In brief111Power windows .....................35
2 Exterior mirrors .....................33
3 Central locking system ..........23
4 Side air vents ...................... 149
5 Cruise control .....................178
Speed limiter ....................... 180
Adaptive cruise control .......181
Forward collision alert .........189
6 Turn and lane-change
signals, headlight flash,
low/high beam, high beam
assist ................................... 133
Exit lighting ......................... 137
Parking lights ...................... 134
Buttons for Driver
Information Centre ..............104
7 Instruments .......................... 93
Driver Information Centre .... 104
8 Buttons for Driver
Information Centre ..............104
9 Head-up display ..................11310Windscreen wiper and
washer, headlight washer,
rear wiper and washer .........80
11 Centre air vents .................. 149
12 Hazard warning flashers ....133
13 Info-Display ........................ 111
14 Anti-theft alarm system
status LED ........................... 30
15 Electronic Stability Control . 174
Traction Control system .....173
16 Glovebox .............................. 68
17 Controls for Info-Display
operation ............................. 111
18 Climate control system ........ 140
19 Storage ................................. 68
20 Sport/Tour mode ................175
Parking assist/Advanced
parking assist .....................198
Lane keep assist ................219
Eco button for stop-start
system ................................. 157
21 Manual transmission ..........169
Automatic transmission ......16522Electric parking brake .........171
23 Power switch ....................... 154
25 Steering wheel adjustment ..79
26 Horn ..................................... 80
27 Bonnet release lever ..........231
28 Fuse box ............................ 248
29 Light switch ........................ 126
Headlight range
adjustment ......................... 129
Front/rear fog lights ............134
Instrument illumination .......135
30 Head-up display ..................113
18In briefStarting off
Check before starting off ● Tyre pressure and condition 3 251, 3 286.
● Engine oil level and fluid levels 3 232.
● All windows, mirrors, exterior lighting and number plates are
free from dirt, snow and ice and
are operational.
● Proper position of mirrors, seats, and seat belts 3 33, 3 42,
3 52.
● Brake function at low speed, particularly if the brakes are wet.Starting the engine
● Ignition switch: turn key toposition 2.
Power button: press
Engine Start/Stop for a few
seconds until green LED
illuminates.
● Move the steering wheel slightly to release the steering wheel
lock.
● Operate clutch and brake.
● Automatic transmission: operate brake pedal and move selector
lever to P or N.
● Do not operate accelerator pedal.
● Diesel engines: wait until control
indicator ! for preheating
extinguishes.
● Ignition switch: turn key to position 3 and release.
Power button: press
Engine Start/Stop and release.
● The engine starts after a short delay.
Starting the engine 3 155.
In brief19Stop-start system
If the vehicle is at a low speed or at astandstill and certain conditions are
fulfilled, an Autostop is activated.
An Autostop is indicated by the
needle at the AUTOSTOP position in
the tachometer.
A restart is indicated by the needle at
the idle speed position in the
tachometer.
Stop-start system 3 157.
Parking9 Warning
● Do not park the vehicle on an
easily ignitable surface. The
high temperature of the
exhaust system could ignite the
surface.
● Always apply the parking brake. Pull switch m for
approx. one second and check
if the control indicator m
illuminates.
The electric parking brake is applied when control indicator
m illuminates 3 99.
● Switch off the engine. ● If the vehicle is on a level surface or uphill slope, engage
first gear or set the selector
lever to position P before
removing the ignition key or
switching off ignition on
vehicles with power button. On
an uphill slope, turn the front
wheels away from the kerb.
If the vehicle is on a downhill
slope, engage reverse gear or
set the selector lever to position P before removing the ignition
key or switching off ignition on
vehicles with power button.
Turn the front wheels towards
the kerb.
● Close the windows and the sunroof.
● Remove the ignition key from the ignition switch or switch off
ignition on vehicles with power
button. Turn the steering wheel
until the steering wheel lock is
felt to engage.
For vehicles with automatic
transmission, the key can only
be removed when the selector
lever is in position P.
●
Lock the vehicle with button e on
the radio remote control.
Activate the anti-theft alarm
system 3 30.
