Control message is displayed if an at‐
tempt is made to switch on the ignition or start
the engine.
Starting the engine with emergency
detection of the remote control
If a corresponding Check Control message ap‐
pears, hold the remote control vertically
against the marked area on the steering col‐
umn and press the Start/Stop button within
10 seconds while pressing the brake.
Personal Profile The conceptYou can set several of your vehicle's functions
to suit your personal needs and preferences.
▷The settings are automatically saved in the
profile currently activated.▷The remote control used is detected when
the vehicle is unlocked and the stored pro‐
file is called up.▷Your personal settings will be recognized
and called up again even if the vehicle has
been used in the meantime by someone
else with another remote control.
The individual settings are stored for three
Personal Profiles and one guest profile.
Transmitting the settings
Your personal settings can be taken with you
to another vehicle equipped with the Personal
Profile function. For more information, contact
your service center.
Transmission takes place via:
▷The USB interface in the center armrest
onto a USB device.Seite 31Opening and closingControls31
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▷The engine can only be started if the re‐
mote control is inside the vehicle.
Comparison with ordinary remote
control
The functions can be controlled by pressing the buttons of the remote control or Comfort
Access.
Unlocking
Fully grasp a door handle, arrow 1.
This corresponds to pressing the
button
on the remote control.
Locking
Press the area on the door handle, arrow 2,
with your finger for approx. 1 second.
This corresponds to pressing the
button
on the remote control.
To save battery power, ensure that the ignition
and all electronic systems and/or power con‐
sumers are switched off before locking the ve‐
hicle.
Convenient closing
Press the area on the door handle, arrow 2,
with the finger and hold it down.
In addition to locking, the windows and the
glass sunroof are closed.
Monitor the closing process
Monitor the closing process to ensure
that no one becomes trapped.◀
Unlocking the trunk lid separately
Press the button on the exterior of the trunk
lid, refer to page 36.
This corresponds to pressing the
but‐
ton on the remote control.
Do not place the remote control in the
cargo area
Take the remote control with you and do not
leave it in the cargo area; otherwise, the re‐
mote control is locked inside the vehicle when
the trunk lid is closed.◀
Opening/closing trunk lid with no-
touch activation
With Comfort Access, the trunk lid can be opened or closed with no-touch activation us‐
ing the remote control you are carrying.
A sensor detects a directed foot motion in the
center of the area at the rear of the car and the trunk lid opens.
Foot movement to be carried out Do not touch vehicle
With the foot motion, make sure there is
steady stance and do not touch the vehicle;
otherwise, there is a danger of injury, e. g. from
hot exhaust system parts.◀
1.Position in the center behind the vehicle.Seite 40ControlsOpening and closing40
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tion, if necessary, by emergency detection of
the remote control.
Trunk lid and armed alarm systemThe trunk lid can be opened even when the
alarm system is armed.
Press the button on the remote con‐
trol for approx. 1 second.
With Comfort Access the trunk lid opens with
no-touch activation, refer to page 40.
After the trunk lid is closed, it is locked and
monitored again if the doors are locked. The
hazard warning system flashes once.
In some vehicle equipment variants, the trunk
lid can only be opened using the remote con‐
trol if the vehicle was unlocked first.
Panic mode
You can trigger the alarm system if you find
yourself in a dangerous situation.
Press the button on the remote con‐
trol for at least 3 seconds.
To switch off the alarm: press any button.
Switching off the alarm▷Unlock the vehicle using the remote con‐
trol.▷With Comfort Access: If you are carrying
the remote control with you, pull on the
driver side or front passenger side door
handle.Indicator lamp on the interior rearview
mirror▷The indicator lamp flashes briefly every
2 seconds:
The system is armed.▷The indicator lamp flashes after locking:
The doors, hood or trunk lid is not closed
properly, but the rest of the vehicle is se‐
cured.
After 10 seconds, the indicator lamp
flashes continuously. Interior motion sen‐
sor and tilt alarm sensor are not active.▷The indicator lamp goes out after unlock‐
ing:
The vehicle has not been tampered with.▷The indicator lamp flashes after unlocking
until the engine ignition is switched on, but
no longer than approx. 5 minutes:
An alarm has been triggered.
Tilt alarm sensor The tilt of the vehicle is monitored.
The alarm system responds in situations such
as attempts to steal a wheel or when the car is
towed.
Interior motion sensor The windows and glass sunroof must be
closed for the system to function properly.
