Keys, doors and windows19Key with foldaway key section
Press button to extend. To fold the
key, first press the button.
Radio remote control
Used to operate:
● central locking system
● anti-theft locking system
● power windows
The radio remote control has a range of approx. 20 metres. It can be
restricted by external influences. The
hazard warning flashers confirm
operation.
Handle with care, protect from
moisture and high temperatures and
avoid unnecessary operation.
Fault
If the central locking system cannot be operated with the radio remote
control, it may be due to the following:
● Range is exceeded.
● Battery voltage is too low.
● Frequent, repeated operation of the radio remote control while not
in range, which will require re-
synchronisation.
● Overload of the central locking system by operating at frequent
intervals, the power supply is
interrupted for a short time.
● Interference from higher-power radio waves from other sources.
Unlocking 3 20.
Basic settings Some settings can be changed in the
Settings menu in the Info-Display.
Vehicle personalisation 3 84.
Radio remote control battery
replacement
Replace the battery as soon as the
range reduces.
20Keys, doors and windows
Batteries do not belong in household
waste. They must be disposed of at
an appropriate recycling collection
point.
Key with foldaway key section
Extend the key and open the unit.
Replace the battery (battery type CR 2032), paying attention to the
installation position. Close the unit
and synchronise.
Memorised settings
Whenever the ignition is switched off,
some functions of the following
settings may be automatically
memorised by the remote control unit:
● lighting
● Infotainment system
● central locking system
● comfort settings
The saved settings are automatically
used the next time the memorised key
is inserted into the ignition switch and
turned to position 1 3 116.
A precondition is that Personalization
by driver is activated in the personal
settings of the Graphic-Info-Display.
This must be set for each key used.
On vehicles equipped with
Colour-Info-Display, the
personalisation is permanently
activated.Vehicle personalisation 3 84.
Central 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
relocked automatically if no door has
been opened.
Keys, doors and windows29Child safety system for rear
windows
Press z to deactivate rear door
power windows; the LED illuminates.
To activate, press z again.
Operating windows from outside
The windows can be operated
remotely from outside the vehicle.
Press and hold c to open windows.
Press and hold e to close windows.
Release button to stop window
movement.
If the windows are fully opened or
closed, the hazard warning lights will
flash twice.
Overload
If the windows are repeatedly
operated within short intervals, the
window operation is disabled for
some time.
Initialising the power windows
If the windows cannot be closed
automatically (e.g. after
disconnecting the vehicle battery), a
warning message or a warning code
is displayed in the Driver Information
Centre.
Vehicle messages 3 79.
Activate the window electronics as
follows:
1. Close doors.
2. Switch on ignition.
3. Pull switch until the window is closed and keep pulling for
additional two seconds.
4. Repeat for each window.
56Instruments and controlsInstruments and
controlsControls ....................................... 57
Steering wheel adjustment ........57
Steering wheel controls .............57
Heated steering wheel ...............57
Horn ........................................... 58
Windscreen wiper and washer ..58
Outside temperature ..................60
Clock ......................................... 60
Power outlets ............................. 62
Warning lights, gauges and indi‐ cators ........................................... 62
Instrument cluster ......................62
Speedometer ............................. 62
Odometer .................................. 63
Trip odometer ............................ 63
Tachometer ............................... 63
Fuel gauge ................................ 63
Engine coolant temperature gauge ....................................... 64
Service display .......................... 64
Control indicators ......................65
Turn lights .................................. 67
Seat belt reminder .....................68
Airbag and belt tensioners .........68Airbag deactivation ....................68
Charging system .......................68
Malfunction indicator light ..........69
Service vehicle soon .................69
Brake and clutch system ...........69
Operate pedal ............................ 69
Electric parking brake ................69
Electric parking brake fault ........70
Antilock brake system (ABS) .....70
Upshift ....................................... 70
Power steering .......................... 70
Parking assist ............................ 70
Electronic Stability Control off ...71
Electronic Stability Control and Traction Control system ...........71
Traction Control system off .......71
Exhaust filter .............................. 71
Tyre pressure monitoring system ...................................... 71
Engine oil pressure ....................72
Low fuel ..................................... 72
Immobiliser ................................ 72
Reduced engine power .............72
Exterior light .............................. 72
High beam ................................. 72
High beam assist .......................72
Adaptive forward lighting ...........73
Front fog lights ........................... 73
Rear fog light ............................. 73
Low washer fluid ........................73Cruise control............................ 73
Door open .................................. 73
Displays ....................................... 73
Driver Information Centre ..........73
Info Display ................................ 77
Vehicle messages ........................79
Warning chimes .........................81
Battery voltage .......................... 81
Trip computer ............................... 82
Vehicle personalisation ................84
Telematics service .......................88
OnStar ....................................... 88
62Instruments and controlsPower outlets
A 12 Volt power outlet is located in the
front console.
