In brief111Power windows .....................40
2 Central locking system ..........24
3 Exterior mirrors .....................37
4 Light switch ........................ 128
Headlight range
adjustment ......................... 131
Front/rear fog lights ............135
Instrument illumination .......136
5 Side air vents ...................... 151
6 Turn and lane-change
signals, headlight flash,
low/high beam, high beam assist ................................... 134
Exit lighting ......................... 138
Parking lights ...................... 135
Buttons for Driver
Information Centre ..............110
7 Cruise control .....................180
Speed limiter ....................... 182
Adaptive cruise control .......183
Forward collision alert .........1908Instruments .......................... 99
Driver Information Centre .... 110
9 Buttons for Driver
Information Centre ..............110
10 Windscreen wiper and
washer, headlight washer,
rear wiper and washer .........86
11 Centre air vents .................. 151
12 Sport/Tour mode ................177
Traction Control system .....175
Electronic Stability Control . 176
Hazard warning flashers ....134
Parking assist/Advanced
parking aid ......................... 196
Lane departure warning .....211
13 Anti-theft alarm system
status LED ........................... 34
14 Colour-Info-Display ............117
15 Glovebox .............................. 69
Fuse box ............................ 24816Control indicator for airbag
activation/deactivation .......104
Control indicator for front
passenger seat belt ...........103
17 Controls for Colour-Info-
Display operation ................117
18 CD-slot
19 Climate control system ........ 140
20 Electric parking brake .........173
21 Manual transmission ..........171
Automatic transmission ......167
22 Storage ................................. 69
23 Eco button for stop-start
system ................................. 159
Fuel selector button ............101
24 Ignition/Power switch ..........155
25 Horn ..................................... 86
26 Steering wheel adjustment ..85
27 Bonnet release lever ..........226
28 Storage compartment ...........70
12In briefExterior lighting
Automatic light control
AUTO:automatic light control:
exterior lighting is switched
on and off automaticallym:activation or deactivation of
the automatic light control8:sidelights9:headlightsFog lights>:front fog lightsr:rear fog light
Lighting 3 128.
Headlight flash, high beam and
low beamheadlight flash:pull leverhigh beam:push leverlow beam:push or pull lever
Automatic light control 3 129, High
beam 3 129, High beam assist
3 130, Headlight flash 3 130,
Adaptive forward lighting 3 132.
Turn and lane-change signalslever up:right turn signallever down:left turn signal
Turn and lane-change signals
3 134, Parking lights 3 135.
84Instruments and controlsInstruments and
controlsControls ....................................... 85
Steering wheel adjustment ........85
Steering wheel controls .............85
Heated steering wheel ...............85
Horn ........................................... 86
Windscreen wiper/washer .........86
Rear window wiper/washer .......88
Outside temperature ..................89
Clock ......................................... 89
Power outlets ............................. 91
Ashtrays .................................... 92
Warning lights, gauges and indi‐ cators ........................................... 93
Instrument cluster ......................93
Speedometer ............................. 99
Odometer .................................. 99
Trip odometer ............................ 99
Tachometer ............................. 100
Fuel gauge .............................. 100
Fuel selector ............................ 101
Engine coolant temperature gauge ..................................... 101
Service display ........................ 101
Control indicators ....................103Turn signal............................... 103
Seat belt reminder ...................103
Airbag and belt tensioners .......104
Airbag deactivation ..................104
Charging system .....................104
Malfunction indicator light ........105
Brake and clutch system .........105
Operate pedal .......................... 105
Electric parking brake ..............105
Electric parking brake fault ......105
Antilock brake system (ABS) ...106
Upshift ..................................... 106
Variable effort steering ............106
Following distance ...................106
Lane departure warning ..........106
