In brief111Power windows .....................41
2 Central locking system ..........25
3 Exterior mirrors .....................38
4 Light switch ........................ 129
Headlight range
adjustment ......................... 132
Front/rear fog lights ............136
Instrument illumination .......137
5 Side air vents ...................... 152
6 Turn and lane-change
signals, headlight flash,
low/high beam, high beam assist ................................... 135
Exit lighting ......................... 139
Parking lights ...................... 136
Buttons for Driver
Information Centre ..............111
7 Cruise control .....................181
Speed limiter ....................... 183
Adaptive cruise control .......184
Forward collision alert .........1928Instruments ........................ 100
Driver Information Centre .... 111
9 Buttons for Driver
Information Centre ..............111
10 Windscreen wiper and
washer, headlight washer,
rear wiper and washer .........87
11 Centre air vents .................. 152
12 Sport/Tour mode ................179
Traction Control system .....177
Electronic Stability Control . 177
Hazard warning flashers ....135
Parking assist/Advanced
parking aid ......................... 197
Lane departure warning .....213
13 Anti-theft alarm system
status LED ........................... 35
14 Colour-Info-Display ............118
15 Glovebox .............................. 70
16 Control indicator for airbag
activation/deactivation .......105
Control indicator for front
passenger seat belt ...........10417Controls for Colour-Info-
Display operation ................118
18 CD-slot
19 Climate control system ........ 141
20 Electric parking brake .........175
21 Manual transmission ..........173
Automatic transmission ......168
22 Storage ................................. 70
23 Eco button for stop-start
system ................................. 160
Fuel selector button ............102
24 Ignition/Power switch ..........156
25 Horn ..................................... 87
26 Steering wheel adjustment ..86
27 Bonnet release lever ..........228
28 Storage compartment ...........71
Fuse box ............................ 250
Keys, doors and windows25Central locking system
Unlocks and locks doors, load
compartment and fuel filler flap.
A pull on an interior door handle
unlocks the respective door. Pulling the handle once more opens the door.
Note
In the event of an accident in which
airbags or belt pretensioners are
deployed, the vehicle is
automatically unlocked.
Note
A short time after unlocking with the
remote control the doors are locked
automatically if no door has been
opened.Remote control operation
Unlocking
Press c.
Unlocking mode can be set in the
vehicle personalisation menu in the
Colour-Info-Display. Two settings are selectable:
● All doors, load compartment and fuel filler flap are unlocked by
pressing c once.
● Only the driver's door, load compartment and fuel filler flap
are unlocked by pressing c once.
To unlock all doors, press c
twice.
Select the relevant setting in Settings,
I Vehicle in the Colour-Info-Display.
Colour-Info-Display 3 118.
Vehicle personalisation 3 121.
The setting can be saved for the remote control being used.
Memorised settings 3 24.
Locking
Close doors, load compartment and
fuel filler flap.
Press e.
If the driver's door is not closed
properly, the central locking system will not work.
26Keys, doors and windowsUnlocking and opening the tailgate4-door Saloon, Country Tourer,
Sports Tourer with power tailgate
Press x when the ignition is off until
tailgate opens automatically. The
doors remain locked.
Power tailgate 3 30.
Confirmation
Operation of central locking system is
confirmed by the hazard warning
flashers.
Electronic key system operation
The electronic key must be outsidethe vehicle, within a range of approx.
one metre of the relevant door side.
Unlocking
Press the button on any exterior door
handle and pull the handle.
Unlocking mode can be set in the
vehicle personalisation menu in the
Colour-Info-Display. Two settings are selectable:
● All doors, load compartment and
fuel filler flap are unlocked by
pressing a button on any exterior
handle once.
● Only the driver's door, load compartment and fuel filler flapare unlocked by pressing the
button on driver's door exterior
handle once. To unlock all doors, press button twice.
Select the relevant setting in Settings,
I Vehicle in the Colour-Info-Display.
Colour-Info-Display 3 118.
Vehicle personalisation 3 121.
The setting can be saved for the
electronic key being used.