Do not exceed the maximum power
consumption of 120 watts.
With ignition off, the power outlets are
deactivated. Additionally, the power
outlets are deactivated in the event of low vehicle battery voltage.
Electric accessories that are
connected must comply with the
electromagnetic compatibility
requirements laid down in
DIN VDE 40 839.
Do not connect any current-delivering
accessories, e.g. electric charging
devices or batteries.
Do not damage the outlet by using
unsuitable plugs.Warning lights, gauges
and indicators
Instrument cluster
In some versions, the needles of the
instruments briefly rotate to the end
position when the ignition is switched on.
Speedometer
Indicates vehicle speed.
Instruments and controls69Illuminates when the engine is
running
Stop, switch off engine. Vehicle
battery is not charging. Engine
cooling may be interrupted. The
brake servo unit may cease to be
effective. Seek the assistance of a
workshop.
Malfunction indicator light
Z illuminates or flashes yellow.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
Illuminates when the engine is
running
Fault in the emission control system.
The permitted emission limits may be
exceeded. Seek the assistance of a
workshop immediately.Flashes when the engine is
running
Fault that could lead to catalytic
converter damage. Ease up on the
accelerator until the flashing stops.
Seek the assistance of a workshop
immediately.
Service vehicle soon
g illuminates yellow.
Additionally, a warning message or a
warning code is displayed.
The vehicle needs a service.
Seek the assistance of a workshop. Vehicle messages 3 79.
Brake and clutch system R illuminates red.
The brake and clutch fluid level is too
low 3 143.9 Warning
Stop. Do not continue your
journey. Consult a workshop.
Illuminates after the ignition is
switched on if the manual parking
brake is applied 3 126.
Operate pedal - illuminates or flashes yellow.
Illuminates
Brake pedal needs to be depressed
to release the electric parking brake
3 126.
Flashes
Clutch pedal needs to be depressed
for a main start of the engine 3 16,
3 117.
On some versions the operate pedal
message is indicated in the Driver
Information Centre 3 79.
Electric parking brake m illuminates or flashes red.
Illuminates
Electric parking brake is applied
3 126.
80Instruments and controlsNo.Vehicle message7Turn steering wheel, switch
ignition off then on9Turn steering wheel, restart
engine12Vehicle overloaded13Compressor overheated15Centre high-mounted brake
light failure16Brake light failure17Headlight levelling malfunction18Left low beam failure19Rear fog light failure20Right low beam failure21Left sidelight failure22Right sidelight failure23Reversing light failure24Number plate light failure25Left front turn signal failureNo.Vehicle message26Left rear turn signal failure27Right front turn signal failure28Right rear turn signal failure35Replace battery in radio remote
control53Tighten fuel filler cap55Exhaust filter is full 3 11956Tyre pressure imbalance on
front axle57Tyre pressure imbalance on
rear axle58Tyres without TPMS sensors
detected59Open then close driver window60Open then close front
passenger window61Open then close rear left
window62Open then close rear right
windowNo.Vehicle message65Theft attempted67Service steering wheel lock68Service power steering69Service suspension system70Service level control system71Service rear axle74Service AFL75Service air conditioning79Top up engine oil81Service transmission82Change engine oil soon84Engine power is reduced89Service vehicle soon94Shift to park position before
exiting95Service airbag128Bonnet open
Instruments and controls81No.Vehicle message134Park assist fault, clean bumper136Service parking assist145Check washer fluid level174Low vehicle battery258Parking assist off
Vehicle messages on the
Uplevel-Combi-Display
The vehicle messages are displayed
as text. Follow the instructions given
in the messages.
Vehicle messages on the Colour-
Info-Display
Some important messages 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 If several warnings appear at the
same time, only one warning chime will sound.
When starting the engine or whilst driving
The warning chime regarding
unfastened 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 a programmed speed is exceeded.● If a warning message or awarning code appears in the
Driver Information Centre.
● If the parking assist detects an object.
● If an unintended lane change occurs.
● If the exhaust filter has reached the maximum filling level.
When the vehicle is parked and/or
the driver's door is opened
● With exterior lights on.
Battery voltage When the vehicle battery voltage is
running low, a warning message or
warning code 174 will appear in the
Driver Information Centre.
1. Switch off immediately any electric consumers which are not
required for 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.