Page 34 of 245
32Keys, doors and windowsElectric folding
Turn control to 0, then push the
control backwards. Both exterior
mirrors will fold in.
Push the control backwards again -
both exterior mirrors return to their
original position.
Heated mirrors
Operated by pressing Ü.
Heating functions with the engine running and is switched off
automatically after a short time.
Interior mirrors
Manual anti-dazzle
To reduce dazzle, adjust the lever on the underside of the mirror housing.
Page 37 of 245

Keys, doors and windows35Child safety system for rear
windows
Press z to deactivate rear power
windows.
To activate, press z again.
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),
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.
Heated rear window
Operated by pressing Ü.
The LED in the button indicates
activation.
Heating works with the engine
running and is switched off
automatically after a short time.
Sun visors The sun visors can be folded down or
swivelled to the side to prevent
dazzling.
The sun visors mirror covers should
be closed when driving.
If the sun visors have a vanity mirror
lamp, the lamp will illuminate when
opening the vanity mirror cover.
Page 44 of 245
42Seats, restraintsLumbar support
Adjust lumbar support using the four-way switch to suit personal
requirements.
Moving support up and down: push switch up or down.
Increasing and decreasing support:
push switch forwards or backwards.
Adjustable thigh support
Pull the lever and slide the thigh
support.
Heating
Adjust heating to the desired setting
by pressing ß for the respective seat
one or more times. The LED in the
button indicates the setting.
Prolonged use of the highest setting
for people with sensitive skin is not
recommended.
Seat heating is operational when
engine is running and during an
Autostop.
Stop-start system 3 137.
Page 77 of 245

Instruments and controls75Instruments and
controlsControls ....................................... 76
Steering wheel adjustment ........76
Steering wheel controls .............76
Heated steering wheel ...............76
Horn ........................................... 77
Windscreen wiper/washer .........77
Rear window wiper/washer .......79
Outside temperature ..................79
Clock ......................................... 80
Power outlets ............................. 82
Warning lights, gauges and indi‐
cators ........................................... 83
Speedometer ............................. 83
Odometer .................................. 83
Trip odometer ............................ 83
Tachometer ............................... 84
Fuel gauge ................................ 84
Fuel selector .............................. 85
Engine coolant temperature gauge ....................................... 85
Service display .......................... 86
Control indicators ......................86
Turn signal ................................. 90
Seat belt reminder .....................91Airbag and belt tensioners .........91
Airbag deactivation ....................92
Charging system .......................92
Malfunction indicator light ..........92
Brake and clutch system ...........92
Antilock brake system (ABS) .....92
Gear shifting .............................. 93
Descent control system .............93
Lane departure warning ............93
Electronic Stability Control off ...93
Electronic Stability Control and Traction Control system ...........93
Traction Control system off .......93
Preheating ................................. 93
Tyre pressure monitoring system ...................................... 94
Engine oil pressure ....................94
Low fuel ..................................... 94
Immobiliser ................................ 94
Exterior light .............................. 95
High beam ................................. 95
High beam assist .......................95
Adaptive forward lighting ...........95
Fog light ..................................... 95
Rear fog light ............................. 95
Cruise control ............................ 95
Vehicle detected ahead .............95
Speed limiter ............................. 95
Traffic sign assistant ..................96
Door open .................................. 96Information displays.....................96
Driver Information Centre ..........96
Info display .............................. 100
Vehicle messages ......................102
Warning chimes .......................103
Battery voltage ........................ 103
Vehicle personalisation ..............104
Telematics service .....................108
OnStar ..................................... 108
ERA GLONASS .......................112
Page 78 of 245
76Instruments and controlsControlsSteering wheel adjustment
Unlock lever, adjust steering wheel,
then engage lever and ensure it is
fully locked.
Do not adjust steering wheel unless
vehicle is stationary and steering
wheel lock has been released.
Steering wheel controls
The Infotainment system and the
cruise control can be operated via the controls on the steering wheel.
Further information is available in the
Infotainment manual.
Cruise control 3 151
Heated steering wheel
Activate heating by pressing *.
Activation is indicated by the LED in
the button.
Heating is operational when the
engine is running.
Page 86 of 245
84Instruments and controlsUplevel instrument cluster
Select Info page Q by pressing Menu.
Choose page Trip A or Trip B by
turning adjuster wheel on the turn
signal lever.
Each trip odometer page can be reset separately by pressing SET/CLR on
the turn signal lever for a few seconds
on the respective menu.
Driver Information Centre 3 96.
Tachometer
Displays the engine speed.
Drive in a low engine speed range for each gear as much as possible.
Caution
If the needle is in the red warning
zone, the maximum permitted
engine speed is exceeded. Engine at risk.
Fuel gauge
Displays the level in the fuel or gas
tank depending on the operation mode.
The arrow indicates the vehicle side
where the fuel filler flap is located.
Control indicator Y illuminates if the
level in the tank is low. Refuel
immediately if it flashes.
During liquid gas operation, the
system automatically switches over to
petrol operation when gas tanks are
empty 3 85.
Never run fuel tank dry.
Page 87 of 245
Instruments and controls85Because of the fuel remaining in the
tank, the top-up quantity may be less
than the specified tank capacity.
Fuel selector
Press LPG to switch between petrol
and liquid gas operation. The LED in
the button shows the current
operating mode.
LED off:petrol operationLED
flashes:checking conditions for
fuel transition to liquid
gas operation.
Illuminates if conditions
are fulfilled.LED illu‐
minates:liquid gas operationLED
flashes
five
times
and
extin‐
guishes:liquid gas tank is empty
or failure in liquid gas
system. A message is
displayed in the Driver
Information Centre.
As soon as the liquid gas tank is
empty, petrol operation is
automatically engaged until the
ignition is switched off.
Fuel for liquid gas operation 3 166.
Engine coolant temperature
gauge
Displays the coolant temperature.
50:engine operating
temperature not yet
reachedcentral
area:normal operating
temperature130:temperature too high
Page 88 of 245

86Instruments and controlsCaution
If engine coolant temperature is
too high, stop vehicle, switch off
engine. Danger to engine. Check
coolant level.
Service display
The engine oil life system informs
when to change the engine oil and
filter. Based on driving conditions, the interval at which an engine oil and
filter change will be indicated can vary
considerably.
The remaining oil life duration menu
is displayed in the Driver Information
Centre 3 96.
On Midlevel display select the
Option ? Menu by pressing
MENU on the turn signal lever. Turn
the adjuster wheel to select the
Remaining Oil Life page.
On Uplevel display select the Info Q
Menu by pressing MENU on the turn
signal lever. Turn the adjuster wheel
to select Oil Life page.
Remaining oil life duration is indicated
in percentage.
Reset
Press SET/CLR on turn signal lever
for several seconds to reset. The
engine oil life page must be active.
The ignition must be switched on but
engine not running.
The system must be reset every time
the engine oil is changed to allow
proper functionality. Seek the
assistance of a workshop.
Next service When the system has calculated that
engine oil life has diminished, a
warning message appears in the
Driver Information Centre. Have
engine oil and filter changed by a
workshop within one week or
300 miles (whichever occurs first).
Driver Information Centre 3 96.
Service information 3 216.
Control indicators
The control indicators described are
not present in all vehicles. The
description applies to all instrument
versions. Depending on the