Ultrasonic parking assist .........106
Electronic Stability Control off . 107
Electronic Stability Control and Traction Control system .........107
Traction Control system off .....107
Engine coolant temperature ....107
Preheating ............................... 107
Diesel particle filter ..................107
AdBlue ..................................... 107
Tyre pressure monitoring system .................................... 108
Engine oil pressure ..................108
Low fuel ................................... 108
Immobiliser .............................. 108
Autostop .................................. 109Exterior light............................ 109
High beam ............................... 109
High beam assist .....................109
Adaptive forward lighting .........109
Fog light ................................... 109
Rear fog light ........................... 109
Cruise control .......................... 109
Adaptive cruise control ............109
Vehicle detected ahead ...........109
Speed limiter ........................... 110
Traffic sign assistant ................110
Door open ................................ 110
Information displays ...................110
Driver Information Centre ........110
Colour-Info-Display ..................117
Smartphone controller .............118
Vehicle messages ......................119
Warning chimes .......................120
Battery voltage ........................ 120
Vehicle personalisation ..............121
OnStar ....................................... 124
98Instruments and controlsOverviewOTurn signal 3 103XSeat belt reminder 3 103vAirbag and belt tensioners
3 104VAirbag deactivation 3 104pCharging system 3 104ZMalfunction indicator light
3 105RBrake and clutch system
3 105-Operate pedal 3 105mElectric parking brake
3 105jElectric parking brake fault
3 105uAntilock brake system (ABS)
3 106[ or
RUpshift 3 106cVariable effort steering
3 106EFollowing distance 3 106)Lane departure warning
3 106rUltrasonic parking assist
3 106nElectronic Stability Control
off 3 107bElectronic Stability Control
and Traction Control system
3 107kTraction Control system off
3 107WEngine coolant temperature
3 107!Preheating 3 107%Diesel particle filter 3 107YAdBlue 3 107wTyre pressure monitoring
system 3 108IEngine oil pressure 3 108i or
YLow fuel 3 108dImmobiliser 3 108DAutostop 3 1098Exterior light 3 109CHigh beam 3 109lHigh beam assist 3 109fAdaptive forward lighting
3 109>Fog light 3 109rRear fog light 3 109mCruise control 3 109C or
mAdaptive cruise control
3 109AVehicle detected ahead
3 109LSpeed limiter 3 110
106Instruments and controlsFlashes
Electric parking brake is in service mode. Stop vehicle, apply and
release the electric parking brake to
reset.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
Antilock brake system
(ABS)
u illuminates yellow.
Illuminates for a few seconds after the ignition is switched on. The system is
ready for operation when the control
indicator extinguishes.
If the control indicator does not go out after a few seconds, or if it illuminates while driving, there is a fault in the
ABS. The brake system remains
operational but without ABS
regulation.
Antilock brake system 3 172.
Upshift
[ or R with the number of the next
higher gear is indicated when
upshifting is recommended.
On some versions gear shift
indication is popped up as full page in the Driver Information Centre 3 110.
Variable effort steering c illuminates yellow.
Fault in variable effort steering
system. This may lead to a higher or
lower steering effort. Consult a
workshop.
Following distance
E indicates the following distance
setting of adaptive cruise control or the alert timing sensitivity of forwardcollision alert by filled distance bars.
Adaptive cruise control 3 183.
Forward collision alert 3 190.
Lane departure warning
) illuminates green or flashes yellow.Illuminates green
The system is switched on and ready
to operate.
Flashes yellow The system recognizes an
unintended lane change.
Ultrasonic parking assist
r illuminates yellow.
Fault in system
or
Fault due to sensors that are dirty or
covered by ice or snow
or
Interference due to external sources
of ultrasound. Once the source of
interference is removed, the system
will operate normally.
Have the cause of the fault in the
system remedied by a workshop.
Ultrasonic parking assist 3 196.
Instruments and controls109Autostop
D illuminates when engine is in an
Autostop.
Stop-start system 3 159.
Exterior light 8 illuminates green.
The exterior lights are on 3 128.
High beam
C illuminates blue.