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Two different seat positions can be stored and
retrieved.
Storing1.Switch on the ignition.2.Set the desired position.3. Press the button. The LED in the
button lights up.4.Press the desired button 1 or 2. The LED
goes out.
If the M button is pressed accidentally:
Press the button again.
The LED goes out.
Calling up settings Do not retrieve the memory while driving
Do not retrieve the memory setting while
driving, as an unexpected movement of the
seat or steering wheel could result in an acci‐
dent.◀
Comfort function
1.Open the driver's door.2.Switch off the ignition.3.Briefly press the desired button 1 or 2.
The corresponding seat position is performed
automatically.
The procedure stops when a switch for adjust‐
ing the seat or one of the buttons is pressed.
Safety mode
1.Close the driver's door or switch on the ig‐
nition.2.Press and hold the desired button 1 or 2
until the adjustment procedure is com‐
pleted.Calling up of a seat position
deactivated
After a brief period, the calling up of stored
seat positions is deactivated to save battery
power.
To reactivate calling up of a seat position:▷Open or close the door or trunk lid.▷Press a button on the remote control.▷Press the Start/Stop button.
Mirrors
Exterior mirrors
At a glance
1Adjusting2Left/right, Automatic Curb Monitor3Fold in and out
General information
The mirror on the passenger side is more
curved than the driver's side mirror.
Estimating distances correctly
Objects reflected in the mirror are closer
than they appear. Do not estimate the distance
to the traffic behind you based on what you
see in the mirror, as this will increase your risk
of an accident.◀
Depending on how the vehicle is equipped, the
mirror setting is stored for the remote control
in use. When the vehicle is unlocked via the re‐
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DrivingVehicle 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.
Start/Stop button The concept Pressing the Start/Stop button
switches the ignition on or off
and starts the engine.
The engine starts if the brake
pedal is pressed when you press
the Start/Stop button.
Ignition onPress the Start/Stop button and do not press
on the brake pedal at the same time.
All vehicle systems are ready for operation.
Most of the indicator and warning lamps in the
instrument cluster light up for varying lengths
of time.
To save battery power when the engine is off,
switch off the ignition and any unnecessary
electronic systems/power consumers.
The ignition switches off automatically:▷When locking the vehicle, even if the low
beams are switched on.▷Shortly before the battery is discharged
completely, so that the engine can still be
started.Note
If the engine is switched off and the ignition is
switched on, the system automatically
switches to the radio ready state when the
door is opened if the lights are switched off or
the daytime running lights are switched on.
Ignition off
Press the Start/Stop button again and do not
press on the brake pedal at the same time.
All indicator lamps in the instrument cluster go
out.
To save battery power when the engine is off,
switch off the ignition and any unnecessary
electronic systems/power consumers.
Transmission position P with the ignition
off
When the ignition is switched off, position P is
engaged automatically. When in an automatic
car wash, for example, ensure that the ignition
is not switched off accidentally.◀
The ignition automatically cuts off while the
vehicle is stationary and the engine is stopped:▷When locking the vehicle, and when the
low beams are activated.▷Shortly before the battery is discharged
completely, so that the engine can still be
started. This function is only available
when the low beams are switched off.▷When opening or closing the driver door, if
the driver's seat belt is unbuckled and the
low beams are switched off.▷While the driver's seat belt is unbuckled, if
the driver's door is open and the low
beams are switched off.
When the ignition is switched off, by opening
or closing the driver's door or unbuckling the
driver's seat belt, the radio ready state remains
active.
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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 a traffic congestion or at traffic
lights. The ignition remains switched on. The
engine starts again automatically for driving
off.
Certain vehicle components may experience
additional wear as a result of this system.
Automatic mode
The Auto Start/Stop function is operational af‐
ter each engine start.
This function is activated at speeds 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 transmission posi‐
tion D.▷The brake pedal remains pressed while the
vehicle is stationary or the vehicle is held
by Automatic Hold.▷The driver's seat belt is buckled or the driv‐
er's door is closed.
The air volume of the air conditioner is reduced
when the engine is switched off.
Displays in the instrument cluster The display indicates that the
automatic engine start-stop
function is ready for an auto‐
matic 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 transmission selector lever is in posi‐
tion 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.
After the engine starts, accelerate as usual.
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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: the transmission
position is changed from D to N, R, or M/S.▷Automatic transmission: the transmission
position is changed from P to N, D, R or
M/S.▷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.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.
Transmission 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.
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