● The engine cooling fans may run
after the engine has been
switched off 3 231.
78Instruments and controlsInstruments and
controlsControls ....................................... 79
Steering wheel adjustment ........79
Steering wheel controls .............79
Heated steering wheel ...............80
Horn ........................................... 80
Windscreen wiper/washer .........80
Rear window wiper/washer .......82
Outside temperature ..................83
Clock ......................................... 83
Power outlets ............................. 85
Inductive charging .....................86
Ashtrays .................................... 86
Warning lights, gauges and indi‐ cators ........................................... 88
Instrument cluster ......................88
Speedometer ............................. 93
Odometer .................................. 94
Trip odometer ............................ 94
Tachometer ............................... 95
Fuel gauge ................................ 95
Engine coolant temperature gauge ....................................... 96
Service display .......................... 96
Control indicators ......................97Turn signal................................. 97
Seat belt reminder .....................97
Airbag and belt tensioners .........98
Airbag deactivation ....................98
Charging system .......................99
Malfunction indicator light ..........99
Brake and clutch system ...........99
Electric parking brake ................99
Electric parking brake fault ........99
Antilock brake system (ABS) ...100
Gear shifting ............................ 100
Following distance ...................100
Lane keep assist .....................100
Electronic Stability Control off . 100
Electronic Stability Control and Traction Control system .........100
Traction Control system off .....101
Engine coolant temperature ....101
Preheating ............................... 101
AdBlue ..................................... 101
Tyre pressure monitoring system .................................... 101
Engine oil pressure ..................101
Low fuel ................................... 102
Immobiliser .............................. 102
Exterior light ............................ 102
High beam ............................... 102
High beam assist .....................102
LED headlights ........................ 102
Fog light ................................... 102Rear fog light........................... 103
Cruise control .......................... 103
Adaptive cruise control ............103
Vehicle detected ahead ...........103
Pedestrian detection ................103
Speed limiter ........................... 103
Traffic sign assistant ................103
Door open ................................ 103
Information displays ...................104
Driver Information Centre ........104
Info display .............................. 111
Head-up display ......................113
Vehicle messages ......................115
Warning chimes .......................116
Battery voltage ........................ 116
Vehicle personalisation ..............117
Telematics service .....................121
OnStar ..................................... 121
138LightingThey will switch off automatically after
a delay. This function works only in
the dark. Theatre lighting is activated
if the driver's door is opened during
this time.
Path lighting Headlights, tail lights and number
plate lights illuminate the surrounding
area for an adjustable time after
leaving the vehicle.
ActivatingHalogen headlights
1. Switch off the ignition.
2. Open the driver's door.
3. Pull the turn signal lever.
4. Close the driver's door.
If the driver's door is not closed, the
lights switch off after two minutes.
Exit lighting is switched off
immediately if the turn signal lever is pulled while the driver's door is open.LED headlights
Path lighting is activated, when the
ignistion is switched off and the
driver's door is opened.
This function can be activated or
deactivated in the vehicle
personalisation.
Select the relevant setting in Settings,
I Vehicle in the Info-Display.
Info-Display 3 111.
Vehicle personalisation 3 117.
The settings can be saved for the key being used 3 23.
Battery discharge protection
Vehicle battery state of charge
function
The function guarantees longest
vehicle battery life via a generator
with controllable power output and
optimised power distribution.
To prevent discharge of the vehicle
battery when driving, the following
systems are reduced automatically in
two stages and finally switched off:
● auxiliary heater
● heated rear and front window
● heated steering wheel
● heated mirrors
● heated seats
● fan
In the second stage, a message
which confirms the activation of the
vehicle battery discharge protection
will be displayed in the Driver
Information Centre.