Memorised settings 3 24.
Keys, doors and windows27Locking
Press the button on any exterior door
handle.
All doors, load compartment and fuel
filler flap are locked.
The system only locks if any of the
following occurs:
● It has been more than 5 seconds since unlocking.
● The button on an exterior handle has been pressed twice within
5 seconds.
● Any door has been opened and then all doors are closed.
If the driver's door is not closed
properly or the electronic key remains in the vehicle and the ignition is not
off, locking will not be permitted and a warning tone sounds three times.
If there have been two or more
electronic keys in the vehicle and the
ignition was on once, the doors will be
locked even if just one electronic key
is taken out of the vehicle.
Unlocking and opening the tailgate
The tailgate and the doors can be
unlocked by pressing the button
under the tailgate moulding when
electronic key is in range.
Passive Locking
See 'Automatic locking' 3 28.
Confirmation
Operation of central locking system is
confirmed by the hazard warning
flashers.
Central locking buttonsLocks or unlocks all doors, the load
compartment and fuel filler flap from
the passenger compartment by a
switch in the driver's door panel.
Press e to lock.
Press c to unlock.
28Keys, doors and windowsFault in radio remote control unit
or electronic key system
Manual unlocking
Manually unlock the driver's door by
turning the key in the lock. Switch on
the ignition and press the central
locking button c to unlock all doors,
load compartment and fuel filler flap.
By switching on the ignition, the anti-
theft locking system is deactivated.
Manual locking
Manually lock the driver's door by
turning the key in the lock.
Fault in central locking system
Manual unlocking
Manually unlock the driver's door by
turning the key in the lock. The other
doors can be opened by pulling the
interior handle twice. The load
compartment and fuel filler flap
cannot be opened. To deactivate the
anti-theft locking system, switch on
the ignition 3 35.
Manual locking
Push inside locking knob of all doors
except driver's door. Then close the
driver's door and lock it from the
outside with the key. The fuel filler flap
and tailgate cannot be locked.
Automatic locking Automatic locking after driving off This security feature can be
configured to automatically lock all
doors, load compartment and fuel
filler flap after driving off and
exceeding a certain speed.When at a standstill after driving, the
vehicle will be unlocked automatically
as soon as the key is removed from
the ignition switch, or with electronic
key system when the ignition is
switched off.
Activation or deactivation of
automatic locking can be set in the
menu Settings , I Vehicle in the
Colour-Info-Display.
Colour-Info-Display 3 118.
Vehicle personalisation 3 121.
The setting can be saved for the
remote control or electronic key being used 3 24.
Automatic relock after unlocking
This feature can be configured to
automatically lock all doors, load
compartment and fuel filler flap a
short time after unlocking with the
remote control or electronic key,
provided no door has been opened.
Activation or deactivation of
automatic relock can be set in the
menu Settings , I Vehicle in the
Colour-Info-Display.
Colour-Info-Display 3 118.
Storage83Loading information
● Heavy objects in the loadcompartment should be placed
against the seat backrests. Make
sure that the backrests are
securely engaged, i.e. no longer
showing the red markings on the side near the release lever. If
objects can be stacked, heavier
objects should be placed at the
bottom.
● Secure objects with lashing straps attached to lashing eyes
3 76.
● Secure loose objects in the load
compartment to prevent from
sliding.
● When transporting objects in the load compartment, the backrestsof the rear seats must not be
angled forward.
● Do not allow the load to protrude above the upper edge of the
backrests.
● Do not place any objects on the load compartment cover or theinstrument panel, and do not
cover the sensor on top of the instrument panel.
● The load must not obstruct the operation of the pedals, parking
brake and gear selector, or
hinder the freedom of movement of the driver. Do not place any
unsecured objects in the interior.
● Do not drive with an open load compartment.9Warning
Always make sure that the load in
the vehicle is securely stowed.
Otherwise objects can be thrown
around inside the vehicle and
cause personal injury or damage
to the load or car.