Illuminated when high beam is on or
during headlight flash 3 129.
High beam assist l illuminates green.
The high beam assist is activated,
see adaptive forward lighting 3 132.
Adaptive forward lighting f illuminates or flashes yellow.
Illuminates
Fault in the system.Seek the assistance of a workshop.
Flashes
System is switched to symmetrical
low beam.
Control indicator f flashes for approx.
4 seconds after the ignition is switched on as a reminder for
symmetrical headlight 3 131.
Fog light
> illuminates green.
The front fog lights are on 3 135.
Rear fog light r illuminates yellow.
The rear fog light is on 3 135.
Cruise control
m illuminates white or green.
Illuminates white The system is on.Illuminates green
Cruise control is active. Set speed is
indicated on midlevel or uplevel
display near m symbol.
Cruise control 3 180.
Adaptive cruise control
C or m illuminates white or green.
Illuminates white The system is on.
Illuminates green Adaptive cruise control is active. Set
speed is indicated near C or m
symbol.
Adaptive cruise control 3 183.
Vehicle detected ahead A illuminates green or yellow.
Illuminates green
A vehicle ahead is detected in the
same lane.
Instruments and controls119Vehicle messages
Messages are indicated in the Driver
Information Centre, in some cases
together with a warning and signal
buzzer.
On Baselevel display press
SET/CLR , MENU or turn the adjuster
wheel to confirm a message.
On Midlevel and Uplevel display
press 9 to confirm a message.
Vehicle and service messages The vehicle messages are displayed
as text. Follow the instructions given
in the messages.
The system displays messages
regarding the following topics:
● service messages
● fluid levels
● anti-theft alarm system
● brakes
● drive systems
● ride control systems
● driver assistance systems
● cruise control
● speed limiter
● adaptive cruise control
● forward collision alert
● collision imminent braking system
● parking assist systems
● lighting, bulb replacement
● adaptive forward lighting
● wiper/washer system
● doors, windows
● side blind spot alert
● traffic sign assistant
● lane departure warning
● load compartment, boot lid
● radio remote control
● electronic key system
● keyless starting
● seat belts
● airbag systems
● engine and transmission
● tyre pressure
● diesel particle filter
120Instruments and controls● vehicle battery status
● selective catalytic reduction, diesel exhaust fluid (DEF),
AdBlue 3 164
Messages in the
Colour-Info-Display
Some important messages may
appear additionally in the
Colour-Info-Display. Press the
multifunction knob to confirm a
message. Some messages only pop-
up for a few seconds.
Warning chimes
When starting the engine or whilst driving
Only one warning chime will sound at a time.
The warning chime regarding not
fastened seat belts has priority over
any other warning chime.
● If seat belt is not fastened.
● If a door or the tailgate is not fully
closed when starting off.● If a certain speed is exceeded with parking brake applied.
● If adaptive cruise control deactivates automatically.
● If approaching a vehicle ahead too closely.
● If a programmed speed or speed
limit is exceeded.
● If a warning message appears in the Driver Information Centre.
● If the electronic key is not in the passenger compartment.
● If the parking assist detects an object.
● If an unintended lane change occurs.
● If the diesel particle filter has reached the maximum filling
level.
● If AdBlue needs to be refilled.
When the vehicle is parked and/or the driver's door is opened
● With exterior lights on.
● If the trailer hitch is not engaged.During an Autostop
● If the driver's door is opened.
Battery voltage
When the vehicle battery voltage is
running low, a warning message will
appear in the Driver Information
Centre.
1. Switch off any electrical consumers which are not requiredfor a safe ride, e.g. seat heating,
heated rear window or other main consumers.
2. Charge the vehicle battery by driving continuously for a while or
by using a charging device.
The warning message will disappear
after the engine has been started
twice without a voltage drop.
If the vehicle battery cannot be
recharged, have the cause of the fault
remedied by a workshop.