152Driving and operatingDriving and
operatingDriving hints ............................... 153
Control of the vehicle ...............153
Steering ................................... 153
Starting and operating ...............153
New vehicle running-in ............153
Power button ........................... 154
Retained power off ..................155
Starting the engine ..................155
Overrun cut-off ........................ 156
Stop-start system ....................157
Parking .................................... 159
Engine exhaust .......................... 160
Diesel particle filter ..................160
Catalytic converter ...................161
AdBlue ..................................... 162
Automatic transmission ..............165
Manual transmission ..................169
Drive systems ............................ 170
All-wheel drive ......................... 170
Brakes ........................................ 170
Antilock brake system .............170
Parking brake .......................... 171Brake assist............................. 172
Hill start assist ......................... 173
Ride control systems .................173
Traction Control system ..........173
Electronic Stability Control ......174
Interactive driving system ........175
Driver assistance systems .........178
Cruise control .......................... 178
Speed limiter ........................... 180
Adaptive cruise control ............181
Forward collision alert .............189
Following distance indication ...192
Active emergency braking .......193
Front pedestrian protection .....196
Parking assist .......................... 198
Side blind zone assistant .........206
Lane change alert ....................207
Panoramic view system ...........209
Rear view camera ...................212
Rear cross traffic alert .............214
Traffic sign assistant ................215
Lane keep assist .....................219
Fuel ............................................ 221
Fuel for petrol engines .............221
Fuel for diesel engines ............222
Refuelling ................................ 222
Fuel consumption - CO 2-
Emissions ............................... 224Trailer hitch................................ 225
General information .................225
Driving characteristics and towing tips .............................. 225
Trailer towing ........................... 225
Towing equipment ...................226
Trailer stability assist ...............228
Driving and operating153Driving hints
Control of the vehicle
Never coast with engine not
running
Many systems will not function in this
situation ( e.g. brake servo unit, power
steering). Driving in this manner is a danger to yourself and others.
All systems function during an
Autostop.
Stop-start system 3 157.
Idle boost
If charging of the vehicle battery is
required due to battery condition, the
power output of the generator must be increased. This will be achieved by an idle boost which may be audible.
A message appears in the Driver
Information Centre.
Pedals
To ensure the pedal travel is
uninhibited, there must be no mats in
the area of the pedals.Use only floor mats, which fit properly and are fixed by the retainers on the
driver side.
Steering If power steering assist is lost
because the engine stops or due to a system malfunction, the vehicle can
be steered but may require increased
effort.Starting and operating
New vehicle running-in Do not brake unnecessarily hard for
the first few journeys.
During the first drive, smoke may
occur because of wax and oil
evaporating off the exhaust system. Park the vehicle in the open for a
while after the first drive and avoid
inhaling the fumes.
During the running-in period, fuel and engine oil consumption may be
higher.
Additionally, the cleaning process of
the diesel particle filter may take
place more often.
Diesel particle filter 3 160.
Autostop may be inhibited to allow for
charging of the vehicle battery.
154Driving and operatingPower button
Electronic key must be inside the
vehicle.
Accessory power mode
Press Engine Start/Stop once without
operating clutch or brake pedal. The yellow LED in the button illuminates.
Steering wheel lock is released and
some electrical functions are
operable, ignition is off.Ignition on power mode
Press and hold Engine Start/Stop for
six seconds without operating clutch
or brake pedal. The green LED in the button illuminates, diesel engine ispreheating. Control indicators
illuminate and most electrical
functions are operable.Engine start
Press Engine Start/Stop briefly while:
● manual transmission: operating clutch pedal,
● automatic transmission: operating brake pedal with
selector lever in P or N.
Starting the engine 3 155.Ignition off
Press Engine Start/Stop briefly when
Autostop is activated or when engine is running and vehicle is stationary.
Automatic transmission: apply the
parking brake and engage P.
Press Engine Start/Stop briefly
without operating clutch or brake pedal when in ignition on power
mode.
Some functions remain active until
driver's door is opened, provided the
ignition was on previously.Emergency engine shut off during
driving
Press Engine Start/Stop for more
than two seconds or press twice
briefly within five seconds 3 155.
Steering wheel lock The steering wheel lock activates
automatically when:
● The vehicle is stationary.
● The ignition has been switched off.
● The driver's door is opened.
To release steering wheel lock, open
and close driver's door and switch on accessory mode or start the engine
directly.9 Warning
If the vehicle battery is discharged,
the vehicle must not be towed,
tow-started or jump-started as the
steering wheel lock cannot be
disengaged.