● The payload is the difference between the permitted gross
vehicle weight (see identification
plate 3 279) and the EC kerb
weight.
To calculate the payload, enter
the data for your vehicle in the
weights table at the front of this
manual.
The EC kerb weight includes
weights for the driver (68 kg),
luggage (7 kg) and all fluids (fuel
tank 90% full).
Optional equipment and
accessories increase the kerb
weight.
● Driving with a roof load increases
the sensitivity of the vehicle to
cross-winds and has a
Instruments and controls85Instruments and
controlsControls ....................................... 86
Steering wheel adjustment ........86
Steering wheel controls .............86
Heated steering wheel ...............86
Horn ........................................... 87
Windscreen wiper/washer .........87
Rear window wiper/washer .......89
Outside temperature ..................90
Clock ......................................... 90
Power outlets ............................. 92
Ashtrays .................................... 93
Warning lights, gauges and indi‐ cators ........................................... 94
Instrument cluster ......................94
Speedometer ........................... 100
Odometer ................................ 100
Trip odometer .......................... 100
Tachometer ............................. 101
Fuel gauge .............................. 101
Fuel selector ............................ 102
Engine coolant temperature gauge ..................................... 102
Service display ........................ 102
Control indicators ....................104Turn signal............................... 104
Seat belt reminder ...................104
Airbag and belt tensioners .......105
Airbag deactivation ..................105
Charging system .....................105
Malfunction indicator light ........106
Brake and clutch system .........106
Operate pedal .......................... 106
Electric parking brake ..............106
Electric parking brake fault ......106
Antilock brake system (ABS) ...107
Upshift ..................................... 107
Variable effort steering ............107
Following distance ...................107
Lane departure warning ..........107
Ultrasonic parking assist .........107
Electronic Stability Control off . 108
Electronic Stability Control and Traction Control system .........108
Traction Control system off .....108
Engine coolant temperature ....108
Preheating ............................... 108
Diesel particle filter ..................108
AdBlue ..................................... 108
Tyre pressure monitoring system .................................... 109
Engine oil pressure ..................109
Low fuel ................................... 109
Immobiliser .............................. 109
Autostop .................................. 110Exterior light............................ 110
High beam ............................... 110
High beam assist .....................110
Adaptive forward lighting .........110
Fog light ................................... 110
Rear fog light ........................... 110
Cruise control .......................... 110
Adaptive cruise control ............110
Vehicle detected ahead ...........110
Speed limiter ........................... 111
Traffic sign assistant ................111
Door open ................................ 111
Information displays ...................111
Driver Information Centre ........111
Colour-Info-Display ..................118
Smartphone controller .............119
Vehicle messages ......................120
Warning chimes .......................120
Battery voltage ........................ 121
Vehicle personalisation ..............121
Telematics service .....................125
OnStar ..................................... 125
Instruments and controls99OverviewOTurn signal 3 104XSeat belt reminder 3 104vAirbag and belt tensioners
3 105VAirbag deactivation 3 105pCharging system 3 105ZMalfunction indicator light
3 106RBrake and clutch system
3 106-Operate pedal 3 106mElectric parking brake
3 106jElectric parking brake fault
3 106uAntilock brake system (ABS)
3 107[ or
RUpshift 3 107cVariable effort steering
3 107EFollowing distance 3 107)Lane departure warning
3 107rUltrasonic parking assist
3 107nElectronic Stability Control
off 3 108bElectronic Stability Control
and Traction Control system
3 108kTraction Control system off
3 108WEngine coolant temperature
3 108!Preheating 3 108%Diesel particle filter 3 108YAdBlue 3 108wTyre pressure monitoring
system 3 109IEngine oil pressure 3 109i or
YLow fuel 3 109dImmobiliser 3 109DAutostop 3 1108Exterior light 3 110CHigh beam 3 110lHigh beam assist 3 110fAdaptive forward lighting
3 110>Fog light 3 110rRear fog light 3 110mCruise control 3 110C or
mAdaptive cruise control
3 110AVehicle detected ahead
3 110LSpeed limiter 3 111